| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| KEY GEOSOLUTIONS LTD. | SC210927 | 22/09/2021 | Silver |
| KEY GS (ENGINEERING DESIGN) LTD | 10226035 | 22/09/2021 | Amber |
| R W CLARKE LIMITED | 06883258 | 18/07/2019 | Amber |
| RACSL (HOLDINGS) LIMITED | 15755950 | 02/06/2024 | Amber |
| RED ROCK GEOSCIENCE LIMITED | 07503027 | 16/11/2022 | Silver |
| RICHTER ASSOCIATES (EXETER) LIMITED | 11876056 | 12/03/2019 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| MAZE HOME SERVICES LTD | 11662619 | 06/11/2018 | 13/11/2019 | Strike Off |