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Society Index

640 societies across all groups, from earliest predecessors to present day.

Abbey NationalAlliance & LeicesterBathBeverleyBirmingham MidshiresBradford & BingleyBuckinghamshireCambridgeCheltenham & GloucesterChorleyCoventryCumberlandDarlingtonDudleyEarl ShiltonEcologyFamilyFurnessHalifaxHanleyHarpendenHinckley & RugbyKent RelianceLeedsLeekLoughboroughMansfieldMarket HarboroughMarsdenMeltonMonmouthshireNational & ProvincialNationwideNewburyNewcastleNottinghamPenrithPrincipalityProgressiveSaffronScottishSkiptonStaffordSuffolkSwanseaTeachersTipton & CoseleyVernonWest BromwichWoolwichYorkshire

Bath

Bath & County Building Society
1945–1965Acquired
Bath & County Conservative Benefit Building Society
1869–1945Renamed
Bath Investment & Building Society
1904–PresentOngoing

Beverley

Beverley Building Society
1954–PresentOngoing
Beverley Permanent Benefit Building Society
1866–1954Renamed

Buckinghamshire

Buckinghamshire Building Society
1961–PresentOngoing
Chalfont & District Permanent Building Society
1907–1961Renamed

Cambridge

Cambridge Building Society
1945–PresentOngoing
Cambridgeshire Permanent Benefit Building Society
1850–1945Renamed

Chorley

Chorley & District Building Society
1859–PresentOngoing

Coventry

Acme Building Society
?–1967Acquired
Aid To Thrift Building Society
1884–1988Acquired
Alfreton & District Permanent Benefit Building Society
1866–1962Renamed
Alfreton Building Society
1962–1981Acquired
Alliance Perpetual Benefit Building Society
1854–1954Renamed
Alliance Perpetual Building Society
1954–1968Acquired
Ashford Permanent Benefit Building Society
1852–1953Acquired
Aylesbury Permanent Benefit Building Society
1871–1964Acquired
Bath Liberal Building Society
1870–1975Acquired
Blackheath & District Benefit Building Society
1903?–1962Renamed
Blackheath Building Society
1962–1986Acquired
Borough of Marylebone Building Society
1851–1955Merged
Brighton & District Building Society
1879–1969Acquired
Brighton, Hove & Preston Building Society
1862–1968Acquired
Bristol & West Building Society
1925–1997Demutualised
Bristol & West plc
1997–2005Partial Transfer
Bristol Economic Building Society
1854–1985Acquired
Bristol, West of England and South Wales Building Society
1850–1925Renamed
Britannia Building Society (1946-1955)
1946–1955Renamed
Britannia Building Society (1975-2009)
1975–2009Acquired
British Workman & General Benefit Building Society
1866–1955Acquired
Caledonian Building Society
1971–1975Acquired
Calne & District Permanent Benefit Building Society
1886–1977Acquired
Chelmsford & Essex Building Society
1849–1971Acquired
Cheshunt Building Society
1951–1991Acquired
Cheshunt Permanent Benefit Building Society
1861–1951Renamed
Chesterfield Benefit Building Society
1855–1975Acquired
Circle Permanent Building Society
1908–1964Merged
City & Metropolitan Building Society
1946–1996Acquired
City of Cardiff Permanent Building Society
1906–1975Acquired
Clydach Permanent Benefit Building Society
?–1968Acquired
Co-operative Bank (The)
1970–2025Acquired
Colne Building Society
1866–1983Acquired
Congleton Equitable Benefit Building Society
1854–1961Acquired
Consett Reliance Building Society
1906–1975Acquired
County of Southampton Provident Permanent Building Society
1853–1944Renamed
Coventry Building Society
1983–PresentOngoing
Coventry Economic Building Society
1959–1983Merged
Coventry Mutual Building Society
1962–1964Merged
Coventry Mutual Permanent Building Society
1892–1962Renamed
Coventry Permanent Economic Building Society
1884–1959Renamed
Coventry Provident Building Society (1872-1921)
1872–1921Renamed
Coventry Provident Building Society (1962-1964)
1962–1964Merged
Coventry Provident Building Society (1970-1983)
1970–1983Merged
Coventry Provident Mutual Building Society
1964–1970Renamed
Coventry Provident Permanent Building Society
1921–1962Renamed
Crewe Permanent Benefit Building Society
1867–1966Acquired
Denton Building Society
1865–1992Acquired
Dorchester & County of Dorset Economic Benefit Building Society
1847–1964Renamed
Dorchester Building Society
1964–1966Acquired
Driffield & East Riding Benefit Building Society
1865–1967Renamed
Driffield Building Society
1967–1982Acquired
East Ham & District Permanent Building Society
?–1955Merged
Eastern Counties Building Society
1938–1974Merged
Eastern Counties Permanent Benefit Building Society
1855–1938Renamed
Farmers & General Investment Building Society
?–1971Renamed
Farnham Benefit Building Society
1857–1957Acquired
Fenton Mutual Permanent Benefit Building Society
1871–1968Acquired
Fourth Bristol Permanent Building Society
1865–1959Acquired
Frome Selwood Permanent Building Society
1860–1990Acquired
General Thrift Permanent Building Society
1886–1979Renamed
Glantawe Permanent Building Society
1906–1978Acquired
Globe Building Society
1946–1968Acquired
Globe Permanent Benefit Building Society
1868–1946Renamed
Glossop Perpetual Building Society
1874–1966Acquired
Golders Green Permanent Building Society
1909–1946Renamed
Greater London Permanent Building Society
?–1967Acquired
Gresham Circle Building Society
1964–1969Acquired
Heaton Norris & Reddish Permanent Benefit Building Society
1873–1962Merged
High Wycombe & South Bucks Permanent Benefit Building Society
1861–1947Acquired
Ipswich Permanent Building Society
1850–1966Acquired
Keswick Benefit Building Society
1866–1970Acquired
Kidderminster Mutual Benefit Building Society
1876–1964Acquired
Landore Building Society
1875–1963Renamed
Leek & Moorlands Building Society
1856–1965Merged
Leek & Westbourne Building Society
1965–1974Merged
Leek, Westbourne & Eastern Counties Building Society
1974–1975Renamed
Lion Building Society
1938–1964Acquired
Lloyds Permanent Building Society
1876–1965Acquired
Longdendale Permanent Benefit Building Society
1877–1966Acquired
Longton Mutual Permanent Benefit Building Society
1862–1938Acquired
Ludgate Building Society
1882–1974Acquired
Mornington Building Society
1976–1991Acquired
Mornington Permanent Building Society
1866–1976Renamed
NALGO Building Society
1932–1960Acquired
National Emblem Permanent Building Society
~1879–1944Acquired
National Independent Permanent Benefit Building Society
1853–1976Acquired
New Gresham Building Society
1864–1964Merged
New Homes Building Society
?–1972Acquired
Newcastle & District Building Society
1849–1958Acquired
Newcastle-under-Lyme Benefit Building Society
1850–1957Acquired
North Devon Benefit Building Society
1869–1933Renamed
North Herts Building Society
1962–1970Acquired
North Herts Permanent Mutual Benefit Building Society
1884–1962Renamed
North Staffordshire Permanent Economic Benefit Building Society
1864–1956Acquired
Northern District Building Society
?–1968Acquired
Oldbury Britannia Building Society
1955–1974Acquired
Orient Permanent Building Society
1880–1966Acquired
Over Darwen Building Society
1962–1982Acquired
Over Darwen Permanent Benefit Building Society
1869–1962Renamed
Paramount Building Society
?–1973Acquired
Pembrokeshire Permanent Benefit Building Society
1863–1968Acquired
Penistone & Thurlstone Permanent Benefit Building Society
1867–1948Renamed
Penistone Building Society
1948–1965Acquired
Pontypool Permanent Building Society
1875–1971Acquired
Poole Building Society
1951–1979Acquired
Premier Permanent Building Society
?–1980Acquired
Provident Permanent Building Society
1849–1956Acquired
Queen Anne Permanent Benefit Building Society
1933–1972Acquired
Radcliffe Building Society
1873–1961Acquired
Railway Permanent Benefit Building Society
1850–1953Acquired
Reading & High Wycombe Building Society
1948–1956Acquired
Reading Building Society
1852–1948Renamed
Royal Mutual Benefit Building Society
1865–1971Acquired
Shepton Mallet Permanent Benefit Building Society
1853–1960Acquired
Silsden & District Permanent Building Society
1871–1940Renamed
Silsden Building Society
1940–1959Acquired
Somersetshire Building Society
1962–1972Acquired
Somersetshire Permanent Benefit Building Society
1849–1962Renamed
South West Wales Building Society
1963–1977Acquired
South-East Essex Permanent Building Society
1891–1966Acquired
Southampton Building Society
1944–1957Acquired
Southdown Permanent Building Society
1934–1959Acquired
St Helens & Rainford Building Society
1858–1969Acquired
St Marylebone & Suburban Building Society
1955–1961Acquired
Star Mutual Permanent Benefit Building Society
1865–1970Acquired
Stockport & East Cheshire Building Society
1877–1961Acquired
Stockport Atlas Building Society
1854–1961Acquired
Stockport Victoria & Reddish Building Society
1962–1972Acquired
Stockport Victoria Permanent Building Society
1833–1962Merged
Stoke-on-Trent Permanent Building Society
1852–1980Acquired
Stone New Freehold Benefit Building Society
1864–1957Acquired
Stourbridge, Lye & District Permanent Building Society
1889–1976Acquired
Stroud & Swindon Building Society
1986–2010Acquired
Stroud Building Society
1935–1986Merged
Stroud Provident Benefit Building Society
1850–1935Renamed
Summit Building Society
1964–1968Acquired
Swansea Imperial Permanent Building Society
1878–1968Acquired
Swansea Rock Permanent Building Society
1877–1970Acquired
Swindon Permanent Building Society
?–1986Merged
Third Bristol Benefit Building Society
1859–1937Acquired
Third West Essex Mutual Building Society
1906–1966Acquired
Thrift Building Society
1979–1987Acquired
Town & County Permanent Benefit Building Society
1868–1968Acquired
Town & County of Poole Building Society
1878–1951Renamed
Tunstall Building Society
1852–1971Acquired
Vectis Building Society
1879–1967Acquired
Victoria (of Bristol) Building Society
1880–1937Acquired
Wearside Building Society
1931–1971Acquired
Wellington (Somerset) & District Building Society
1962–1982Acquired
Wellington, Wiveliscombe, Milverton & West of England Permanent Benefit Building Society
1857–1962Renamed
Welsh Economic Building Society
1878–1984Acquired
West Essex Permanent Building Society
1883–1966Acquired
West London Building Society
1963–1974Acquired
West London Permanent Building Society
1961–1963Renamed
West London Permanent Mutual Benefit Building Society
1850–1961Renamed
Westbourne Park Building Society
1940–1965Merged
Westbourne Park Permanent Building Society
1885–1940Renamed
Westbury & District Permanent Building Society
1907–1977Acquired
Wilchester Permanent Building Society
?–1978Acquired

