| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A & G Construction (Uk) Ltd | 03926127 | 16/02/2000 | Dissolved |
| Atws Systems Ltd. | 04595971 | 13/10/2003 | Dissolved |
| Bayac Properties Ltd | 04033608 | 21/07/2000 | Dissolved |
| ENVIRO-FRIENDLY SUPPORT SERVICES LIMITED | 07752351 | 25/08/2011 | Dissolved |
| EVANS SNEATH ENTERPRISES LIMITED | 11234159 | 05/03/2018 | Dissolved |
| Evans,Tony, Services Ltd | 03358757 | 23/04/1997 | Dissolved |
| ORANGE BAY LIMITED | 09708980 | 25/04/2016 | Dissolved |
| TES 2000 LIMITED | 03769392 | 15/06/1999 | Bronze |
| TES MDA JV LIMITED | 06840515 | 09/03/2009 | Dissolved |
| TES RAIL SOLUTIONS LIMITED | 03298923 | 11/07/2003 | Strike Off |
| TES TRAINING LIMITED | 07684211 | 27/06/2011 | Not Trading |
| Tes (Track Services) Ltd. | 04584017 | 07/11/2002 | Dissolved |
| Tes 2000 (Uk) Ltd. | 04542232 | 23/09/2002 | Dissolved |
| Tes Construction Ltd | 03502153 | 30/01/1998 | Dissolved |
| Tes Group Ltd. | 04602552 | 27/11/2002 | Dissolved |
| Tey Safety & Management Consultants Ltd | 03397801 | 03/07/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Deltamar Ltd | 03936439 | 03/05/2000 | 31/07/2002 | Dissolved |
| RAIL INDUSTRY CONTRACTORS ASSOCIATION LTD | 03802483 | 10/06/2011 | 24/04/2013 | Silver |
| SAC CONTRACTS LIMITED | 05398272 | 11/04/2011 | 22/07/2013 | Silver |
| TES RAIL SOLUTIONS LIMITED | 03298923 | 06/01/1997 | 31/12/1997 | Strike Off |
| TES RAIL SOLUTIONS LIMITED | 03298923 | 06/01/1997 | 07/04/2000 | Strike Off |
| TTA ENTERPRISES LIMITED | 11529601 | 21/08/2018 | 15/04/2021 | Not Trading |
| Tes Construction Ltd | 03502153 | 30/01/1998 | 30/01/1998 | Dissolved |