| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| COLT DATA CENTRE SERVICES HOLDINGS S.À.R.L. | FC040740 | 13/07/2023 | Bronze |
| COLT DATA CENTRE SERVICES UK LIMITED | 07306352 | 09/05/2017 | Gold |
| COLT PENSION TRUSTEES LIMITED | 04108704 | 01/07/2020 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CITY OF LONDON TELECOMMUNICATIONS LIMITED | 01939847 | 02/08/2018 | 01/08/2023 | Not Trading |
| COLT AVENGERS LIMITED | 11556829 | 06/09/2018 | 01/08/2023 | Amber |
| COLT GROUP HOLDINGS LIMITED | 11530966 | 22/08/2018 | 30/11/2018 | Bronze |
| COLT KJC LIMITED | 08613200 | 19/06/2017 | 01/08/2023 | One Red Flag |
| COLT TECHNOLOGY SERVICES | 02452736 | 14/05/2015 | 01/08/2023 | Amber |
| COLT TECHNOLOGY SERVICES EUROPE LIMITED | 03218510 | 22/06/2017 | 01/08/2023 | Gold |
| COLT TECHNOLOGY SERVICES HOLDINGS LIMITED | 14551471 | 20/12/2022 | 01/08/2023 | Silver |
| ROOSEVELT SERVICES UK LIMITED | 12542548 | 01/04/2020 | 01/11/2021 | One Red Flag |