| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CCG CONSULTING LIMITED | 13897175 | 07/02/2022 | Gold |
| LONDON SOUTHEND AIRPORT COMPANY LIMITED | 02881745 | 05/08/2024 | Amber |
| LONDON SOUTHEND AVIATION SERVICES LIMITED | 14245109 | 05/08/2024 | One Red Flag |
| LONDON SOUTHEND JET CENTRE LIMITED | 10841425 | 05/08/2024 | Bronze |
| LONDON SOUTHEND SOLAR LIMITED | 09225106 | 05/08/2024 | Bronze |
| RIVER BIDCO LIMITED | 15600573 | 05/08/2024 | Amber |
| RIVER TOPCO LIMITED | 15598184 | 24/07/2024 | Amber |
| THAMES GATEWAY AIRPORT LIMITED | 05022155 | 05/08/2024 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ABP MARINE ENVIRONMENTAL RESEARCH LIMITED | 01956748 | 06/06/2017 | 30/03/2018 | One Red Flag |
| BAA INTERNATIONAL LIMITED | 02423041 | 16/04/2018 | 31/08/2021 | Dissolved |
| HEATHROW AIRPORT LIMITED | 01991017 | 16/04/2018 | 31/08/2021 | Silver |
| LHR AIRPORTS LIMITED | 01970855 | 16/04/2018 | 31/08/2021 | Silver |
| LHR BUILDING CONTROL SERVICES LIMITED | 03316215 | 02/10/2020 | 31/08/2021 | Gold |