List of pre-nationalisation UK electric power companies

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The electrical power industry in the United Kingdom was nationalised by the Electricity Act 1947, when over six hundred electric power companies were merged into twelve area boards.

Contents

List of companies[edit]

Companies merged into East Midlands Electricity Board (EMEB)[edit]

The Board's area was defined as: Leicestershire, Northamptonshire, Rutland and parts of Bedfordshire, Buckinghamshire, Derbyshire, Lincolnshire, Nottinghamshire, Staffordshire and Warwickshire.

Local authority undertakings[edit]

Private companies[edit]

  • Boston and District Electric Supply Company (records from 1923)
  • Derbyshire and Nottinghamshire Electric Power Company (records from 1901)
  • Leicestershire and Warwickshire Electric Power Company (records from 1904)
  • Melton Mowbray Electric Light Company (records from 1899)
  • Midland Electric Light and Power Company Limited (formed c.1881)
  • Mid Lincolnshire Electric Supply Company Limited (records from 1936)
  • Northampton Electric Light & Power Co Ltd (records from 1936)
  • Oakham Gas and Electricity Company Limited (records from 1917)
  • Rushden and District Electric Supply Company Limited (records from 1945)
  • Tamworth District Electric Supply Company (records from 1930)
  • Urban Electric Supply Company
  • Wellingborough Electric Supply Company Limited (records from 1900)
  • W.J. Furse and Company Limited (records from 1912) †

† Not listed in the Electricity (Allocation of Undertakings to Area Boards) Order, 1948, presumably had ceased before this date.

Companies merged into Eastern Electricity Board (EEB)[edit]

The Board's area was defined as: Cambridgeshire, Hertfordshire, Huntingdonshire, the Isle of Ely, Norfolk, Suffolk and parts of Bedfordshire, Buckinghamshire, Essex, Middlesex, Oxfordshire and the Soke of Peterborough.

Local authority undertakings[edit]

Private companies[edit]

The Northmet Power and Light building in Wood Green, north London
  • Aldeburgh Electric Supply Company
  • Bedfordshire, Cambridgeshire and Huntingdonshire Electricity Company
  • Brentwood District Electric Company
  • Bungay Gas and Electricity Co Ltd (formed 1926)
  • Cambridge Electric Supply Company
  • Chesham Electric Light and Power Company
  • Colne Valley Electric Supply Company
  • East Anglian Electric Supply Company (incorporating Bury St Edmunds Corporation)
  • East Suffolk Electricity Distribution Company
  • Frinton-on-Sea & District Electric Light and Power Company
  • Letchworth Electricity Limited
  • Newmarket Electric Light Company
  • North Metropolitan Electric Power Supply Company ("Northmet") - based in Wood Green, N22
  • Northwood Electric Light and Power Company
  • Welwyn Garden City Electricity Supply Company
  • Wickford and District Electricity Supply Company
  • Wisbech Electric Light and Power Company

Companies merged into London Electricity Board (LEB)[edit]

The Board's area was defined as: The administrative County of London and parts of Essex, Kent, Middlesex and Surrey.

Local authority undertakings[edit]

Private companies[edit]

  • Central London Electricity Limited (formerly Charing Cross Company)
  • Chelsea Electricity Supply Company (formed 1886; taken over by Charing Cross Co 1937)
  • Chislehurst Electric Supply Company
  • City of London Electric Lighting Company
  • County of London Electric Supply Company
  • Foots Cray Electricity Supply Company
  • Hampstead Electric Supply Company Ltd (records from 1898) †
  • London Electric Supply Corporation (LESCo) - formed in 1887 out of Grosvenor Gallery Electric Supply Corporation, London's first commercial electric power supplier
  • London Power Company
  • Notting Hill Electric Lighting Company
  • South London Electric Supply Corporation
  • South Metropolitan Electric Light and Power Company

† Not listed in the Electricity (Allocation of Undertakings to Area Boards) Order, 1948, presumably had ceased before this date. The Hampstead vestry (predecessor to the borough council) established an electricity supply business in 1894, and this company may have been acquired by them, or never have become active.

Companies merged into Merseyside & North Wales Electricity Board (MANWEB)[edit]

The Board's area was defined as: Anglesey, Caernarvonshire, Denbighshire, Flintshire, Merionethshire, Montgomeryshire and parts of Cardiganshire, Cheshire, Lancashire (including Liverpool) and Shropshire.

Local authority undertakings[edit]

Joint electricity authorities[edit]

(Created under the provisions of the Electricity (Supply) Act 1919)

  • North Wales & South Cheshire Joint Electricity Authority (records from 1923)

Private companies[edit]

  • Borth and Ynyslas Electric Supply Company
  • Electricity Distribution of North Wales and District Limited
  • Machynlleth Electric Supply Company
  • Mersey Power Company
  • Mid-Cheshire Electricity Supply Company
  • North Wales Power Company
  • Towyn, Aberdovey and District Electricity Company
  • Yale Electric Power Company

Companies merged into Midlands Electricity Board (MEB)[edit]

The Board's area was defined as: Herefordshire, Worcestershire and parts of Gloucestershire, Oxfordshire, Shropshire, Staffordshire and Warwickshire (including Birmingham).