Cumberland

Cumberland Building Society
1954–PresentOngoing
Cumberland Co-operative Benefit Building Society
1850–1954Renamed
West Cumbria Building Society
1973–1996Acquired
Workington & West Cumberland Building Society
1972–1973Renamed
Workington & West Cumberland Permanent Building Society
1882–1972Renamed

Darlington IN PROGRESS

Advance Building Society
TBC–1982Acquired
Darlington Building Society
1946–PresentOngoing
Darlington Equitable Building Society
1856–1946Merged
Durham & Yorkshire Building Society
1891–1946Merged

Dudley IN PROGRESS

Dudley & District Benefit Building Society
1858–1963Renamed
Dudley Building Society
1963–PresentOngoing

Earl Shilton IN PROGRESS

Earl Shilton Building Society
1948–PresentOngoing
Earl Shilton Permanent Benefit Building & Land Society
1857–1948Renamed

Ecology IN PROGRESS

Ecology Building Society
1980–PresentOngoing

Family IN PROGRESS

Family Building Society
2014–PresentOngoing
Fourth Post Office Building Society
1946–1965Renamed
Fourth Post Office Mutual Building Society
1896–1946Renamed
National Counties Building Society
1972–2014Renamed
National Post Office Building Society
1965–1972Renamed
Post Office Permanent Building Society
TBC–1973Acquired

Furness IN PROGRESS

Furness & South Cumberland Permanent Benefit Building Society
1865–1969Renamed
Furness Building Society
1969–PresentOngoing

Hanley IN PROGRESS

Hanley Economic Building Society
1930–PresentOngoing
Staffordshire Potteries Economic Benefit Building Society
1854–1930Renamed

Harpenden IN PROGRESS

Harpenden & District Building Society
1953–1981Renamed
Harpenden Building Society
1981–PresentOngoing

Hinckley & Rugby IN PROGRESS

Hinckley & Rugby Building Society
1983–PresentOngoing
Hinckley Building Society
1980–1983Merged
Hinckley Permanent Building Society
1865–1980Renamed
Rugby Provident Building Society
1953–1983Merged
Rugby Provident Permanent Benefit Building Society
1861–1953Renamed

Leeds IN PROGRESS

Borough of Watford & District Mutual Building Society
TBC–1964Acquired
Fareham & District Mutual Building Society
TBC–1964Acquired
General Permanent Benefit Building Society
TBC–1907Acquired
Leeds & Holbeck Building Society
1875–2005Renamed
Leeds Building Society
2005–PresentOngoing
Mercantile Building Society (1875-1966)
1875–1966Merged
Mercantile Building Society (1970-2006)
1970–2006Acquired
North Shields Building Society
1963–1966Merged
North Shields Mercantile Building Society
1966–1970Renamed
North Shields Permanent Building Society
TBC–1963Renamed
North Shields Standard Permanent Building Society
TBC–1931Renamed
Novocastrian Permanent Building Society
TBC–1950Merged
Standard Building Society
1931–1999Acquired
Tynemouth Eligible Permanent Building Society
TBC–1909Acquired
Tynemouth Victoria Building Society
1963–1983Acquired
Tynemouth Victoria Jubilee Building Society
TBC–1963Renamed

Leek IN PROGRESS

Leek United & Midlands Building Society
1919–1990Renamed
Leek United Building Society
1990–PresentOngoing
Leek United Permanent Benefit Building Society
1863–1919Renamed

Loughborough IN PROGRESS

Loughborough Building Society
1987–PresentOngoing
Loughborough Permanent Benefit Building Society
1867–1882Renamed
Loughborough Permanent Building Society
1882–1987Renamed

Mansfield IN PROGRESS

Mansfield & District Permanent Benefit Building Society
1870–1883Renamed
Mansfield Building Society
1883–PresentOngoing

Market Harborough IN PROGRESS

Kettering Permanent Benefit Building Society
TBC–1981Acquired
Market Harborough & District Permanent Benefit Building Society
1870–1926Renamed
Market Harborough Building Society
1926–PresentOngoing

Marsden IN PROGRESS

Marsden Building Society
1885–PresentOngoing
Marsden Permanent Benefit Building Society
1860–1885Renamed

Melton IN PROGRESS

Melton Mowbray Building Society
1934–PresentOngoing
Melton Mowbray Mutual Permanent Building Society
1875–1934Renamed

Monmouthshire IN PROGRESS

Monmouthshire & South Wales Building Society
1932–1969Renamed
Monmouthshire & South Wales Permanent Benefit Building Society
1869–1932Renamed
Monmouthshire Building Society
1969–PresentOngoing

