| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 08 Telecom Ltd | 04524598 | 11/04/2003 | Dissolved |
| CENTURY UTILITIES LIMITED | 06229000 | 27/04/2007 | Dissolved |
| Century Communications (Uk) Ltd | 04651947 | 06/09/2005 | Dissolved |
| Century Telecom Ltd | 05353450 | 06/09/2005 | Dissolved |
| Commercial Meter Registrations Ltd | 06655780 | 24/07/2008 | Dissolved |
| Cutlass Data Ltd | 06217299 | 18/04/2007 | Dissolved |
| Derbyshire Business Grants Ltd | 03111208 | 16/10/1995 | Dissolved |
| Key Business Services Uk Ltd | 04304998 | 16/10/2001 | Dissolved |
| Key Marketing Uk Ltd | 04428445 | 30/04/2002 | Dissolved |
| Rushlake Marketing Ltd | 03369327 | 14/07/1997 | Dissolved |
| The Grid Marketing Ltd | 06586136 | 07/05/2008 | Dissolved |
| Worldnet Telecom Ltd | 04631543 | 08/01/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Local Telecom Ltd | 04169134 | 27/02/2001 | 28/09/2001 | Dissolved |
| STANHOPE TELECOMMUNICATIONS LIMITED | 02876846 | 19/06/1998 | 16/11/1998 | Dissolved |
| WORLDNET CONNECTIONS LIMITED | 06811711 | 06/02/2009 | 15/12/2010 | Dissolved |
| Worldwide Traffic Ltd | 04476704 | 03/07/2002 | 05/08/2002 | Dissolved |