| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACTION-SEALTITE LIMITED | 01610309 | 22/07/2016 | Gold |
| ALPECO LIMITED | 01300446 | 22/07/2016 | Gold |
| ANGLO-NORDIC BURNER PRODUCTS LIMITED | 01017422 | 11/07/2016 | Silver |
| B & D PLASTICS (MIDLANDS) LIMITED | 10932196 | 21/10/2024 | Gold |
| B & D PLASTICS LIMITED | 03771004 | 21/10/2024 | Gold |
| BIOPHARMA DYNAMICS LTD | 06576123 | 13/02/2017 | Bronze |
| BUCKLEY INDUSTRIAL LIMITED | 08975406 | 15/01/2021 | One Red Flag |
| CASTLE PUMPS LTD | 06307240 | 23/07/2016 | Bronze |
| CENTRE TANK SERVICES LIMITED | 02136427 | 23/07/2016 | Amber |
| ESSCO CONTROLS LIMITED | 06166936 | 01/12/2020 | Gold |
| FLOWMAX LIMITED | 03455056 | 01/06/2015 | Silver |
| HYTEK (GB) LIMITED | 01915382 | 08/07/2016 | Gold |
| INDUSTRIAL FLOW CONTROL LIMITED | 02111157 | 23/06/2016 | One Red Flag |
| PUMPTRONICS EUROPE LIMITED | 03404236 | 14/05/2018 | Not Trading |
| ROB POND LTD | 04449187 | 03/10/2023 | Silver |
| THE VALVE AND ACTUATOR COMPANY LIMITED | 07284095 | 01/12/2020 | Dissolved |
| WHISPER PUMPS LIMITED | 04548322 | 28/02/2019 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|