Nationwide IN PROGRESS

Accrington & District Permanent Benefit Building Society
?–1938Renamed
Accrington Permanent Building Society
1938–1958Renamed
Accrington Savings & Building Society
1958–1982Acquired
Accrington Victoria Building Society
1961–1975Acquired
Accrington Victoria Permanent Benefit Building Society
?–1961Renamed
Albany Building Society
?–1968Acquired
Albion Permanent Benefit Building Society
?–1966Acquired
Alston Permanent Benefit Building Society
?–1979Acquired
Always Ready Permanent Building Society
?–1953Renamed
Amalgamated General Building Society
?–1955Renamed
Amersham & District Permanent Building Society
?–1957Acquired
Anchor Building Society
1948–1981Acquired
Anglia Building Society (1980-1987)
1980–1987Merged
Anglia Building Society (1966-1978)
1966–1978Merged
Anglia Hastings & Thanet Building Society
1978–1980Renamed
Armstrong Permanent Building Society
?–1944Acquired
Ascot & District 838th Starr-Bowkett Building Society
?–1969Acquired
Ashbourne Permanent Benefit Building Society
?–1965Acquired
Ashton Stamford Building Society
1945–1981Acquired
Ashton-under-Lyne & District Permanent Benefit Building Society
?–1945Merged
Ashton-under-Lyne Stamford Permanent Benefit Building Society
?–1945Merged
Banff Town & County Property Investment Company
?–1963Acquired
Barnstaple Building Society
1948–1964Merged
Barnstaple Permanent Mutual Benefit Building Society
?–1948Renamed
Bede Permanent Building Society
?–1976Acquired
Bedlingtonshire Permanent Building Society
?–1964Acquired
Berkhamstead & District Building Society
?–1975Acquired
Berks & Bucks Permanent Mutual Benefit Building Society
?–1956Acquired
Berkshire Building Society
?–1967Merged
Bermondsey Building Society
?–1953Acquired
Bideford & North Devon Building Society
?–1984Renamed
Bideford Building Society
1984–1986Acquired
Birmingham Ebenezer Building Society
?–1972Acquired
Bishop Auckland Building Society
?–1972Acquired
Bishop Auckland Rock Building Society
?–1963Acquired
Blaby & Neigbourhood Permanent Benefit Building Society
?–1973Acquired
Blackheath Kidbrooke & Charlton Building Society
?–1977Acquired
Blyth & Morpeth District Permanent Building Society
?–1982Acquired
Bognor Mutual Building Society
?–1958Acquired
Borough of Wigan & District Permanent Benefit Building Society
?–1948Renamed
Borough of Wigan Building Society
1948–1960Renamed
Bournemouth & Christchurch Building Society
?–1975Acquired
Bournemouth Working Men's (Permanent?) Building Society
?–1943Acquired
Bournemouth, Hants & Dorset Building Society
?–1918Acquired
Brandling Permanent Benefit Building Society
?–1957Acquired
Brentwood Building Society
?–1957Acquired
Brighton & Shoreham Building Society
?–1977Acquired
Brighton & Southern Counties Building Society
1964–1968Acquired
Brighton & Southern Counties Permanent Building Society
?–1964Renamed
British Co-operative Building Society
?–1963Acquired
Brockley Permanent Building Society
?–1957Acquired
Bromley Building Society
?–1976Acquired
Castle Building Society
?–1968Acquired
Cheshire & Northwich Building Society
1968–1976Renamed
Cheshire Building Society (1976-2008)
1976–2008Acquired
Cheshire Building Society (pre-1969)
?–1968Merged
Chester & North Wales Building Society
1964–1978Acquired
Chester & North Wales Permanent Investment Benefit Building Society
?–1964Renamed
Church of England Building Society
1950–1967Merged
Church of England Temperance & General Permanent Benefit Building Society
?–1950Renamed
Citizens Permanent Building Society
?–1963Merged
Citizens Regency Building Society
1963–1985Merged
City & County of Durham Permanent Benefit Building Society
?–1948Renamed
City Charter Building Society
1944–1970Acquired
City Charter Permanent Building Society
?–1944Renamed
City Terminus Building Society
?–1957Merged
City of Durham Building Society
1948–1979Acquired
City of Peterborough & District Permanent Building Society
?–1959Acquired
Clapham Perseverance Building Society
?–1947Renamed
Clapton & General Benefit Building Society
?–1951Acquired
Clay Cross Benefit Building Society
?–1966Renamed
Clay Cross Building Society
1966–2003Acquired
Clayton Square Permanent Benefit Building Society
?–1951Acquired
Cleveland Benefit Building Society
?–1976Acquired
Clydesdale Building Society
?–1971Acquired
Co-operative Permanent Building Society
1884–1970Renamed
Cockermouth Permanent Benefit Building Society
?–1970Acquired
Coleraine Building Society
?–1966Acquired
Cornwall Building Society
?–1975Acquired
Corporation & Eligible Building Society
1965–1969Acquired
Corporation Building Society
1953–1965Renamed
Corporation Permanent Building Society
?–1953Renamed
Country Building Society
?–1984Acquired
Country Building Society
?–1971Merged
Court (Perfect?) Permanent Benefit Building Society
?–1968Acquired
Crewkerne & District Permanent Building Society
?–1946Acquired
Crook District Permanent Building Society
?–1971Acquired
Crook Equitable Building Society
?–1967Acquired
Crown Building Society
?–1957Acquired
Croydon Royal Arch Building Society
?–1976Acquired
Deal & Walmer Building Society
?–1979Acquired
Derbyshire Building Society
?–2008Acquired
Dumfries & Galloway Benefit Friendly & Building Society
1857–1963Acquired
Dunedin Building Society
1962–1969Acquired
Dunedin Investment Building Society
?–1952Merged
Dunelm Building Society
?–1975Acquired
Dunfermline Building Society
1869–2009Acquired
East Durham Permanent Building Society
?–1965Acquired
East Greenwich Mutual Benefit Building Society
?–1949Renamed
East Liverpool Incorporated Building Society
?–1978Acquired
East Surrey Building Society
1945–1986Renamed
Economical Benefit Building Society
?–1956Acquired
Edinburgh & Paisley Building Society
1979–1981Acquired
Edinburgh Building Society
1953–1979Merged
Edinburgh Mutual & Dunedin Building Society
1952–1962Renamed
Edinburgh Mutual Building Society
?–1952Merged
Effra Mutual Benefit Building Society
?–1953Acquired
Eligible & United Building Society
1959–1965Merged
Eligible Building Society
?–1959Merged
Elsecar, Heyland & Wentworth Benefit Building Society
?–1977Acquired
Elswick Building Society
1957–1957Acquired
Elswick Permanent Benefit Building Society
?–1957Renamed
Empire Benefit Building Society
?–1951Acquired
Esher Building Society
?–1965Acquired
Exeter Benefit Building Society
?–1956Acquired
Failsworth Permanent Building Society
?–1974Acquired
Falkirk Building Society
?–1978Acquired
Finsbury Building Society
?–1942Acquired
Five Towns Building Society
?–1975Acquired
Foundation Permanent Building Society
?–1962Acquired
Fourth Edinburgh Investment Building Society
?–1953Renamed
Fourth Fifeshire Property Investment (Building?) Society
?–1947Acquired
Fourth Provident Investment Building Society
?–1964Acquired
Gateshead Institute Permanent Building Society
?–1954Renamed
Gateshead Permanent Building Society
1954–1961Renamed
General Building Society
?–1964Acquired
Goldhawk Building Society
1967–1975Acquired
Goldhawk Mutual Benefit Building Society
?–1967Renamed
Great Grimsby & North Lincolnshire Permanent Building Society
?–1962Renamed
Great Torrington Building Society
?–1943Acquired
Greenwich Building Society (1949-1958)
1949–1958Acquired
Greenwich Building Society (1958-1997)
1958–1997Acquired
Greenwich Industrial Building Society
1958–1958Renamed
Grimsby & Cleethorpes Permanent Benefit Building Society
?–1961Acquired
Grimsby & North Lincolnshire Building Society
1962–1964Renamed
Grimsby Building Society
1964–1979Acquired
Hadrian Building Society
1953–1983Acquired
Haltwhistle Permanent Benefit Building Society
?–1975Acquired
Hartlepool & District Building Society
1967–1985Acquired
Hartlepools Permanent Building Society
?–1969Acquired
Hastings & Thanet Building Society
1951–1978Merged
Hastings Permanent Building Society
?–1951Merged
Hatton-le-Hole & Easington Lane Permanent Building Society
?–1974Acquired
Hazel Grove Permanent Benefit Building Society
?–1972Acquired
Heanor (Derbyshire) Permanent Benefit Building Society
?–1964Acquired
Hebburn Permanent Building Society
?–1961Acquired
Herald Building Society
?–1963Acquired
Hexham Permanent Benefit Building Society
?–1966Acquired
Hinckley & Leicestershire Building Society
1950–1958Renamed
Hinckley & South Leicestershire Permanent Benefit Building Society
?–1950Renamed
Holloway & City Terminus Building Society
1957–1964Renamed
Holloway Building Society (1964-1974)
1964–1974Acquired
Holloway Building Society (pre-1957)
?–1957Merged
Home Counties Building Society
?–1958Acquired
Houghton-le-Spring & North Durham Permanent Benefit Building Society
?–1964Acquired
House & Mill Building Society
?–1959Renamed
Ilkeston Permanent Building Society
?–2001Acquired
Improved Edinburgh Building Society
1938–1959Acquired
Improved Edinburgh Property Investment Building Society
?–1938Renamed
Industrial & Provident Building Society
?–1966Acquired
Industrial Building Society
1938–1958Renamed
Industrial Permanent Benefit Building Society
?–1938Renamed
Institute Building Society
?–1942Acquired
Isle of Thanet Building Society
?–1951Merged
Jarrow Building Society
?–1961Acquired
Kensington Permanent Benefit Building Society
?–1943Acquired
Kensington Permanent Building Society
?–1969Acquired
Kew Investment Building Society
?–1960Acquired
Kidderminster Permanent Benefit Building Society
?–1976Renamed
Kidderminster Permanent Building Society
1976–1979Acquired
Kilburn Building Society
?–1938Renamed
Kilmarnock Building & Investment Society
?–1974Renamed
Kilmarnock Building Society
1974–1982Acquired
King's Cross & Pentonville Permanent Building Society
1941–1949Acquired
Kingscliffe Building Society
?–1957Acquired
Kingston Building Society
?–1981Acquired
Kirkaldy Building & Investment Society
1959–1953Acquired
Kirkaldy Property Investment (Building?) Society
?–1950Renamed
Kirriemuir Building Society
1967–1975Acquired
Kirriemuir Freehold Building Society
?–1967Renamed
Lambeth Building Society
?–2006Acquired
Lancashire Building Society
1959–1980Acquired
Lancastrian Building Society
1986–1992Acquired
Lee, Lewisham & Blackheath Permanent Building Society
?–1961Acquired
Leicestershire Building Society
1958–1966Merged
Leigh Permanent Building Society
?–1982Acquired
Linlithgowshire Savings Investment & Building Society
?–1951Acquired
Liverpool & Provincial Building Society
?–1970Renamed
Liverpool Charter Building Society
