| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BIRWELCO LIMITED | 05177978 | 06/04/2020 | One Red Flag |
| BIRWELCO SPV 10 LIMITED | 12194784 | 06/04/2020 | Dissolved |
| TURNAROUND AND TRANSFORMATION LTD | 11747412 | 03/01/2019 | Silver |
| UNIT ENGINEERS & CONSTRUCTORS LIMITED | 10795772 | 06/04/2020 | One Red Flag |
| UNIT SUPERHEATER ENGINEERING LIMITED | 10761227 | 06/04/2020 | One Red Flag |
| UNITBIRWELCO ENERGY LIMITED | SC715355 | 18/11/2021 | Not Trading |
| UNITBIRWELCO LTD | 11506274 | 06/04/2020 | One Red Flag |
| USE SPV 10 LIMITED | 12194811 | 06/04/2020 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CRESSALL RESISTORS LIMITED | 01080251 | 01/02/2011 | 31/12/2014 | Bronze |
| PAILTON ENGINEERING LIMITED | 01377101 | 09/01/2015 | 15/02/2019 | Gold |