| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BARNSELL TECHNOLOGY CONSULTANTS LIMITED | 13503340 | 09/07/2021 | Silver |
| CEREUS ULTRASONICS LIMITED | SC614869 | 19/02/2019 | Amber |
| DOWNHOLE PERFORMANCE LLP | OC412757 | 15/07/2016 | Dissolved |
| DOWNHOLE PERFORMANCE PRODUCTS LIMITED | 09832924 | 20/10/2015 | Not Trading |
| ULTRACUT SYSTEMS LIMITED | 10122066 | 30/01/2018 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EPI-V LLP | OC326981 | 21/03/2007 | 19/02/2010 | Dissolved |
| SOLASENSE LTD. | 10866080 | 15/08/2018 | 11/03/2022 | Dissolved |
| SOUND DECISIONS LIMITED | 04042597 | 28/02/2012 | 12/07/2017 | Gold |
| WASTE4GENERATION LTD | 07866574 | 15/02/2015 | 06/12/2015 | Silver |