1970–1979Acquired
Liverpool Railway Permanent Benefit Building Society
?–1977Acquired
Lombardian Permanent Benefit Building Society
?–1943Acquired
London & Midland Building Society
?–1978Acquired
London & South of England Building Society
1980–1983Acquired
London Benefit Building Society
?–1979Acquired
London Goldhawk Building Society
1975–1980Acquired
London Investment Building Society
1965–1975Renamed
London Progressive Building Society
?–1970Acquired
Maidenhead & Berkshire Building Society
1967–1967Merged
Maidenhead Building Society
?–1967Merged
Manchester Unity of Odd Fellows Building Society
1969–1986Acquired
Mancunian Building Society
?–1979Acquired
Marlborough Building Society
?–1975Acquired
Merthyr & Dowlais Permanent Benefit Building Society
?–1956Acquired
Metropolitan Building Society
?–1946Acquired
Middlesex Building Society
?–1947Acquired
Middleton Building Society
1872–1986Merged
Musselburgh Building Society
?–1983Acquired
National Safety Investment Building Society
?–1978Acquired
Nationwide Anglia Building Society
1987–1991Renamed
Nationwide Building Society
1991–PresentOngoing
Nationwide Building Society (1970-1987)
1970–1987Merged
Nelson & Premier Building Society
1969–1979Acquired
New Swindon Permanent Building Society
?–1963Renamed
Newcastle & Gateshead Building Society
?–1978Acquired
Newcastle & Gateshead Permanent Benefit Building Society
?–1961Acquired
Nineteenth Century Building Society
?–1942Acquired
North Durham Permanent Benefit Building Society
?–1937Renamed
North Durham Permanent Building Society
1937–1963Acquired
North Paddington Permanent Building Society
?–1958Renamed
North Wilts Equitable Building Society
?–1983Merged
North Wilts Ridgeway Building Society
1983–1988Acquired
North of England Building Society (1986-1994)
1986–1994Acquired
North of England Building Society (pre-1986)
?–1986Acquired
Northampton & Midlands Building Society
?–1974Acquired
Northampton Town & County Benefit Building Society
?–1953Renamed
Northampton Town & County Building Society
1953–1966Merged
Northamptonshire Foresters Building Society
?–1975Acquired
Northern Counties Building Society
1850–1965Merged
Northern Rock Building Society
1965–1997Demutualised
Northern Rock plc
1997–2012Acquired
Northumbria Permanent Benefit Building Society
?–1972Acquired
Northwich Building Society
?–1968Merged
Oak Leaf Building Society
?–1980Acquired
Old Swan Building Society
?–1951Acquired
Ore Permanent Building Society
?–1967Acquired
Orpington Building Society
?–1957Acquired
Paddington Building Society
1958–1987Acquired
Paisley Building Society
?–1979Merged
Peckham Permanent Benefit Building Society
?–1956Renamed
Peckham Permanent Building Society
1956–1981Acquired
Peebles Building Society
1971–1979Acquired
Peebleshire Savings Investment (Building?) Society
?–1971Renamed
Pentonville & General Permanent Benefit Building Society
?–1941Renamed
People's Building Society
?–1969Acquired
People's Co-operative Permanent Building Society
?–1938Renamed
Perpetual Investment Building Society
?–1970Acquired
Piccadilly Permanent Building Society
?–1945Acquired
Pioneer Building Society
?–1981Acquired
Portman Building Society (1990-2007)
1990–2007Acquired
Portman Building Society (pre-1989)
?–1989Merged
Portman Wessex Building Society
1989–1990Merged
Postal Service & General Building Society
?–1944Acquired
Preston Royal Permanent Benefit Building Society
?–1977Acquired
Progressive (Middlesex) Building Society
?–1953Renamed
Prudential Investment Building Society
?–1975Acquired
Ramsbury Building Society
?–1985Renamed
Redhill & District Building Society
?–1945Renamed
Regency & West of England Building Society
1989–1990Merged
Regency Building Society (1985-1989)
1985–1989Merged
Regency Building Society (pre-1963)
?–1963Merged
Richmond Mutual Building Society
?–1962Acquired
Ridgeway Building Society
1977–1983Merged
Rock (Llanelli) Permanent Building Society
?–1946Acquired
Rock Building Society
1955–1965Merged
Rock Permanent Benefit Building Society
1865–1955Renamed
Royal Arcade Building Society
?–1973Acquired
Royal Benefit Building Society
?–1964Acquired
Saddleworth United Building Society
1963–1973Acquired
Saddleworth United Permanent Benefit Building Society
?–1963Renamed
Sandbach Building Society
?–1981Acquired
Savings Bank Building Society
?–1951Acquired
Scottish Amicable Building Society
?–1958Acquired
Seaham Harbour (Londonderry) Building Society
?–1965Acquired
Sedgley & District Permanent Building Society
?–1959Acquired
Shields & Tyne Dock Permanent Building Society
?–1963Merged
Shields & Washington Building Society
1973–1982Acquired
Shields Commercial Building Society
1965–1983Acquired
Shields Premier Building Society
1963–1969Merged
Slough & Eton Benefit Building Society
?–1965Acquired
Somercotes Building Society
?–1966Acquired
South Durham Building Society
?–1985Acquired
South Shields Anchor Permanent Building Society
?–1948Renamed
South Shields Commercial Building Society
?–1965Renamed
South Shields Crown Permanent Building Society
?–1957Acquired
South Shields Equitable Permanent Building Society
?–1973Renamed
South Shields Nelson Building Society
?–1969Merged
South Shields Premier Permanent Building Society
?–1963Merged
South Shields Royal Permanent Building Society
?–1969Acquired
South Shields Sun Permanent Building Society
?–1985Acquired
South Staffordshire Building Society
1951–1975Renamed
South Staffordshire Permanent Benefit Building Society
?–1951Renamed
South West Middlesex Building Society
1954–1966Acquired
South West Middlesex Mutual Benefit Building Society
?–1954Renamed
South Western Building Society
1947–1973Acquired
South of England Building Society (1967-1980)
1967–1980Renamed
South of England Building Society (pre-1953)
?–1953Acquired
Southampton & South Hants Building Society
?–1942Acquired
St Annes' Permanent Benefit Building Society
?–1964Acquired
St Margaret Building Society
?–1969Renamed
St Martins le Grand Building Society
1975–1980Acquired
St Martins le Grand Mutual Permanent Benefit Building Society
?–1975Renamed
St Pancras Building Society
?–1993Acquired
Stafford & County Building Society
?–1961Acquired
Stafford & County Permanent Building Society
1962–1975Acquired
Stafford Permanent Benefit Building Society
?–1953Renamed
Stafford Permanent Building Society
1953–1962Renamed
Staffordshire Building Society
1975–2003Acquired
Stanhope & Wear Valley Permanent Building Society
?–1975Acquired
Star Benefit Building Society
?–1954Renamed
Star Building Society
1954–1977Acquired
Stenhousemuir Building Society
?–1970Acquired
Stirlingshire Building Society
?–1975Acquired
Stockport & County Permanent Building Society
1972–1981Acquired
Stockport Building Society
1943–1978Acquired
Stockport Premier Building Society
?–1943Renamed
Summers' Building Society
1952–1980Acquired
Summers' Permanent Benefit Building Society
?–1952Renamed
Sunderland & Shields Building Society
1969–1986Renamed
Sunderland Building Society
?–1969Renamed
Sunderland Working Men's Building Society
?–1961Acquired
Surrey Building Society
?–1993Acquired
Sussex Mutual Building Society
1955–1985Merged
Sussex Mutual Permanent Investment Building Society
?–1955Renamed
Swanage & Isle of Purbeck Building Society
?–1969Acquired
Swindon Building Society
1963–1977Renamed
Temple Bar Building Society
?–1963Acquired
Thames Estuary Building Society
?–1944Acquired
Third Reform Ballot Building Society
?–1963Acquired
Thornley & District Permanent Building Society
?–1970Acquired
Twickenham Building Society
1949–1965Acquired
Twickenham, Teddington & District Mutual Building Society
?–1949Renamed
Tydesley Building Society
1960–1986Merged
Tydesley Permanent Benefit Building Society
?–1960Renamed
Tyne Building Society
1975–1980Acquired
Tyne Commercial Building Society
1964–1975Renamed
Tyne Commercial Permanent Building Society
?–1964Renamed
Tyneside Building Society
?–1974Acquired
Uckfield Permanent Benefit Building Society
?–1968Acquired
United Kingdom Building Society
?–1986Acquired
United Permanent Benefit Building Society
?–1964Acquired
United Permanent Building Society
?–1959Merged
Virgin Money
2012–2024Acquired
Walker & Byker Industrial Permanent Building Society
?–1980Acquired
Walker, Wallsend & Willingdon Permanent Benefit Building Society
?–1960Renamed
Wallingford & District Permanent Building Society
?–1971Acquired
Wallsend Building Society
1960–1975Acquired
Walton & Kirkdale Permanent Benefit Building Society
?–1968Acquired
Wandsworth Permanent Benefit Building Society
?–1943Acquired
Watford & West Herts Permanent Benefit Building Society
?–1958Acquired
Wellingborough Town & District Permanent Benefit Building Society
?–1950Acquired
Wellington Permanent Benefit Building Society
?–1940Renamed
Wellington Permanent Building Society
?–1962Acquired
Wessex Building Society
1976–1989Merged
Wessex Permanent Building Society
?–1976Renamed
West Derby & Everton Perpetual Benefit Building Society
?–1941Renamed
West Derby Building Society
1941–1977Acquired
West Hartlepool Building Society
?–1967Renamed
West Hove & District Permanent Building Society
?–1964Renamed
West Hove Building Society
1964–1969Acquired
West London Investment Building Society
?–1965Renamed
West Midlands Building Society
?–1959Acquired
West of England Building Society
1985–1989Merged
West of Fife Investment (Building?) Society
?–1978Acquired
Western Counties & Barnstaple Building Society
1964–1968Renamed
Western Counties Building Society (1934-1964)
1934–1964Merged
Western Counties Building Society (1968-1985)
1968–1985Acquired
Western Counties Equitable Benefit Building Society
?–1934Renamed
Western Equitable Permanent Mutual Benefit Building Society
?–1944Acquired
Westminster Building Society
?–1981Acquired
Whitehall Building Society
?–1942Acquired
Wigan Building Society
1960–1982Acquired
Wilts & Western Benefit Building Society
?–1979Acquired
Winchester City & District Mutual Building Society
?–1967Acquired
Windsor & Eton Permanent Benefit Building Society
?–1964Acquired
Winsford Permanent Benefit Building Society
?–1973Acquired
Wishaw Investment Building Society
?–1986Acquired
Woburn Sands Permanent Benefit Building Society
?–1957Acquired
Wolverton (Bucks) Permanent Benefit Building Society
?–1957Acquired
Workington Permanent Benefit Building Society
?–1968Acquired

