British Electricity History
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S. Area: Corporate Structure of Electricity Holding Companies 1934/35

Table 5

British Power & Light Corporation 1.1 Ringwood ES Co.
1.2 West Hampshire E Co.
County of London Electric Supply Co. 2.1 Bournemouth & Poole E S Co.
2.2 Blandford Forum & District ES Co.
2.3 Milford-on-Sea ES Co.
2.4 Milton & Barton-on-Sea ES Co.
2.5 Swanage G & E Co.
Edmundson’s Electricity Corporation Ltd 3.1 Isle of Wight EL&P Co.
3.2 Salisbury EP&S Co.
3.3 Wilton ES Co.
3.4 Wycombe (Borough) EL&P Co.
3.5 Wessex Electricity Co.
     A Abingdon ES Co.
     B Cirencester ES Co.
     C Cookham & District ES Co.
     D Lymington EL&P Co.
     E Oxford E Co.
     F Thames Valley ES Co.
     G Tisbury ES Co.
     H Wantage ES Co.
     I West Wilts EL&P Co.
     J Yeovil EL&P Co.
3.6 Urban ES Co.
     Newbury
Power Securities 4.1 Metropolitan ES Co.
4.2 Brentford ES Co.
4.3 Chipping Norton ES Co.
4.4 Egham & Staines ES Co.
4.5 Slough & Datchet ES Co.
4.6 Uxbridge & District ES Co.
4.7 Windsor EI Co
Other companies   5 Alton District E Co.
6 Amesbury EL & G Supply Co.
7 Ascot District G & E Co.
8 Bognor G & E Co.
9 Burford EL&P Co.
10 Downton EL Co.
11 Farnham G & E Co.
12 Mid-Southern Dist Utility Co.
13 Petersfield EL&P Co.
14 Whitchurch (Hants) Gas Co.
15 Woodstock & Dist E Distrib Co.
16 Yorktown (Camberley) & Dist G&E Co.  
Source: Political and Economic Planning, Report on the Supply of Electricity in Great Britain (London: PEP, 1936), pp.140-141.