| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ORBIS CONSULTANCY LIMITED | 10684303 | 22/03/2017 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A.J. BAYLISS PETROLEUM ENGINEERS LTD | 04011841 | 03/09/2018 | 31/08/2024 | Silver |
| ADLER & ALLAN GROUP LIMITED | 09091944 | 17/05/2018 | 31/08/2024 | One Red Flag |
| ADLER & ALLAN HOLDINGS LIMITED | 06216905 | 03/09/2018 | 31/08/2024 | One Red Flag |
| ADLER & ALLAN LIMITED | 00318460 | 03/09/2018 | 31/08/2024 | Bronze |
| AQUA CONSULTANTS LIMITED | 06480615 | 31/01/2023 | 31/08/2024 | Bronze |
| AQUEOUS 1ST KWIKFLOW LIMITED | 03639303 | 22/10/2021 | 31/08/2024 | Silver |
| DETECTRONIC HOLDINGS LIMITED | 12024204 | 31/03/2023 | 31/08/2024 | Silver |
| DETECTRONIC LIMITED | 06419526 | 31/03/2023 | 31/08/2024 | Silver |
| E & S ENVIRONMENTAL SERVICES LIMITED | 05288826 | 03/09/2018 | 31/08/2024 | Silver |
| E & S HOLDINGS LIMITED | 05284920 | 03/09/2018 | 31/08/2024 | Not Trading |
| FLOTECH PERFORMANCE SYSTEMS LTD | 07749953 | 26/02/2021 | 31/08/2024 | Bronze |
| JET AIRE (DC) LIMITED | 03466126 | 22/10/2021 | 31/08/2024 | Bronze |
| NORTHGATE (CB 2) LIMITED | 07983969 | 09/04/2013 | 11/01/2017 | Silver |
| NORTHGATE (CB) LIMITED | 07233528 | 23/04/2010 | 11/01/2017 | Silver |
| OHES ENVIRONMENTAL LIMITED | 04320201 | 17/09/2018 | 31/08/2024 | Silver |
| ONELINE SURVEYS LTD. | 06122201 | 01/03/2021 | 31/08/2024 | Silver |
| SPEEDY HIRE PLC | 00927680 | 23/12/2015 | 17/02/2021 | Bronze |
| TET BIDCO LIMITED | 12997859 | 27/11/2020 | 31/08/2024 | One Red Flag |
| TET MIDCO LIMITED | 12997852 | 27/11/2020 | 31/08/2024 | Bronze |