| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BORDON INDUSTRIES LIMITED | 15623909 | 07/04/2024 | Amber |
| DUDLEY INDUSTRIAL HOLDINGS LIMITED | 14626221 | 30/01/2023 | Silver |
| EUSTON HOLDCO V LIMITED | 14158187 | 08/06/2022 | Bronze |
| EUSTON HOLDCO VII LIMITED | 14619137 | 26/01/2023 | Silver |
| EUSTON LUBES LIMITED | 15741562 | 25/05/2024 | Amber |
| GADDESDEN INDUSTRIES LIMITED | 15759870 | 04/06/2024 | Amber |
| HAMMOND CHEMICALS LIMITED | 00964829 | 14/03/2023 | Silver |
| HAMMOND ORGANIC PRODUCTS LIMITED | 01397579 | 14/03/2023 | Not Trading |
| HAMMOND SOLVENTS LIMITED | 01261829 | 14/03/2023 | Not Trading |
| HAMSOL LIMITED | 01934532 | 14/03/2023 | Not Trading |
| N. & S. CHEMICALS LIMITED | 01150015 | 14/03/2023 | Not Trading |
| N. AND S. HAMMOND LIMITED | 01153599 | 14/03/2023 | Not Trading |
| PIMSEAL LIMITED | 02961405 | 17/08/2022 | Silver |
| REVOLUTION OIL LIMITED | 04356026 | 10/07/2024 | Silver |
| SILEX LIMITED | 01951973 | 01/05/2024 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| L1 ENERGY HOLDINGS LIMITED | 08867520 | 25/10/2017 | 14/05/2020 | Gold |
| L1 ENERGY LIMITED | 08483184 | 20/02/2019 | 14/05/2020 | Amber |