| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARK GROUP OF COMPANIES LTD | 10223959 | 09/06/2016 | Bronze |
| ARPEL LIMITED | 02335833 | 31/03/2014 | Silver |
| CAMALEON LTD | 06906863 | 01/05/2010 | Bronze |
| HOME AND BUSINESS CHARGING LTD | 11644401 | 17/03/2021 | Bronze |
| KAMTECH FASTENERS LTD | 09868475 | 12/11/2015 | Bronze |
| RIVCO LIMITED | 02929026 | 01/04/2010 | Bronze |
| SCELL-IT (UK) GROUP LIMITED | 14222481 | 19/02/2024 | Not Trading |
| SCELL-IT (UK) HOLDINGS LIMITED | 11268926 | 19/02/2024 | Silver |
| SCELL-IT (UK) LIMITED | 07145148 | 19/02/2024 | One Red Flag |
| SERCO-RYAN MRO LTD | 09421421 | 04/02/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CHARLES STRINGER'S SONS & CO.LIMITED | 00291905 | 01/06/2007 | 17/03/2009 | Dissolved |
| FASTECH (SCOTLAND) LIMITED | SC118575 | 01/06/2007 | 17/03/2009 | Dissolved |
| FASTENER TECHNIQUES LIMITED | 01671180 | 01/06/2007 | 17/03/2009 | Dissolved |
| IVOR GREEN (EXPORTS) LIMITED | 01357161 | 01/06/2007 | 17/03/2009 | Dissolved |
| LANCASTER FASTENER COMPANY LIMITED | 01522235 | 01/06/2007 | 17/03/2009 | Bronze |
| LILLESHALL PENSION TRUSTEES LIMITED | 02495064 | 01/06/2001 | 27/05/2006 | Dissolved |
| MICRO SCREWS & TOOLS LIMITED | 01406547 | 01/06/2007 | 17/03/2009 | Dissolved |
| ROLLTHREAD INTERNATIONAL LIMITED | 01474595 | 01/06/2007 | 17/03/2009 | Dissolved |
| SERCO-RYAN LIMITED | 01004913 | 01/06/2007 | 17/03/2009 | Dissolved |
| T.R. FASTENINGS LIMITED | 01103675 | 13/10/2005 | 17/03/2009 | Bronze |
| TR EUROPE LIMITED | 01066642 | 01/06/2007 | 17/03/2009 | Not Trading |
| TR GROUP LIMITED | 01480786 | 01/06/2007 | 17/03/2009 | Dissolved |
| TRIFAST HOLDINGS (ASIA) LTD | 02839516 | 01/06/2007 | 17/03/2009 | Not Trading |
| TRIFAST OVERSEAS HOLDINGS LIMITED | 02997039 | 01/06/2007 | 17/03/2009 | One Red Flag |
| TRIFAST PLC | 01919797 | 13/10/2005 | 17/03/2009 | Silver |
| TRIFAST QUALIFYING EMPLOYEE SHARE OWNERSHIP TRUSTEE LIMITED | 02839514 | 01/06/2007 | 17/03/2009 | Dissolved |
| TRIFAST SYSTEMS LIMITED | 02259821 | 01/06/2007 | 17/03/2009 | Dissolved |
| TRIFIX LIMITED | 01831518 | 01/06/2007 | 17/03/2009 | Dissolved |