| 1. Central London Electricity Limited Pension Fund | Central Electricity Generating Board and London Electricity Board |
| 2. Central Electricity Board Superannuation Fund | Central Electricity Generating Board |
| 3. Midesco Pension Fund | East Midlands Electricity Board |
| 4. Northmet (Staff) Pension Fund | Eastern Electricity Board |
| 5. Northmet (Operative) Pension Fund | Eastern Electricity Board and Central Electricity Generating Board |
| 6. North Eastern Electric Supply Co Ltd Contributory Superannuation Fund | North Eastern Electricity Board and Central Electricity Generating Board |
| 7. British Electricity Authority Superannuation (Protected Persons) Scheme | Central Electricity Generating Board |
| 8. London Electricity Board Superannuation (Protected Persons) Scheme | London Electricity Board |
| 9. North Eastern Electricity Board Superannuation (Protected Persons) Scheme | North Eastern Electricity Board |
| 10. North Western Electricity Board Superannuation (Protected Persons) Scheme | North Western Electricity Board |
| 11. Southern Electricity Board Superannuation (Protected Persons) Scheme | Southern Electricity Board |
| 12. London Power Company Ltd Non-Contributory Scheme for Manual Workers | Central Electricity Generating Board and South Western Electricity Board |
| 13. Newcastle and District Electric Lighting Company Ltd Industrial Workers Voluntary Retirement Allowances Scheme | North Eastern Electricity Board |
| 14. North Eastern Electric Supply Company Ltd Voluntary Retirement Allowances Scheme for Industrial Workers | North Eastern Electricity Board and Central Electricity Generating Board |
| 15. North Eastern Electric Supply Company Ltd Voluntary Retirement Allowances Scheme for Women | North Eastern Electricity Board, Central Electricity Generating Board and Southern Electricity Board |
| 16. Brentwood District Electric Co Ltd Pension and Life Assurance Scheme | Central Electricity Generating Board |
| 17. British Power and Light Corporation Limited Staff Pension Scheme | Merseyside and North Wales Electricity Board and South Western Electricity Board |
| 18. Bognor Gas and Electricity Company Assurance Pension Scheme | Southern Electricity Board |
| 19. Christy Bros and Co Ltd Staff Pension and Life Assurance Scheme | South Western Electricity Board |
| 20. Central London Electricity Ltd Staff Assurance Scheme | London Electricity Board and South Eastern Electricity Board |
| 21. City of London Electric Lighting Company Limited Pension and Life Assurance Scheme | Central Electricity Generating Board, Eastern Electricity Board and London Electricity Board |
| 22. County of London Electric Supply Company Limited (1912) Superannuation Scheme | London Electricity Board and South Eastern Electricity Board |
| 23. County of London Electric Supply Company Limited Pension and Life Assurance Scheme for Male Staff (1939) | London Electricity Board, Central Electricity Generating Board, South Eastern Electricity Board, Eastern Electricity Board and Southern Electricity Board |
| 24. County of London Electric Supply Company Limited Pension and Life Assurance Scheme for Male Manual Workers (1939) | London Electricity Board, Central Electricity Generating Board, South Eastern Electricity Board, Eastern Electricity Board, South Western Electricity Board and Southern Electricity Board |
| 25. County of London Electric Supply Company Limited and Associated Companies Female Staff Pension Scheme (1939) | South Eastern Electricity Board, Eastern Electricity Board, London Electricity Board, Central Electricity Generating Board and the Electricity Council |
| 26. Edmundson’s Electricity Corporation Ltd and Controlled Companies Pension Scheme | Eastern Electricity Board, Central Electricity Generating Board, Midlands Electricity Board, Southern Electricity Board, South Western Electricity Board, South Wales Electricity Board and the Electricity Council |
| 27. Edmundson’s (Ramsgate) Pension and Life Scheme | Eastern Electricity Board, Southern Electricity Board and South Eastern Electricity Board |
| 28. Edmundson’s Electricity Corporation Ltd and Controlled Companies Pension Scheme (No 2) | Midlands Electricity Board |
| 29. Electric Supply Corporation Pension Scheme | South Eastern Electricity Board and Central Electricity Generating Board |
| 30. Lancashire Electric Power Company Limited Pension and Life Assurance Scheme | North Western Electricity Board and Central Electricity Generating Board |
| 31. Lancashire Electric Power Co Ltd Pension Scheme (No 2) | North Western Electricity Board and Central Electricity Generating Board |
| 32. Mersey Power Company Ltd Pension and Life Assurance Scheme | Merseyside and North Wales Electricity Board and Midlands Electricity Board |
| 33. Mersey Power Company Ltd Dependants' Income Scheme for Staff Employees | Merseyside and North Wales Electricity Board |
| 34. Mersey Power Company Ltd Dependants' Income Scheme for Works Employees | Merseyside and North Wales Electricity Board |
| 35. Mid-Cheshire Electricity Supply Co Ltd Staff Pension Scheme (1942) | Merseyside and North Wales Electricity Board |
| 36. Mid-Cheshire Electricity Supply Co Ltd Employees' Thrift and Benevolent Scheme | Merseyside and North Wales Electricity Board and Eastern Electricity Board |
| 37. Mid-Cheshire Electricity Supply Co Ltd Dependants' Income Scheme for Staff Employees | Merseyside and North Wales Electricity Board |
| 38. Mid-Cheshire Electricity Supply Co Ltd Dependants' Income Scheme for Works Employees | Merseyside and North Wales Electricity Board |
| 39. Midland Electric Corporation for Power Distribution Pension and Life Assurance Scheme | Midlands Electricity Board |
| 40. Southern Areas Electric Corporation Ltd Pension and Life Assurance Scheme | South Eastern Electricity Board |
| 41. West Midlands Joint Electricity Authority Pension and Life Assurance Scheme | Midlands Electricity Board and Central Electricity Generating Board |
| 42. West Gloucestershire Power Co Ltd Pension and Life Assurance Scheme | Midlands Electricity Board and Central Electricity Generating Board |
| 43. Yorkshire Electric Power Co Pension and Life Assurance Scheme | Yorkshire Electricity Board and Central Electricity Generating Board |
| 44. West of England Electric Investments Ltd Staff Pension Scheme | South Western Electricity Board |