| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Energy Science Ltd | 02867678 | 01/01/1996 | Dissolved |
| Optical Measuring Systems Ltd | SC106770 | 06/04/1989 | Dissolved |
| Sabberton Research Limited | 02540954 | 19/09/1991 | Dissolved |
| Thermodynamics Limited | 02502832 | 17/05/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Energy Research Associates Ltd | 03744663 | 19/01/2002 | 24/06/2005 | Dissolved |
| Energy Research Associates Ltd | 03744663 | 12/04/1999 | 24/06/2005 | Dissolved |
| Energy Science Ltd | 02867678 | 01/11/1993 | 01/01/1996 | Dissolved |
| Optical Metrology Ltd | 02541655 | 21/09/1991 | 16/07/1993 | Dissolved |
| R M H Holdings Ltd | SC118085 | 22/01/1990 | 21/06/1990 | Dissolved |
| STRACHAN ALLAN LIMITED | SC106769 | 08/12/1990 | 06/04/1992 | Dissolved |
| STRACHAN ALLAN LIMITED | SC106769 | 06/04/1989 | 10/12/1988 | Dissolved |
| Thermodynamics Limited | 02502832 | 10/09/1992 | 20/09/2000 | Dissolved |