| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 24 Seven Telecommunications Ltd | NI035651 | 22/02/1999 | Dissolved |
| Coserv (No 1) Ltd | NI035230 | 20/11/1998 | Dissolved |
| Coserv (No 2) Ltd | NI035811 | 12/03/1999 | Dissolved |
| Coserv (No 3) Ltd | NI033923 | 25/03/1999 | Dissolved |
| Electronic Telecoms Ltd | NI035650 | 22/02/1999 | Dissolved |
| First Light Financial Services Ltd | NI032279 | 17/04/1997 | Dissolved |
| Nevada Telecoms Ltd | NI036608 | 21/07/1999 | Dissolved |
| Nie Investments Ltd | NI032916 | 25/03/1909 | Dissolved |
| Nie Services Ltd | NI032281 | 17/04/1997 | Dissolved |
| Omnis Ltd | NI034723 | 25/03/1999 | Dissolved |
| Viridian Entrprises Ltd | NI033362 | 03/12/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANALYSIS (N.I.) LIMITED | NI040148 | 08/02/2001 | 13/02/2001 | Dissolved |
| Aurora (Ireland) Ltd | NI035155 | 11/11/1998 | 01/03/2002 | Dissolved |
| Aurora SX3 Ltd | NI035157 | 11/11/1998 | 01/03/2002 | Dissolved |
| CAB-LINE INSURANCE SERVICES LIMITED | 02277919 | 31/08/2000 | 30/04/2002 | Dissolved |
| CRIGHSHANE AND CHURCH HILL HOLDCO LTD | NI033361 | 03/12/1997 | 22/02/2002 | Dissolved |
| D.P.S. SCOTLAND LIMITED | SC141315 | 03/09/1999 | 01/03/2002 | Dissolved |
| ENERGIA CUSTOMER SOLUTIONS NI LIMITED | NI035800 | 12/03/1999 | 17/01/2000 | Bronze |
| ENERGIA POWER RESOURCES LIMITED | 03579116 | 10/06/1998 | 31/01/2002 | Not Trading |
| ENERGIA POWER RESOURCES LIMITED | 03579116 | 10/07/2001 | 31/01/2002 | Not Trading |
| FOOTMAN JAMES & COMPANY LIMITED | 01726052 | 31/08/2000 | 30/04/2002 | Dissolved |
| MICROCENTRE LIMITED | SC066117 | 31/07/2000 | 01/03/2002 | Dissolved |
| NIE ENTERPRISES LIMITED | NI026727 | 25/06/1992 | 22/02/2002 | Dissolved |
| NIE LIMITED | NI027040 | 10/07/2001 | 22/02/2002 | Gold |
| NORTHERN IRELAND ELECTRICITY LIMITED | NI026892 | 10/07/2001 | 22/02/2002 | Amber |
| Nie Connect Ltd | NI040390 | 14/03/2001 | 22/02/2002 | Dissolved |
| OPEN AND DIRECT INSURANCE SERVICES LIMITED | NI038993 | 25/07/2000 | 25/07/2000 | Dissolved |
| POWER NI ENERGY LIMITED | NI027394 | 05/04/1993 | 22/02/2002 | Silver |
| POWER NI SUPPLY LIMITED | NI036545 | 08/11/1999 | 22/02/2002 | Dissolved |
| SOLUTIONS SHELF LIMITED | NI032562 | 19/06/1997 | 29/04/2002 | Dissolved |
| SONI LIMITED | NI038715 | 02/06/2000 | 30/10/2000 | Bronze |
| SX3 LIMITED | NI032978 | 25/09/1997 | 01/03/2002 | Dissolved |
| Scp(Specialist Computer Programming)ltd | NI031669 | 28/04/2000 | 01/03/2002 | Dissolved |
| VEOLIA ENERGY CLEANPOWER ONE UK LIMITED | 03684054 | 29/10/1999 | 09/11/1999 | Silver |
| VEOLIA ENERGY CLEANPOWER ONE UK LIMITED | 03684054 | 10/12/1998 | 29/10/1999 | Silver |
| VIRIDIAN CAPITAL (UK) LIMITED | NI032564 | 10/07/2001 | 22/02/2002 | Dissolved |
| VIRIDIAN CORPORATION LIMITED | NI031705 | 29/11/1996 | 22/02/2002 | Dissolved |
| VIRIDIAN ENTERPRISES LIMITED | NI032955 | 22/09/1997 | 29/04/2002 | Dissolved |
| VIRIDIAN TELECOMS LIMITED | NI032566 | 19/06/1997 | 22/02/2002 | Dissolved |
| Viridian International Ltd | NI040302 | 28/02/2001 | 31/01/2002 | Dissolved |
| Viridian Windpower Ltd | 03684044 | 10/12/1998 | 31/01/2002 | Dissolved |
| WATERFALL INVESTMENTS LIMITED | 02367995 | 31/08/2000 | 30/04/2002 | Dissolved |
| XBS LIMITED | 02651156 | 05/05/2000 | 01/03/2002 | Dissolved |