Newbury PLANNED

Newbury Building Society
?–PresentOngoing

Newcastle PLANNED

Newcastle Building Society
?–PresentOngoing

Nottingham PLANNED

Nottingham Building Society
?–PresentOngoing

Penrith PLANNED

Penrith Building Society
?–PresentOngoing

Principality PLANNED

Principality Building Society
?–PresentOngoing

Progressive PLANNED

Progressive Building Society
?–PresentOngoing

Saffron PLANNED

Saffron Building Society
?–PresentOngoing

Scottish PLANNED

Scottish Building Society
?–PresentOngoing

Skipton PLANNED

Skipton Building Society
?–PresentOngoing

Stafford PLANNED

Stafford Railway Building Society
?–PresentOngoing

Suffolk PLANNED

Suffolk Building Society
?–PresentOngoing

Swansea PLANNED

Swansea Building Society
?–PresentOngoing

Teachers PLANNED

Teachers Building Society
?–PresentOngoing

Tipton & Coseley PLANNED

Tipton & Coseley Building Society
?–PresentOngoing

Vernon PLANNED

Vernon Building Society
?–PresentOngoing

West Bromwich PLANNED

West Bromwich Building Society
?–PresentOngoing

Yorkshire PLANNED

Yorkshire Building Society
?–PresentOngoing

Abbey National PLANNED

Abbey National Building Society
?–1989Demutualised

Alliance & Leicester PLANNED

Alliance & Leicester Building Society
?–1997Demutualised

Birmingham Midshires PLANNED

Birmingham Midshires Building Society
?–1999Demutualised

Bradford & Bingley PLANNED

Bradford & Bingley Building Society
?–2000Demutualised

Cheltenham & Gloucester PLANNED

Cheltenham & Gloucester Building Society
?–1994Demutualised

Halifax PLANNED

Halifax Building Society
?–1997Demutualised

National & Provincial PLANNED

National & Provincial Building Society
?–1995Demutualised

Woolwich PLANNED

Woolwich Building Society
?–1997Demutualised

Kent Reliance PLANNED

Kent Reliance Building Society
?–2011Converted
A
Abbey National Building Society
Abbey National?–1989Demutualised
Accrington & District Permanent Benefit Building Society
Nationwide?–1938Renamed
Accrington Permanent Building Society
Nationwide1938–1958Renamed
Accrington Savings & Building Society
Nationwide1958–1982Acquired
Accrington Victoria Building Society
Nationwide1961–1975Acquired
Accrington Victoria Permanent Benefit Building Society
Nationwide?–1961Renamed
Acme Building Society
Coventry?–1967Acquired
Advance Building Society
DarlingtonTBC–1982Acquired
Aid To Thrift Building Society
Coventry1884–1988Acquired
Albany Building Society
Nationwide?–1968Acquired
Albion Permanent Benefit Building Society
Nationwide?–1966Acquired
Alfreton & District Permanent Benefit Building Society
Coventry1866–1962Renamed
Alfreton Building Society
Coventry1962–1981Acquired
Alliance & Leicester Building Society
Alliance & Leicester?–1997Demutualised
Alliance Perpetual Benefit Building Society
Coventry1854–1954Renamed
Alliance Perpetual Building Society
Coventry1954–1968Acquired
Alston Permanent Benefit Building Society
Nationwide?–1979Acquired
Always Ready Permanent Building Society
Nationwide?–1953Renamed
Amalgamated General Building Society
Nationwide?–1955Renamed
Amersham & District Permanent Building Society
Nationwide?–1957Acquired
Anchor Building Society
Nationwide1948–1981Acquired
Anglia Building Society (1980-1987)
Nationwide1980–1987Merged
Anglia Building Society (1966-1978)
Nationwide1966–1978Merged
Anglia Hastings & Thanet Building Society
Nationwide1978–1980Renamed
Armstrong Permanent Building Society
Nationwide?–1944Acquired
Ascot & District 838th Starr-Bowkett Building Society
Nationwide?–1969Acquired
Ashbourne Permanent Benefit Building Society
Nationwide?–1965Acquired
Ashford Permanent Benefit Building Society
Coventry1852–1953Acquired
Ashton Stamford Building Society
Nationwide1945–1981Acquired
Ashton-under-Lyne & District Permanent Benefit Building Society
Nationwide?–1945Merged
Ashton-under-Lyne Stamford Permanent Benefit Building Society
Nationwide?–1945Merged
Aylesbury Permanent Benefit Building Society
Coventry1871–1964Acquired
B
Banff Town & County Property Investment Company
Nationwide?–1963Acquired
Barnstaple Building Society
Nationwide1948–1964Merged
Barnstaple Permanent Mutual Benefit Building Society
Nationwide?–1948Renamed
Bath & County Building Society
Bath1945–1965Acquired
Bath & County Conservative Benefit Building Society
Bath1869–1945Renamed
Bath Investment & Building Society
Bath1904–PresentOngoing
Bath Liberal Building Society
Coventry1870–1975Acquired
Bede Permanent Building Society
Nationwide?–1976Acquired
Bedlingtonshire Permanent Building Society
Nationwide?–1964Acquired
Berkhamstead & District Building Society
Nationwide?–1975Acquired
Berks & Bucks Permanent Mutual Benefit Building Society
Nationwide?–1956Acquired
Berkshire Building Society
Nationwide?–1967Merged
Bermondsey Building Society
Nationwide?–1953Acquired
Beverley Building Society
Beverley1954–PresentOngoing
Beverley Permanent Benefit Building Society
Beverley1866–1954Renamed
Bideford & North Devon Building Society
Nationwide?–1984Renamed
Bideford Building Society
Nationwide1984–1986Acquired
Birmingham Ebenezer Building Society
Nationwide?–1972Acquired
Birmingham Midshires Building Society
Birmingham Midshires?–1999Demutualised
Bishop Auckland Building Society
Nationwide?–1972Acquired
Bishop Auckland Rock Building Society
Nationwide?–1963Acquired
Blaby & Neigbourhood Permanent Benefit Building Society
Nationwide?–1973Acquired
Blackheath & District Benefit Building Society
Coventry1903?–1962Renamed
Blackheath Building Society
Coventry1962–1986Acquired
Blackheath Kidbrooke & Charlton Building Society
Nationwide?–1977Acquired
Blyth & Morpeth District Permanent Building Society
Nationwide?–1982Acquired
Bognor Mutual Building Society
Nationwide?–1958Acquired
Borough of Marylebone Building Society
Coventry1851–1955Merged
Borough of Watford & District Mutual Building Society
LeedsTBC–1964Acquired
Borough of Wigan & District Permanent Benefit Building Society
Nationwide?–1948Renamed
Borough of Wigan Building Society
Nationwide1948–1960Renamed
Bournemouth & Christchurch Building Society
Nationwide?–1975Acquired
Bournemouth Working Men's (Permanent?) Building Society
Nationwide?–1943Acquired
Bournemouth, Hants & Dorset Building Society
Nationwide?–1918Acquired
Bradford & Bingley Building Society
Bradford & Bingley?–2000Demutualised
Brandling Permanent Benefit Building Society
Nationwide?–1957Acquired
Brentwood Building Society
Nationwide?–1957Acquired
Brighton & District Building Society
Coventry1879–1969Acquired
Brighton & Shoreham Building Society
Nationwide?–1977Acquired
Brighton & Southern Counties Building Society
Nationwide1964–1968Acquired
Brighton & Southern Counties Permanent Building Society
Nationwide?–1964Renamed
Brighton, Hove & Preston Building Society
Coventry1862–1968Acquired
Bristol & West Building Society
Coventry1925–1997Demutualised
Bristol & West plc
Coventry1997–2005Partial Transfer
Bristol Economic Building Society
Coventry1854–1985Acquired
Bristol, West of England and South Wales Building Society
Coventry1850–1925Renamed
Britannia Building Society (1946-1955)
Coventry1946–1955Renamed
Britannia Building Society (1975-2009)
Coventry1975–2009Acquired
British Co-operative Building Society
Nationwide?–1963Acquired
British Workman & General Benefit Building Society
Coventry1866–1955Acquired
Brockley Permanent Building Society
Nationwide?–1957Acquired
Bromley Building Society
Nationwide?–1976Acquired
Buckinghamshire Building Society
Buckinghamshire1961–PresentOngoing
C
Caledonian Building Society
Coventry1971–1975Acquired
Calne & District Permanent Benefit Building Society
Coventry1886–1977Acquired
Cambridge Building Society
Cambridge1945–PresentOngoing
Cambridgeshire Permanent Benefit Building Society
Cambridge1850–1945Renamed
Castle Building Society
Nationwide?–1968Acquired
Chalfont & District Permanent Building Society
Buckinghamshire1907–1961Renamed
Chelmsford & Essex Building Society
Coventry1849–1971Acquired
Cheltenham & Gloucester Building Society
Cheltenham & Gloucester?–1994Demutualised
Cheshire & Northwich Building Society
Nationwide1968–1976Renamed
Cheshire Building Society (1976-2008)
Nationwide1976–2008Acquired
Cheshire Building Society (pre-1969)
Nationwide?–1968Merged
Cheshunt Building Society
Coventry1951–1991Acquired
Cheshunt Permanent Benefit Building Society
Coventry1861–1951Renamed
Chester & North Wales Building Society
Nationwide1964–1978Acquired
Chester & North Wales Permanent Investment Benefit Building Society
Nationwide?–1964Renamed
Chesterfield Benefit Building Society
Coventry1855–1975Acquired
Chorley & District Building Society
Chorley1859–PresentOngoing
Church of England Building Society
Nationwide1950–1967Merged
Church of England Temperance & General Permanent Benefit Building Society
Nationwide?–1950Renamed
Circle Permanent Building Society
Coventry1908–1964Merged
Citizens Permanent Building Society
Nationwide?–1963Merged
Citizens Regency Building Society
Nationwide1963–1985Merged
City & County of Durham Permanent Benefit Building Society
Nationwide?–1948Renamed
City & Metropolitan Building Society
Coventry1946–1996Acquired
City Charter Building Society
Nationwide1944–1970Acquired
City Charter Permanent Building Society
Nationwide?–1944Renamed
City Terminus Building Society
Nationwide?–1957Merged
City of Cardiff Permanent Building Society
Coventry1906–1975Acquired
City of Durham Building Society
Nationwide1948–1979Acquired
City of Peterborough & District Permanent Building Society
Nationwide?–1959Acquired
Clapham Perseverance Building Society
Nationwide?–1947Renamed
Clapton & General Benefit Building Society
Nationwide?–1951Acquired
Clay Cross Benefit Building Society
Nationwide?–1966Renamed
Clay Cross Building Society
Nationwide1966–2003Acquired
Clayton Square Permanent Benefit Building Society
Nationwide?–1951Acquired
Cleveland Benefit Building Society
Nationwide?–1976Acquired
Clydach Permanent Benefit Building Society
Coventry?–1968Acquired
Clydesdale Building Society
Nationwide?–1971Acquired
Co-operative Bank (The)
Coventry1970–2025Acquired
Co-operative Permanent Building Society
Nationwide1884–1970Renamed
Cockermouth Permanent Benefit Building Society
Nationwide?–1970Acquired
Coleraine Building Society
Nationwide?–1966Acquired
Colne Building Society
Coventry1866–1983Acquired
Congleton Equitable Benefit Building Society
Coventry1854–1961Acquired
Consett Reliance Building Society
Coventry1906–1975Acquired
Cornwall Building Society
Nationwide?–1975Acquired
Corporation & Eligible Building Society
Nationwide1965–1969Acquired
Corporation Building Society
Nationwide1953–1965Renamed
Corporation Permanent Building Society
Nationwide?–1953Renamed
Country Building Society
Nationwide?–1984Acquired
Country Building Society
Nationwide?–1971Merged
