| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EJ PARKER TECHNICAL SERVICES (SCOTLAND NORTH) LTD | SC386013 | 31/01/2017 | Amber |
| EJ PARKER TECHNICAL SERVICES (SCOTLAND SOUTH) LTD | SC369529 | 31/01/2017 | One Red Flag |
| EJ PARKER TECHNICAL SERVICES HOLDINGS (SCOTLAND) LIMITED | SC381518 | 31/01/2017 | One Red Flag |
| KORRIE MECHANICAL & PLUMBING LTD | SC460437 | 31/01/2017 | Not Trading |
| KORRIE RENEWABLE ENERGY LTD | SC405032 | 31/01/2017 | Dissolved |
| LIFE SAFETY SERVICES (CENTRAL) LIMITED | SC241752 | 31/01/2017 | Dissolved |
| LIFE SAFETY SERVICES LIMITED | SC507746 | 31/01/2017 | Dissolved |
| PANDELCO LIMITED | 01767620 | 07/07/2017 | Dissolved |
| W T PARKER PROPERTIES LIMITED | 08584271 | 21/04/2017 | Dissolved |
| W. T. PARKER (EASTERN) LIMITED | 01440794 | 21/04/2017 | Dissolved |
| W. T. PARKER (ELECTRICAL) LIMITED | 01270584 | 07/07/2017 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EDWIN JAMES GROUP LIMITED | SC507737 | 28/03/2017 | 03/10/2023 | Amber |
| EJ MUSK PROCESS SERVICES (SWADLINCOTE) LTD | 02183496 | 21/04/2017 | 03/10/2023 | Silver |
| EJ PARKER TECHNICAL SERVICES (CENTRAL) LTD | 01270585 | 21/04/2017 | 03/10/2023 | Amber |
| EJ PARKER TECHNICAL SERVICES (LOUTH) LTD | 03600328 | 21/04/2017 | 25/04/2024 | Gold |
| EJ PARKER TECHNICAL SERVICES GROUP LIMITED | 00480127 | 21/04/2017 | 03/10/2023 | Amber |
| EJ PARKER TECHNICAL SERVICES HOLDINGS LIMITED | 08584465 | 21/04/2017 | 03/10/2023 | Silver |