Local authority undertakings[edit]

Joint electricity authorities[edit]

(Created under the provisions of the Electricity (Supply) Act 1919)

  • North West Midlands Joint Electricity Authority
  • West Midlands Joint Electricity Authority - created 1926, membership consisted of the Midland Electricity Corporation for Power and Distribution and Wolverhampton, Walsall, West Bromwich and Shrewsbury corporations and Cannock UDC.

Private companies[edit]

  • Chasetown and District Electricity Company
  • Market Drayton Electric Light and Power Company
  • Midland Electric Corporation for Power Distribution Limited
  • Shropshire, Worcestershire and Staffordshire Electric Power Company
  • Stroud Electric Supply Company
  • Thornbury and District Electricity Company
  • West Gloucestershire Power Company

Companies merged into North Eastern Electricity Board (NEEB)[edit]

The Board's area was defined as: Durham, Northumberland, the North Riding of Yorkshire and parts of the East and West Ridings of Yorkshire (including York).

Local authority undertakings[edit]

Private companies[edit]

Carliol House, former headquarters of the Newcastle-upon-Tyne Electric Supply Company

Companies merged into North Western Electricity Board (NORWEB)[edit]

The Board's area was defined as: Cumberland, Westmorland and parts of Cheshire, Derbyshire, Lancashire (including Manchester) and of the West Riding of Yorkshire.

Local authority undertakings[edit]

Private companies[edit]

  • Altrincham Electric Supply Limited
  • Cark and District Electricity Company (1918)
  • Keswick Electric Light Company (1890)
  • Lancashire Electric Power Company
  • Mid-Cumberland Electricity Company (1932)
  • Ormskirk Electric Supply Company
  • Penrith Electricity Supply Company (1909)
  • Sedbergh Electricity Supply Company (originally J.J.Martin & Co.) (1922)
  • Settle and District Electricity Company
  • South Cumberland Electricity Supply Company (originally Cumberland Waste Heat Owners Co. Ltd) (1924)
  • Trent Valley and High Peak Electricity Company
  • Westmorland and District Electricity Supply Company (1933)
  • Windermere and District Electricity Supply Company (originally R.H.Fell & Son Ltd.) (1893)

† Only the electricity supply business was transferred, the SHMD board continued to operate public transport services.

Companies merged into South East Scotland Electricity Board[edit]

The Board's area was defined as: Berwickshire, Clackmannanshire, Fife, Lothians (East Lothian, Midlothian, West Lothian), Peebles, Selkirkshire, and parts of Dunbartonshire, Roxburghshire and Stirlingshire.

Local authority undertakings[edit]

Private companies[edit]

† Musselburgh and District's trams were taken over by Edinburgh Corporation in 1928, although the company's name was not changed to reflect this.

Companies merged into South Eastern Electricity Board (SEEBOARD)[edit]

The Board's area was defined as: Parts of Kent, Middlesex, Surrey and Sussex.

Local authority undertakings[edit]

Joint electricity authorities[edit]

(Created under the provisions of the Electricity (Supply) Act 1919)

  • London and Home Counties Joint Electricity Authority

Private companies[edit]

  • Burgess Hill Electricity Limited
  • Central Sussex Electricity Limited
  • Folkestone Electricity Supply Company
  • Guildford Gas Light and Coke Company
  • Herne Bay and District Electricity Supply Company
  • Horley and District Electricity Supply Company
  • Kent Electric Power Company
  • Lewes and District Electric Supply Company
  • Peacehaven Electric Light and Power Company
  • Ramsgate and District Electric Supply Company
  • Richmond (Surrey) Electric Light and Power Company
  • Ringmer and District Electricity Company
  • Seaford and Newhaven Electricity Limited
  • Sevenoaks and District Electricity Company
  • Sheerness and District Electric Supply Company
  • Shoreham and District Electric Lighting and Power Company
  • South-East Kent Electric Power Company
  • Steyning Electricity Limited
  • Sussex Electricity Supply Company
  • Uckfield Gas and Electricity Company
  • Weald Electricity Supply Company
  • West Kent Electric Company
  • Whistable Electric Company
  • Woking Electric Supply Company

Companies merged into South Wales Electricity Board (SWALEB)[edit]

The Board's area was defined as: Brecknockshire, Carmarthenshire, Glamorganshire, Monmouthshire, Pembrokeshire, Radnorshire and part of Cardiganshire.