County of Southampton Provident Permanent Building Society
Coventry1853–1944Renamed
Court (Perfect?) Permanent Benefit Building Society
Nationwide?–1968Acquired
Coventry Building Society
Coventry1983–PresentOngoing
Coventry Economic Building Society
Coventry1959–1983Merged
Coventry Mutual Building Society
Coventry1962–1964Merged
Coventry Mutual Permanent Building Society
Coventry1892–1962Renamed
Coventry Permanent Economic Building Society
Coventry1884–1959Renamed
Coventry Provident Building Society (1872-1921)
Coventry1872–1921Renamed
Coventry Provident Building Society (1962-1964)
Coventry1962–1964Merged
Coventry Provident Building Society (1970-1983)
Coventry1970–1983Merged
Coventry Provident Mutual Building Society
Coventry1964–1970Renamed
Coventry Provident Permanent Building Society
Coventry1921–1962Renamed
Crewe Permanent Benefit Building Society
Coventry1867–1966Acquired
Crewkerne & District Permanent Building Society
Nationwide?–1946Acquired
Crook District Permanent Building Society
Nationwide?–1971Acquired
Crook Equitable Building Society
Nationwide?–1967Acquired
Crown Building Society
Nationwide?–1957Acquired
Croydon Royal Arch Building Society
Nationwide?–1976Acquired
Cumberland Building Society
Cumberland1954–PresentOngoing
Cumberland Co-operative Benefit Building Society
Cumberland1850–1954Renamed
D
Darlington Building Society
Darlington1946–PresentOngoing
Darlington Equitable Building Society
Darlington1856–1946Merged
Deal & Walmer Building Society
Nationwide?–1979Acquired
Denton Building Society
Coventry1865–1992Acquired
Derbyshire Building Society
Nationwide?–2008Acquired
Dorchester & County of Dorset Economic Benefit Building Society
Coventry1847–1964Renamed
Dorchester Building Society
Coventry1964–1966Acquired
Driffield & East Riding Benefit Building Society
Coventry1865–1967Renamed
Driffield Building Society
Coventry1967–1982Acquired
Dudley & District Benefit Building Society
Dudley1858–1963Renamed
Dudley Building Society
Dudley1963–PresentOngoing
Dumfries & Galloway Benefit Friendly & Building Society
Nationwide1857–1963Acquired
Dunedin Building Society
Nationwide1962–1969Acquired
Dunedin Investment Building Society
Nationwide?–1952Merged
Dunelm Building Society
Nationwide?–1975Acquired
Dunfermline Building Society
Nationwide1869–2009Acquired
Durham & Yorkshire Building Society
Darlington1891–1946Merged
E
Earl Shilton Building Society
Earl Shilton1948–PresentOngoing
Earl Shilton Permanent Benefit Building & Land Society
Earl Shilton1857–1948Renamed
East Durham Permanent Building Society
Nationwide?–1965Acquired
East Greenwich Mutual Benefit Building Society
Nationwide?–1949Renamed
East Ham & District Permanent Building Society
Coventry?–1955Merged
East Liverpool Incorporated Building Society
Nationwide?–1978Acquired
East Surrey Building Society
Nationwide1945–1986Renamed
Eastern Counties Building Society
Coventry1938–1974Merged
Eastern Counties Permanent Benefit Building Society
Coventry1855–1938Renamed
Ecology Building Society
Ecology1980–PresentOngoing
Economical Benefit Building Society
Nationwide?–1956Acquired
Edinburgh & Paisley Building Society
Nationwide1979–1981Acquired
Edinburgh Building Society
Nationwide1953–1979Merged
Edinburgh Mutual & Dunedin Building Society
Nationwide1952–1962Renamed
Edinburgh Mutual Building Society
Nationwide?–1952Merged
Effra Mutual Benefit Building Society
Nationwide?–1953Acquired
Eligible & United Building Society
Nationwide1959–1965Merged
Eligible Building Society
Nationwide?–1959Merged
Elsecar, Heyland & Wentworth Benefit Building Society
Nationwide?–1977Acquired
Elswick Building Society
Nationwide1957–1957Acquired
Elswick Permanent Benefit Building Society
Nationwide?–1957Renamed
Empire Benefit Building Society
Nationwide?–1951Acquired
Esher Building Society
Nationwide?–1965Acquired
Exeter Benefit Building Society
Nationwide?–1956Acquired
F
Failsworth Permanent Building Society
Nationwide?–1974Acquired
Falkirk Building Society
Nationwide?–1978Acquired
Family Building Society
Family2014–PresentOngoing
Fareham & District Mutual Building Society
LeedsTBC–1964Acquired
Farmers & General Investment Building Society
Coventry?–1971Renamed
Farnham Benefit Building Society
Coventry1857–1957Acquired
Fenton Mutual Permanent Benefit Building Society
Coventry1871–1968Acquired
Finsbury Building Society
Nationwide?–1942Acquired
Five Towns Building Society
Nationwide?–1975Acquired
Foundation Permanent Building Society
Nationwide?–1962Acquired
Fourth Bristol Permanent Building Society
Coventry1865–1959Acquired
Fourth Edinburgh Investment Building Society
Nationwide?–1953Renamed
Fourth Fifeshire Property Investment (Building?) Society
Nationwide?–1947Acquired
Fourth Post Office Building Society
Family1946–1965Renamed
Fourth Post Office Mutual Building Society
Family1896–1946Renamed
Fourth Provident Investment Building Society
Nationwide?–1964Acquired
Frome Selwood Permanent Building Society
Coventry1860–1990Acquired
Furness & South Cumberland Permanent Benefit Building Society
Furness1865–1969Renamed
Furness Building Society
Furness1969–PresentOngoing
G
Gateshead Institute Permanent Building Society
Nationwide?–1954Renamed
Gateshead Permanent Building Society
Nationwide1954–1961Renamed
General Building Society
Nationwide?–1964Acquired
General Permanent Benefit Building Society
LeedsTBC–1907Acquired
General Thrift Permanent Building Society
Coventry1886–1979Renamed
Glantawe Permanent Building Society
Coventry1906–1978Acquired
Globe Building Society
Coventry1946–1968Acquired
Globe Permanent Benefit Building Society
Coventry1868–1946Renamed
Glossop Perpetual Building Society
Coventry1874–1966Acquired
Golders Green Permanent Building Society
Coventry1909–1946Renamed
Goldhawk Building Society
Nationwide1967–1975Acquired
Goldhawk Mutual Benefit Building Society
Nationwide?–1967Renamed
Great Grimsby & North Lincolnshire Permanent Building Society
Nationwide?–1962Renamed
Great Torrington Building Society
Nationwide?–1943Acquired
Greater London Permanent Building Society
Coventry?–1967Acquired
Greenwich Building Society (1949-1958)
Nationwide1949–1958Acquired
Greenwich Building Society (1958-1997)
Nationwide1958–1997Acquired
Greenwich Industrial Building Society
Nationwide1958–1958Renamed
Gresham Circle Building Society
Coventry1964–1969Acquired
Grimsby & Cleethorpes Permanent Benefit Building Society
Nationwide?–1961Acquired
Grimsby & North Lincolnshire Building Society
Nationwide1962–1964Renamed
Grimsby Building Society
Nationwide1964–1979Acquired
H
Hadrian Building Society
Nationwide1953–1983Acquired
Halifax Building Society
Halifax?–1997Demutualised
Haltwhistle Permanent Benefit Building Society
Nationwide?–1975Acquired
Hanley Economic Building Society
Hanley1930–PresentOngoing
Harpenden & District Building Society
Harpenden1953–1981Renamed
Harpenden Building Society
Harpenden1981–PresentOngoing
Hartlepool & District Building Society
Nationwide1967–1985Acquired
Hartlepools Permanent Building Society
Nationwide?–1969Acquired
Hastings & Thanet Building Society
Nationwide1951–1978Merged
Hastings Permanent Building Society
Nationwide?–1951Merged
Hatton-le-Hole & Easington Lane Permanent Building Society
Nationwide?–1974Acquired
Hazel Grove Permanent Benefit Building Society
Nationwide?–1972Acquired
Heanor (Derbyshire) Permanent Benefit Building Society
Nationwide?–1964Acquired
Heaton Norris & Reddish Permanent Benefit Building Society
Coventry1873–1962Merged
Hebburn Permanent Building Society
Nationwide?–1961Acquired
Herald Building Society
Nationwide?–1963Acquired
Hexham Permanent Benefit Building Society
Nationwide?–1966Acquired
High Wycombe & South Bucks Permanent Benefit Building Society
Coventry1861–1947Acquired
Hinckley & Leicestershire Building Society
Nationwide1950–1958Renamed
Hinckley & Rugby Building Society
Hinckley & Rugby1983–PresentOngoing
Hinckley & South Leicestershire Permanent Benefit Building Society
Nationwide?–1950Renamed
Hinckley Building Society
Hinckley & Rugby1980–1983Merged
Hinckley Permanent Building Society
Hinckley & Rugby1865–1980Renamed
Holloway & City Terminus Building Society
Nationwide1957–1964Renamed
Holloway Building Society (1964-1974)
Nationwide1964–1974Acquired
Holloway Building Society (pre-1957)
Nationwide?–1957Merged
Home Counties Building Society
Nationwide?–1958Acquired
Houghton-le-Spring & North Durham Permanent Benefit Building Society
Nationwide?–1964Acquired
House & Mill Building Society
Nationwide?–1959Renamed
I
Ilkeston Permanent Building Society
Nationwide?–2001Acquired
Improved Edinburgh Building Society
Nationwide1938–1959Acquired
Improved Edinburgh Property Investment Building Society
Nationwide?–1938Renamed
Industrial & Provident Building Society
Nationwide?–1966Acquired
Industrial Building Society
Nationwide1938–1958Renamed
Industrial Permanent Benefit Building Society
Nationwide?–1938Renamed
Institute Building Society
Nationwide?–1942Acquired
Ipswich Permanent Building Society
Coventry1850–1966Acquired
Isle of Thanet Building Society
Nationwide?–1951Merged
J
Jarrow Building Society
Nationwide?–1961Acquired
K
Kensington Permanent Benefit Building Society
Nationwide?–1943Acquired
Kensington Permanent Building Society
Nationwide?–1969Acquired
Kent Reliance Building Society
Kent Reliance?–2011Converted
Keswick Benefit Building Society
Coventry1866–1970Acquired
Kettering Permanent Benefit Building Society
Market HarboroughTBC–1981Acquired
Kew Investment Building Society
Nationwide?–1960Acquired
Kidderminster Mutual Benefit Building Society
Coventry1876–1964Acquired
Kidderminster Permanent Benefit Building Society
Nationwide?–1976Renamed
Kidderminster Permanent Building Society
Nationwide1976–1979Acquired
Kilburn Building Society
Nationwide?–1938Renamed
Kilmarnock Building & Investment Society
Nationwide?–1974Renamed
Kilmarnock Building Society
Nationwide1974–1982Acquired
King's Cross & Pentonville Permanent Building Society
Nationwide1941–1949Acquired
Kingscliffe Building Society
Nationwide?–1957Acquired
Kingston Building Society
Nationwide?–1981Acquired
Kirkaldy Building & Investment Society
Nationwide1959–1953Acquired
Kirkaldy Property Investment (Building?) Society
Nationwide?–1950Renamed
Kirriemuir Building Society
Nationwide1967–1975Acquired
Kirriemuir Freehold Building Society
Nationwide?–1967Renamed
L
Lambeth Building Society
Nationwide?–2006Acquired
Lancashire Building Society
Nationwide1959–1980Acquired
Lancastrian Building Society
Nationwide1986–1992Acquired
Landore Building Society
Coventry1875–1963Renamed
Lee, Lewisham & Blackheath Permanent Building Society
Nationwide?–1961Acquired
Leeds & Holbeck Building Society
Leeds1875–2005Renamed
Leeds Building Society
Leeds2005–PresentOngoing
Leek & Moorlands Building Society
Coventry1856–1965Merged
