| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A1BA CONTROL SOLUTIONS LTD | SC473914 | 15/09/2022 | Dissolved |
| ANTAGRADE ELECTRICAL LIMITED | 01763529 | 15/09/2022 | Gold |
| ANTAGRADE HOLDINGS LIMITED | 12043641 | 15/09/2022 | Dissolved |
| CALLISTO DATA LIMITED | 12266916 | 15/09/2022 | Silver |
| DYER & BUTLER 2014 LIMITED | 09286713 | 15/09/2022 | Dissolved |
| DYER & BUTLER ELECTRICAL LTD | 07786879 | 15/09/2022 | Silver |
| DYER AND BUTLER LIMITED | 01450372 | 15/09/2022 | Bronze |
| I & C PROCESS SOLUTIONS LIMITED | SC557905 | 15/09/2022 | One Red Flag |
| ID SYSTEMS UK LIMITED | SC230161 | 15/09/2022 | Amber |
| IDS (INTEGRATION) LTD. | SC354976 | 15/09/2022 | Dissolved |
| IDS (SPECIAL PROJECTS) LTD. | SC354973 | 15/09/2022 | Dissolved |
| IDS HOLDINGS LIMITED | SC526061 | 15/09/2022 | Bronze |
| KH ENGINEERING HOLDINGS LIMITED | 11723788 | 15/09/2022 | Dissolved |
| KH ENGINEERING SERVICES LTD | 07523778 | 15/09/2022 | Gold |
| M GROUP SERVICES LIMITED | 10260164 | 15/09/2022 | Silver |
| M GROUP SERVICES PLANT & FLEET SOLUTIONS LIMITED | 12291050 | 15/09/2022 | Bronze |
| M GROUP TRANSPORT LIMITED | 04807657 | 15/09/2022 | Gold |
| MGS ENERGY LIMITED | 13753095 | 15/09/2022 | Silver |
| MGS WATER LIMITED | 06508968 | 15/09/2022 | Silver |
| MILESTONE INFRASTRUCTURE LIMITED | 13007933 | 15/09/2022 | Silver |
| MORRISON DATA SERVICES (WATER) LIMITED | 04591496 | 15/09/2022 | Dissolved |
| MORRISON DATA SERVICES LIMITED | 03076187 | 15/09/2022 | Silver |
| MORRISON ENERGY SERVICES (TRANSMISSION NETWORKS) LIMITED | 00245626 | 15/09/2022 | Silver |
| MORRISON ENERGY SERVICES LIMITED | 12291202 | 15/09/2022 | Amber |
| MORRISON UTILITY TECHNOLOGIES LIMITED | 07342344 | 15/09/2022 | Dissolved |
| MORRISON WATER SERVICES LIMITED | 04530602 | 15/09/2022 | Silver |
| PIPE RESTORATION SERVICES LIMITED | 07960421 | 15/09/2022 | Dissolved |
| PLANNED MAINTENANCE (PENNINE) LIMITED | 01709526 | 15/09/2022 | Silver |
| PMP SUPPORT SERVICES LIMITED | 09080519 | 15/09/2022 | Dissolved |
| PMP UTILITIES LIMITED | 06833969 | 15/09/2022 | Dissolved |
| PROTECT MY PROPERTY SERVICES LIMITED | 01494103 | 15/09/2022 | Amber |
| SEEKA LIMITED | 13753900 | 15/09/2022 | Bronze |
| Z-TECH CONTROL SYSTEMS LIMITED | 03353499 | 15/09/2022 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALSACE BIDCO LIMITED | 15311360 | 27/11/2023 | 22/12/2023 | Amber |
| INDUSTRIAL WATER JETTING SYSTEMS GROUP LIMITED | 07346504 | 15/09/2022 | 20/09/2023 | One Red Flag |
| INDUSTRIAL WATER JETTING SYSTEMS LIMITED | 01316634 | 15/09/2022 | 20/09/2023 | Silver |
| INDUSTRIAL WATER TRAINING SERVICES LIMITED | 09729377 | 15/09/2022 | 20/09/2023 | One Red Flag |
| IWJS SPECIALIST SERVICES LIMITED | 07324821 | 15/09/2022 | 20/09/2023 | Amber |