| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| MFD CONSULTANCY LIMITED | 01202926 | 01/06/2018 | Dissolved |
| MFD SECURITY LIMITED | 02493460 | 01/06/2018 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ONSCALE LTD | SC552210 | 20/12/2016 | 11/05/2018 | Strike Off |
| THORNTON TOMASETTI DEFENCE LIMITED | 02390791 | 30/06/1999 | 15/07/2022 | Gold |
| THORNTON TOMASETTI LIMITED | 05888655 | 14/03/2017 | 12/09/2022 | Silver |
| THORNTON TOMASETTI ROMSEY LIMITED | 01202925 | 01/06/2018 | 28/05/2021 | Silver |