Leek & Westbourne Building Society
Coventry1965–1974Merged
Leek United & Midlands Building Society
Leek1919–1990Renamed
Leek United Building Society
Leek1990–PresentOngoing
Leek United Permanent Benefit Building Society
Leek1863–1919Renamed
Leek, Westbourne & Eastern Counties Building Society
Coventry1974–1975Renamed
Leicestershire Building Society
Nationwide1958–1966Merged
Leigh Permanent Building Society
Nationwide?–1982Acquired
Linlithgowshire Savings Investment & Building Society
Nationwide?–1951Acquired
Lion Building Society
Coventry1938–1964Acquired
Liverpool & Provincial Building Society
Nationwide?–1970Renamed
Liverpool Charter Building Society
Nationwide1970–1979Acquired
Liverpool Railway Permanent Benefit Building Society
Nationwide?–1977Acquired
Lloyds Permanent Building Society
Coventry1876–1965Acquired
Lombardian Permanent Benefit Building Society
Nationwide?–1943Acquired
London & Midland Building Society
Nationwide?–1978Acquired
London & South of England Building Society
Nationwide1980–1983Acquired
London Benefit Building Society
Nationwide?–1979Acquired
London Goldhawk Building Society
Nationwide1975–1980Acquired
London Investment Building Society
Nationwide1965–1975Renamed
London Progressive Building Society
Nationwide?–1970Acquired
Longdendale Permanent Benefit Building Society
Coventry1877–1966Acquired
Longton Mutual Permanent Benefit Building Society
Coventry1862–1938Acquired
Loughborough Building Society
Loughborough1987–PresentOngoing
Loughborough Permanent Benefit Building Society
Loughborough1867–1882Renamed
Loughborough Permanent Building Society
Loughborough1882–1987Renamed
Ludgate Building Society
Coventry1882–1974Acquired
M
Maidenhead & Berkshire Building Society
Nationwide1967–1967Merged
Maidenhead Building Society
Nationwide?–1967Merged
Manchester Unity of Odd Fellows Building Society
Nationwide1969–1986Acquired
Mancunian Building Society
Nationwide?–1979Acquired
Mansfield & District Permanent Benefit Building Society
Mansfield1870–1883Renamed
Mansfield Building Society
Mansfield1883–PresentOngoing
Market Harborough & District Permanent Benefit Building Society
Market Harborough1870–1926Renamed
Market Harborough Building Society
Market Harborough1926–PresentOngoing
Marlborough Building Society
Nationwide?–1975Acquired
Marsden Building Society
Marsden1885–PresentOngoing
Marsden Permanent Benefit Building Society
Marsden1860–1885Renamed
Melton Mowbray Building Society
Melton1934–PresentOngoing
Melton Mowbray Mutual Permanent Building Society
Melton1875–1934Renamed
Mercantile Building Society (1875-1966)
Leeds1875–1966Merged
Mercantile Building Society (1970-2006)
Leeds1970–2006Acquired
Merthyr & Dowlais Permanent Benefit Building Society
Nationwide?–1956Acquired
Metropolitan Building Society
Nationwide?–1946Acquired
Middlesex Building Society
Nationwide?–1947Acquired
Middleton Building Society
Nationwide1872–1986Merged
Monmouthshire & South Wales Building Society
Monmouthshire1932–1969Renamed
Monmouthshire & South Wales Permanent Benefit Building Society
Monmouthshire1869–1932Renamed
Monmouthshire Building Society
Monmouthshire1969–PresentOngoing
Mornington Building Society
Coventry1976–1991Acquired
Mornington Permanent Building Society
Coventry1866–1976Renamed
Musselburgh Building Society
Nationwide?–1983Acquired
N
NALGO Building Society
Coventry1932–1960Acquired
National & Provincial Building Society
National & Provincial?–1995Demutualised
National Counties Building Society
Family1972–2014Renamed
National Emblem Permanent Building Society
Coventry~1879–1944Acquired
National Independent Permanent Benefit Building Society
Coventry1853–1976Acquired
National Post Office Building Society
Family1965–1972Renamed
National Safety Investment Building Society
Nationwide?–1978Acquired
Nationwide Anglia Building Society
Nationwide1987–1991Renamed
Nationwide Building Society
Nationwide1991–PresentOngoing
Nationwide Building Society (1970-1987)
Nationwide1970–1987Merged
Nelson & Premier Building Society
Nationwide1969–1979Acquired
New Gresham Building Society
Coventry1864–1964Merged
New Homes Building Society
Coventry?–1972Acquired
New Swindon Permanent Building Society
Nationwide?–1963Renamed
Newbury Building Society
Newbury?–PresentOngoing
Newcastle & District Building Society
Coventry1849–1958Acquired
Newcastle & Gateshead Building Society
Nationwide?–1978Acquired
Newcastle & Gateshead Permanent Benefit Building Society
Nationwide?–1961Acquired
Newcastle Building Society
Newcastle?–PresentOngoing
Newcastle-under-Lyme Benefit Building Society
Coventry1850–1957Acquired
Nineteenth Century Building Society
Nationwide?–1942Acquired
North Devon Benefit Building Society
Coventry1869–1933Renamed
North Durham Permanent Benefit Building Society
Nationwide?–1937Renamed
North Durham Permanent Building Society
Nationwide1937–1963Acquired
North Herts Building Society
Coventry1962–1970Acquired
North Herts Permanent Mutual Benefit Building Society
Coventry1884–1962Renamed
North Paddington Permanent Building Society
Nationwide?–1958Renamed
North Shields Building Society
Leeds1963–1966Merged
North Shields Mercantile Building Society
Leeds1966–1970Renamed
North Shields Permanent Building Society
LeedsTBC–1963Renamed
North Shields Standard Permanent Building Society
LeedsTBC–1931Renamed
North Staffordshire Permanent Economic Benefit Building Society
Coventry1864–1956Acquired
North Wilts Equitable Building Society
Nationwide?–1983Merged
North Wilts Ridgeway Building Society
Nationwide1983–1988Acquired
North of England Building Society (1986-1994)
Nationwide1986–1994Acquired
North of England Building Society (pre-1986)
Nationwide?–1986Acquired
Northampton & Midlands Building Society
Nationwide?–1974Acquired
Northampton Town & County Benefit Building Society
Nationwide?–1953Renamed
Northampton Town & County Building Society
Nationwide1953–1966Merged
Northamptonshire Foresters Building Society
Nationwide?–1975Acquired
Northern Counties Building Society
Nationwide1850–1965Merged
Northern District Building Society
Coventry?–1968Acquired
Northern Rock Building Society
Nationwide1965–1997Demutualised
Northern Rock plc
Nationwide1997–2012Acquired
Northumbria Permanent Benefit Building Society
Nationwide?–1972Acquired
Northwich Building Society
Nationwide?–1968Merged
Nottingham Building Society
Nottingham?–PresentOngoing
Novocastrian Permanent Building Society
LeedsTBC–1950Merged
O
Oak Leaf Building Society
Nationwide?–1980Acquired
Old Swan Building Society
Nationwide?–1951Acquired
Oldbury Britannia Building Society
Coventry1955–1974Acquired
Ore Permanent Building Society
Nationwide?–1967Acquired
Orient Permanent Building Society
Coventry1880–1966Acquired
Orpington Building Society
Nationwide?–1957Acquired
Over Darwen Building Society
Coventry1962–1982Acquired
Over Darwen Permanent Benefit Building Society
Coventry1869–1962Renamed
P
Paddington Building Society
Nationwide1958–1987Acquired
Paisley Building Society
Nationwide?–1979Merged
Paramount Building Society
Coventry?–1973Acquired
Peckham Permanent Benefit Building Society
Nationwide?–1956Renamed
Peckham Permanent Building Society
Nationwide1956–1981Acquired
Peebles Building Society
Nationwide1971–1979Acquired
Peebleshire Savings Investment (Building?) Society
Nationwide?–1971Renamed
Pembrokeshire Permanent Benefit Building Society
Coventry1863–1968Acquired
Penistone & Thurlstone Permanent Benefit Building Society
Coventry1867–1948Renamed
Penistone Building Society
Coventry1948–1965Acquired
Penrith Building Society
Penrith?–PresentOngoing
Pentonville & General Permanent Benefit Building Society
Nationwide?–1941Renamed
People's Building Society
Nationwide?–1969Acquired
People's Co-operative Permanent Building Society
Nationwide?–1938Renamed
Perpetual Investment Building Society
Nationwide?–1970Acquired
Piccadilly Permanent Building Society
Nationwide?–1945Acquired
Pioneer Building Society
Nationwide?–1981Acquired
Pontypool Permanent Building Society
Coventry1875–1971Acquired
Poole Building Society
Coventry1951–1979Acquired
Portman Building Society (1990-2007)
Nationwide1990–2007Acquired
Portman Building Society (pre-1989)
Nationwide?–1989Merged
Portman Wessex Building Society
Nationwide1989–1990Merged
Post Office Permanent Building Society
FamilyTBC–1973Acquired
Postal Service & General Building Society
Nationwide?–1944Acquired
Premier Permanent Building Society
Coventry?–1980Acquired
Preston Royal Permanent Benefit Building Society
Nationwide?–1977Acquired
Principality Building Society
Principality?–PresentOngoing
Progressive (Middlesex) Building Society
Nationwide?–1953Renamed
Progressive Building Society
Progressive?–PresentOngoing
Provident Permanent Building Society
Coventry1849–1956Acquired
Prudential Investment Building Society
Nationwide?–1975Acquired
R
Radcliffe Building Society
Coventry1873–1961Acquired
Railway Permanent Benefit Building Society
Coventry1850–1953Acquired
Ramsbury Building Society
Nationwide?–1985Renamed
Reading & High Wycombe Building Society
Coventry1948–1956Acquired
Reading Building Society
Coventry1852–1948Renamed
Redhill & District Building Society
Nationwide?–1945Renamed
Regency & West of England Building Society
Nationwide1989–1990Merged
Regency Building Society (1985-1989)
Nationwide1985–1989Merged
Regency Building Society (pre-1963)
Nationwide?–1963Merged
Richmond Mutual Building Society
Nationwide?–1962Acquired
Ridgeway Building Society
Nationwide1977–1983Merged
Rock (Llanelli) Permanent Building Society
Nationwide?–1946Acquired
Rock Building Society
Nationwide1955–1965Merged
Rock Permanent Benefit Building Society
Nationwide1865–1955Renamed
Royal Arcade Building Society
Nationwide?–1973Acquired
Royal Benefit Building Society
Nationwide?–1964Acquired
Royal Mutual Benefit Building Society
Coventry1865–1971Acquired
Rugby Provident Building Society
Hinckley & Rugby1953–1983Merged
Rugby Provident Permanent Benefit Building Society
Hinckley & Rugby1861–1953Renamed
S
Saddleworth United Building Society
Nationwide1963–1973Acquired
Saddleworth United Permanent Benefit Building Society
Nationwide?–1963Renamed
Saffron Building Society
Saffron?–PresentOngoing
Sandbach Building Society
Nationwide?–1981Acquired
Savings Bank Building Society
Nationwide?–1951Acquired
Scottish Amicable Building Society
Nationwide?–1958Acquired
Scottish Building Society
Scottish?–PresentOngoing
Seaham Harbour (Londonderry) Building Society
Nationwide?–1965Acquired
Sedgley & District Permanent Building Society
Nationwide?–1959Acquired
Shepton Mallet Permanent Benefit Building Society
Coventry1853–1960Acquired
Shields & Tyne Dock Permanent Building Society
Nationwide?–1963Merged
Shields & Washington Building Society
Nationwide1973–1982Acquired
Shields Commercial Building Society
