| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Blackheath Trading Ltd | 05380226 | 27/09/2007 | Dissolved |
| CONSTRUCTIVE CONSTRUCTION LIMITED | 05354919 | 07/02/2005 | Dissolved |
| DURHAM WILDLIFE SERVICES LIMITED | 02599579 | 26/02/2021 | Silver |
| Pods (Uk) Ltd | 05470078 | 02/06/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BAINBRIDGE ENGINEERING LIMITED | 00492133 | 25/01/1992 | 31/07/2001 | Dissolved |
| BERGEN PIPE SUPPORTS LIMITED | 00926644 | 01/04/1995 | 30/09/2001 | Amber |
| BIRTLEY GROUP LIMITED | 00602575 | 25/01/1992 | 31/07/2001 | Silver |
| CITIZENS ADVICE COUNTY DURHAM | 08357279 | 20/05/2014 | 12/09/2023 | Amber |
| DURHAM WILDLIFE TRUST | 01019263 | 23/11/2020 | 21/10/2024 | Silver |
| HILL & SMITH PLC | 00671474 | 02/04/1993 | 30/09/1998 | Gold |
| NBT REALISATIONS LIMITED | 03837483 | 22/05/2013 | 12/06/2014 | Dissolved |
| OKEMAH LIMITED | SC079430 | 01/04/1995 | 30/09/2001 | Insolvent |