Local authority undertakings[edit]

Private companies[edit]

  • Aberayron and District Electricity Supply and Power Company
  • Carmarthen Electric Supply Company
  • Chepstow Electric Lighting and Power Company
  • Gorseinon Electric Light Company
  • Llanelly and District Electric Supply Company †
  • Merthyr Electric Traction and Lighting Company
  • Monmouth Electricity Company
  • Pontypool Electric Light and Power Company
  • Porthcawl Electricity Company
  • South Wales Electric Power Company
  • West Cambrian Power Company

† Llanelly and District's trolleybus operation was sold to British Electric Traction in 1952.

Companies merged into South West Scotland Electricity Board[edit]

The Board's area was defined as: Ayrshire, Dumfries-shire, Kirkcudbrightshire, Lanarkshire, Renfrewshire, Wigtownshire and parts of Dunbartonshire, Roxburghshire and Stirlingshire.

Local authority undertakings[edit]

Private companies[edit]

  • Clyde Valley Electrical Power Company
  • Electric Supply Corporation Limited
  • Galloway Water Power Company
  • Lanarkshire Hydro Electric Power Company
  • Skelmorlie Electric Supply Company
  • Strathclyde Electricity Supply Company
  • Wigtownshire Electricity Company

Companies merged into South Western Electricity Board (SWEB)[edit]

The Board's area was defined as: Cornwall (including the Isles of Scilly), Devonshire and parts of Dorsetshire, Gloucestershire (including Bristol) and Somersetshire.

Local authority undertakings[edit]

Private companies[edit]

  • Bideford and District Electricity Supply Company
  • Bridgwater and District Electric Supply & Traction Company
  • Brixham Gas and Electricity Company
  • Bude Electric Supply Company
  • Burnham and District Electric Supply Company
  • Chudleigh Electric Light and Power Company
  • Cornwall Electric Power Company
  • Culm Valley Electric Supply Company
  • Dawlish Electric Light and Power Company
  • East Devon Electricity Company
  • Exe Valley Electricity Company
  • Holsworthy Electric Supply Company
  • Ilfracombe Electric Light and Power Company
  • Lynton and Lynmouth Electric Light Company
  • Mid-Somerset Electric Supply Company
  • Minehead Electric Supply Company
  • North Somerset Electric Supply Company
  • Paignton Electric Light and Power Company
  • St Austell and District Electric Lighting and Power Company
  • Salcombe Gas and Electricity Company
  • Seaton and District Electric Light Company
  • South Somerset and District Electricity Company
  • Teignmouth Electric Lighting Company
  • Wellington District Electricity Company
  • West Devon Electric Supply Company
  • Weston-super-Mare and District Electric Supply Company

Companies merged into Southern Electricity Board (SEB)[edit]

The Board's area was defined as: Berkshire, Hampshire, the Isle of Wight, Wiltshire and parts of Buckinghamshire, Dorsetshire, Gloucestershire, Middlesex, Oxfordshire, Somersetshire, Surrey and Sussex.

Local authority undertakings[edit]

Private companies[edit]

  • Alton District Electricity Company
  • Ascot District Gas and Electricity Company †
  • Blandford Forum and District Electric Supply Company
  • Bognor and District Gas & Electricity Company ‡
  • Bournemouth and Poole Electricity Supply Company
  • Brentford Electric Supply Company
  • Burford Electric Light and Power Company
  • Egham and Staines Electricity Company
  • Farnham Gas and Electricity Company ‡
  • Isle of Wight Electric Light and Power Company
  • Metropolitan Electric Supply Company
  • Mid Southern Utility Company ‡
  • Milford-on-Sea Electric Supply Company
  • Milton and Barton-on-Sea (Hants) Electricity Supply Company
  • Petersfield Electric Light and Power Company
  • Ringwood Electric Supply Company
  • Salisbury Electric Light and Supply Company
  • Slough & Datchet Electric Supply Company
  • Uxbridge & District Electric Supply Company
  • Wessex Electricity Company
  • West Hampshire Electricity Company
  • Whitchurch (Hants) Gas and Electricity Company ‡
  • Wilton Electricity Supply Company
  • Windsor Electrical Installation Company
  • Woodstock and District Electrical Distribution Company
  • Yorktown (Camberley) Gas and Electricity Company ‡

† Gas operations passed to North Thames Gas Board

‡ Gas operations passed to Southern Gas Board

Companies merged into Yorkshire Electricity Board (YEB)[edit]

The Board's area was defined as: Parts of Derbyshire, Lincolnshire, Nottinghamshire and of the East and West Ridings of Yorkshire.

Local authority undertakings[edit]

Private companies[edit]

  • Buckrose Light and Power Company
  • Craven Hydro-Electric Supply Company
  • Electrical Distribution of Yorkshire Limited
  • North Lincolnshire and Howdenshire Light and Power Company
  • Pontefract Electricity Company
  • South East Yorkshire Light and Power Company
  • Tadcaster Electricity Company
  • Yorkshire Electric Power Company

Other companies[edit]

  • to be completed

References[edit]