| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CARD GEOTECHNICS LIMITED | 02993862 | 01/10/2024 | Gold |
| CGL 2014 LIMITED | 08840267 | 01/10/2024 | Gold |
| CONCEPT ENGINEERING CONSULTANTS LTD | 03401367 | 01/10/2024 | Silver |
| IN SITU SITE INVESTIGATION LIMITED | 06339499 | 01/10/2024 | Gold |
| MASON EVANS PARTNERSHIP (HOLDINGS) LIMITED | SC330579 | 01/10/2024 | Amber |
| MASON EVANS PARTNERSHIP LIMITED | SC156317 | 01/10/2024 | Amber |
| MICA TOPCO LIMITED | 15022012 | 01/10/2024 | Bronze |
| SILKSTONE ENVIRONMENTAL LIMITED | 03984219 | 01/10/2024 | Gold |
| SOUTH WEST GEOTECHNICAL LIMITED | 04601171 | 01/10/2024 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|