| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ELMHURST ENERGY SERVICES LIMITED | 06087105 | 12/07/2018 | One Red Flag |
| ELMHURST ENERGY SYSTEMS LIMITED | 02805846 | 12/07/2018 | Bronze |
| INDEPENDENT AIRTIGHTNESS TESTING SCHEME LTD | 09309058 | 12/07/2018 | Not Trading |
| KIDS IN STYLE LIMITED | 07646679 | 25/05/2011 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BUILD TEST SOLUTIONS LIMITED | 09910663 | 12/07/2018 | 18/01/2024 | Amber |
| CEEQUAL LIMITED | 04568928 | 20/11/2015 | 16/01/2018 | Gold |
| ELMHURST ENERGY SYSTEMS LIMITED | 02805846 | 01/06/2008 | 28/03/2013 | Bronze |
| THE ASSOCIATION OF BUILDING ENGINEERS | 00384609 | 17/05/2014 | 01/04/2018 | Not Trading |