Nationwide1965–1983Acquired
Shields Premier Building Society
Nationwide1963–1969Merged
Silsden & District Permanent Building Society
Coventry1871–1940Renamed
Silsden Building Society
Coventry1940–1959Acquired
Skipton Building Society
Skipton?–PresentOngoing
Slough & Eton Benefit Building Society
Nationwide?–1965Acquired
Somercotes Building Society
Nationwide?–1966Acquired
Somersetshire Building Society
Coventry1962–1972Acquired
Somersetshire Permanent Benefit Building Society
Coventry1849–1962Renamed
South Durham Building Society
Nationwide?–1985Acquired
South Shields Anchor Permanent Building Society
Nationwide?–1948Renamed
South Shields Commercial Building Society
Nationwide?–1965Renamed
South Shields Crown Permanent Building Society
Nationwide?–1957Acquired
South Shields Equitable Permanent Building Society
Nationwide?–1973Renamed
South Shields Nelson Building Society
Nationwide?–1969Merged
South Shields Premier Permanent Building Society
Nationwide?–1963Merged
South Shields Royal Permanent Building Society
Nationwide?–1969Acquired
South Shields Sun Permanent Building Society
Nationwide?–1985Acquired
South Staffordshire Building Society
Nationwide1951–1975Renamed
South Staffordshire Permanent Benefit Building Society
Nationwide?–1951Renamed
South West Middlesex Building Society
Nationwide1954–1966Acquired
South West Middlesex Mutual Benefit Building Society
Nationwide?–1954Renamed
South West Wales Building Society
Coventry1963–1977Acquired
South Western Building Society
Nationwide1947–1973Acquired
South of England Building Society (1967-1980)
Nationwide1967–1980Renamed
South of England Building Society (pre-1953)
Nationwide?–1953Acquired
South-East Essex Permanent Building Society
Coventry1891–1966Acquired
Southampton & South Hants Building Society
Nationwide?–1942Acquired
Southampton Building Society
Coventry1944–1957Acquired
Southdown Permanent Building Society
Coventry1934–1959Acquired
St Annes' Permanent Benefit Building Society
Nationwide?–1964Acquired
St Helens & Rainford Building Society
Coventry1858–1969Acquired
St Margaret Building Society
Nationwide?–1969Renamed
St Martins le Grand Building Society
Nationwide1975–1980Acquired
St Martins le Grand Mutual Permanent Benefit Building Society
Nationwide?–1975Renamed
St Marylebone & Suburban Building Society
Coventry1955–1961Acquired
St Pancras Building Society
Nationwide?–1993Acquired
Stafford & County Building Society
Nationwide?–1961Acquired
Stafford & County Permanent Building Society
Nationwide1962–1975Acquired
Stafford Permanent Benefit Building Society
Nationwide?–1953Renamed
Stafford Permanent Building Society
Nationwide1953–1962Renamed
Stafford Railway Building Society
Stafford?–PresentOngoing
Staffordshire Building Society
Nationwide1975–2003Acquired
Staffordshire Potteries Economic Benefit Building Society
Hanley1854–1930Renamed
Standard Building Society
Leeds1931–1999Acquired
Stanhope & Wear Valley Permanent Building Society
Nationwide?–1975Acquired
Star Benefit Building Society
Nationwide?–1954Renamed
Star Building Society
Nationwide1954–1977Acquired
Star Mutual Permanent Benefit Building Society
Coventry1865–1970Acquired
Stenhousemuir Building Society
Nationwide?–1970Acquired
Stirlingshire Building Society
Nationwide?–1975Acquired
Stockport & County Permanent Building Society
Nationwide1972–1981Acquired
Stockport & East Cheshire Building Society
Coventry1877–1961Acquired
Stockport Atlas Building Society
Coventry1854–1961Acquired
Stockport Building Society
Nationwide1943–1978Acquired
Stockport Premier Building Society
Nationwide?–1943Renamed
Stockport Victoria & Reddish Building Society
Coventry1962–1972Acquired
Stockport Victoria Permanent Building Society
Coventry1833–1962Merged
Stoke-on-Trent Permanent Building Society
Coventry1852–1980Acquired
Stone New Freehold Benefit Building Society
Coventry1864–1957Acquired
Stourbridge, Lye & District Permanent Building Society
Coventry1889–1976Acquired
Stroud & Swindon Building Society
Coventry1986–2010Acquired
Stroud Building Society
Coventry1935–1986Merged
Stroud Provident Benefit Building Society
Coventry1850–1935Renamed
Suffolk Building Society
Suffolk?–PresentOngoing
Summers' Building Society
Nationwide1952–1980Acquired
Summers' Permanent Benefit Building Society
Nationwide?–1952Renamed
Summit Building Society
Coventry1964–1968Acquired
Sunderland & Shields Building Society
Nationwide1969–1986Renamed
Sunderland Building Society
Nationwide?–1969Renamed
Sunderland Working Men's Building Society
Nationwide?–1961Acquired
Surrey Building Society
Nationwide?–1993Acquired
Sussex Mutual Building Society
Nationwide1955–1985Merged
Sussex Mutual Permanent Investment Building Society
Nationwide?–1955Renamed
Swanage & Isle of Purbeck Building Society
Nationwide?–1969Acquired
Swansea Building Society
Swansea?–PresentOngoing
Swansea Imperial Permanent Building Society
Coventry1878–1968Acquired
Swansea Rock Permanent Building Society
Coventry1877–1970Acquired
Swindon Building Society
Nationwide1963–1977Renamed
Swindon Permanent Building Society
Coventry?–1986Merged
T
Teachers Building Society
Teachers?–PresentOngoing
Temple Bar Building Society
Nationwide?–1963Acquired
Thames Estuary Building Society
Nationwide?–1944Acquired
Third Bristol Benefit Building Society
Coventry1859–1937Acquired
Third Reform Ballot Building Society
Nationwide?–1963Acquired
Third West Essex Mutual Building Society
Coventry1906–1966Acquired
Thornley & District Permanent Building Society
Nationwide?–1970Acquired
Thrift Building Society
Coventry1979–1987Acquired
Tipton & Coseley Building Society
Tipton & Coseley?–PresentOngoing
Town & County Permanent Benefit Building Society
Coventry1868–1968Acquired
Town & County of Poole Building Society
Coventry1878–1951Renamed
Tunstall Building Society
Coventry1852–1971Acquired
Twickenham Building Society
Nationwide1949–1965Acquired
Twickenham, Teddington & District Mutual Building Society
Nationwide?–1949Renamed
Tydesley Building Society
Nationwide1960–1986Merged
Tydesley Permanent Benefit Building Society
Nationwide?–1960Renamed
Tyne Building Society
Nationwide1975–1980Acquired
Tyne Commercial Building Society
Nationwide1964–1975Renamed
Tyne Commercial Permanent Building Society
Nationwide?–1964Renamed
Tynemouth Eligible Permanent Building Society
LeedsTBC–1909Acquired
Tynemouth Victoria Building Society
Leeds1963–1983Acquired
Tynemouth Victoria Jubilee Building Society
LeedsTBC–1963Renamed
Tyneside Building Society
Nationwide?–1974Acquired
U
Uckfield Permanent Benefit Building Society
Nationwide?–1968Acquired
United Kingdom Building Society
Nationwide?–1986Acquired
United Permanent Benefit Building Society
Nationwide?–1964Acquired
United Permanent Building Society
Nationwide?–1959Merged
V
Vectis Building Society
Coventry1879–1967Acquired
Vernon Building Society
Vernon?–PresentOngoing
Victoria (of Bristol) Building Society
Coventry1880–1937Acquired
Virgin Money
Nationwide2012–2024Acquired
W
Walker & Byker Industrial Permanent Building Society
Nationwide?–1980Acquired
Walker, Wallsend & Willingdon Permanent Benefit Building Society
Nationwide?–1960Renamed
Wallingford & District Permanent Building Society
Nationwide?–1971Acquired
Wallsend Building Society
Nationwide1960–1975Acquired
Walton & Kirkdale Permanent Benefit Building Society
Nationwide?–1968Acquired
Wandsworth Permanent Benefit Building Society
Nationwide?–1943Acquired
Watford & West Herts Permanent Benefit Building Society
Nationwide?–1958Acquired
Wearside Building Society
Coventry1931–1971Acquired
Wellingborough Town & District Permanent Benefit Building Society
Nationwide?–1950Acquired
Wellington (Somerset) & District Building Society
Coventry1962–1982Acquired
Wellington Permanent Benefit Building Society
Nationwide?–1940Renamed
Wellington Permanent Building Society
Nationwide?–1962Acquired
Wellington, Wiveliscombe, Milverton & West of England Permanent Benefit Building Society
Coventry1857–1962Renamed
Welsh Economic Building Society
Coventry1878–1984Acquired
Wessex Building Society
Nationwide1976–1989Merged
Wessex Permanent Building Society
Nationwide?–1976Renamed
West Bromwich Building Society
West Bromwich?–PresentOngoing
West Cumbria Building Society
Cumberland1973–1996Acquired
West Derby & Everton Perpetual Benefit Building Society
Nationwide?–1941Renamed
West Derby Building Society
Nationwide1941–1977Acquired
West Essex Permanent Building Society
Coventry1883–1966Acquired
West Hartlepool Building Society
Nationwide?–1967Renamed
West Hove & District Permanent Building Society
Nationwide?–1964Renamed
West Hove Building Society
Nationwide1964–1969Acquired
West London Building Society
Coventry1963–1974Acquired
West London Investment Building Society
Nationwide?–1965Renamed
West London Permanent Building Society
Coventry1961–1963Renamed
West London Permanent Mutual Benefit Building Society
Coventry1850–1961Renamed
West Midlands Building Society
Nationwide?–1959Acquired
West of England Building Society
Nationwide1985–1989Merged
West of Fife Investment (Building?) Society
Nationwide?–1978Acquired
Westbourne Park Building Society
Coventry1940–1965Merged
Westbourne Park Permanent Building Society
Coventry1885–1940Renamed
Westbury & District Permanent Building Society
Coventry1907–1977Acquired
Western Counties & Barnstaple Building Society
Nationwide1964–1968Renamed
Western Counties Building Society (1934-1964)
Nationwide1934–1964Merged
Western Counties Building Society (1968-1985)
Nationwide1968–1985Acquired
Western Counties Equitable Benefit Building Society
Nationwide?–1934Renamed
Western Equitable Permanent Mutual Benefit Building Society
Nationwide?–1944Acquired
Westminster Building Society
Nationwide?–1981Acquired
Whitehall Building Society
Nationwide?–1942Acquired
Wigan Building Society
Nationwide1960–1982Acquired
Wilchester Permanent Building Society
Coventry?–1978Acquired
Wilts & Western Benefit Building Society
Nationwide?–1979Acquired
Winchester City & District Mutual Building Society
Nationwide?–1967Acquired
Windsor & Eton Permanent Benefit Building Society
Nationwide?–1964Acquired
Winsford Permanent Benefit Building Society
Nationwide?–1973Acquired
Wishaw Investment Building Society
Nationwide?–1986Acquired
Woburn Sands Permanent Benefit Building Society
Nationwide?–1957Acquired
Wolverton (Bucks) Permanent Benefit Building Society
Nationwide?–1957Acquired
Woolwich Building Society
Woolwich?–1997Demutualised
Workington & West Cumberland Building Society
Cumberland1972–1973Renamed
Workington & West Cumberland Permanent Building Society
Cumberland1882–1972Renamed
Workington Permanent Benefit Building Society
Nationwide?–1968Acquired
Y
Yorkshire Building Society
Yorkshire?–PresentOngoing
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