| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BRIDON FIBRES LIMITED | 00036765 | 22/10/1992 | Dissolved |
| BRIDON ROPES DISTRIBUTION LIMITED | 00030563 | 20/07/1992 | Dissolved |
| Basinghall Secritarial Services Ltd | 00574241 | 24/04/1991 | Dissolved |
| Bispa (Pensions Trustees) Ltd | 01258657 | 28/02/2003 | Dissolved |
| Bridon Fishing Ltd | 01528850 | 22/10/1992 | Dissolved |
| Bridon Marine & Engineering Ltd | 00604417 | 22/10/1992 | Dissolved |
| Bridon Structures Ltd | 00625729 | 22/10/1992 | Dissolved |
| NEOFIL LIMITED | 06117503 | 20/02/2007 | Amber |
| THORN HINTON LIMITED | 02790161 | 01/11/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 600 GROUP PUBLIC LIMITED COMPANY(THE) LIMITED | 00196730 | 01/10/2007 | 28/09/2021 | Bronze |
| BISPA LIMITED | 01258656 | 28/02/2003 | 02/01/2007 | Dissolved |
| BRIDON COATBRIDGE LIMITED | 05634398 | 06/01/2006 | 18/12/2006 | Dissolved |
| BRIDON INTERNATIONAL LTD. | 00416671 | 22/10/1992 | 02/07/1995 | Silver |
| ISSB LIMITED | 01453049 | 28/02/2003 | 18/01/2007 | Silver |
| METSKILL LIMITED | 02465674 | 08/07/1998 | 06/07/2005 | Dissolved |
| UK CERTIFICATION AUTHORITY FOR REINFORCING STEELS | 01762448 | 11/08/2014 | 06/07/2021 | Bronze |
| UK STEEL (ENVIRONMENTAL) LIMITED | 03921435 | 28/02/2003 | 02/01/2007 | Gold |