| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| R B R (Northern) Ltd | 01763142 | 16/05/1992 | Dissolved |
| R B R Contract Services Ltd | 01991068 | 16/05/1992 | Dissolved |
| Resin Bonded Repairs Ltd | 01484701 | 16/05/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CONCRETE BRIDGE DEVELOPMENT GROUP | 02693085 | 10/06/1993 | 24/06/1998 | Gold |
| Cipec (U K) Ltd | 02589599 | 01/05/1991 | 04/10/1998 | Dissolved |
| FOREVA CONCRETE REPAIRS LIMITED | 02322918 | 31/05/1992 | 04/10/1998 | One Red Flag |
| FREYSSINET LIMITED | 00480252 | 22/06/1991 | 04/10/1998 | One Red Flag |
| SLABSTRESS LIMITED | 01208697 | 22/06/1991 | 04/10/1998 | Strike Off |