| Description | Oakham Gas & Electricity; Pontypool Electric Light and Power; St Austell & District Electric Light and Power; Sedbergh Electricity Supply Co; Towyn, Aberdovey & District Electricity Co; Welwyn Garden City Electric Supply; Whitstable Electricity Co; Woking Electricity Supply; Stornoway Electricity Supply; Richmond (Surrey) Electric Light and Power; Skelmorlie Electric Supply; (composite companies - Bognor & District Gas and Electric; Farnham Gas & Electric; Guildford Gas Light & Coke Co; Yorktown (Camberley) & District Gas and Electric Co; Ascot District Gas & Electric; Whitchurch (Hampshire) Gas & Electric - all have no papers); Mid-southern Utility Co and two subsidiaries; Central Electricity Board, London & Home Counties Joint Electric; North West Midlands Joint Electric; West Midlands Joint Electric, Letchworth Electric and Pontefract Electric. |