| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| SPIE ENS LIMITED | 04944918 | 31/07/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DALKIA FACILITIES NORTHERN UK LIMITED | 05970050 | 27/02/2014 | 30/06/2017 | Amber |
| DALKIA OPERATIONS HOLDING LIMITED | 07201157 | 21/11/2011 | 30/06/2017 | Amber |
| DALKIA OPERATIONS LIMITED | 06275653 | 24/01/2012 | 30/06/2017 | One Red Flag |
| DALKIA SCOTSHIELD LIMITED | SC133446 | 31/07/2014 | 30/06/2017 | Silver |
| DK WHS LIMITED | 05211611 | 27/01/2012 | 30/06/2017 | Gold |
| ENVIRONMENTAL ENGINEERING (UK) LIMITED | 02601117 | 30/11/2016 | 30/06/2017 | Gold |
| ENVIRONMENTAL ENGINEERING LIMITED | 08388232 | 30/11/2016 | 30/06/2017 | Amber |
| GARSIDE & LAYCOCK (GROUP) LIMITED | 01999783 | 31/07/2012 | 30/06/2017 | Dissolved |
| GARSIDE AND LAYCOCK LTD | 02630794 | 31/07/2012 | 30/06/2017 | Dissolved |
| LEVEN ENERGY SERVICES LIMITED | 06731507 | 22/07/2015 | 30/06/2017 | Amber |
| MEDICAL & SCIENTIFIC STRUCTURES LIMITED | 10117952 | 30/11/2016 | 30/06/2017 | Strike Off |
| MSS CLEAN TECHNOLOGY LIMITED | 08938560 | 30/11/2016 | 30/06/2017 | Silver |
| TRIOS COMPLIANCE LIMITED | 05418465 | 04/11/2016 | 30/06/2017 | Not Trading |
| TRIOS FACILITIES LIMITED | 05774442 | 04/11/2016 | 30/06/2017 | Not Trading |
| TRIOS FACILITIES MANAGEMENT LIMITED | 03616663 | 04/11/2016 | 30/06/2017 | One Red Flag |
| TRIOS SECURE LIMITED | 03169729 | 04/11/2016 | 30/06/2017 | Not Trading |
| TRIOS SKILZ LIMITED | 03649813 | 04/11/2016 | 30/06/2017 | Not Trading |
| TRIOSGROUP LIMITED | 05231558 | 04/11/2016 | 30/06/2017 | Not Trading |