| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BECKINGTON CASTLE LTD | 02422459 | 18/01/2021 | Bronze |
| JS RESIDUAL LTD | 03753462 | 18/01/2021 | Not Trading |
| SEA (GROUP) LTD. | 02430846 | 18/01/2021 | Bronze |
| SYSTEMS ENGINEERING & ASSESSMENT LTD | 02302168 | 18/01/2021 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Evans & Sutherland Computer Ltd | 01750202 | 21/02/2002 | 30/09/2003 | Dissolved |
| L3HARRIS TRL ELECTRONICS LIMITED | 05113142 | 10/10/2018 | 30/11/2020 | Insolvent |
| L3HARRIS TRL TECHNOLOGY LIMITED | 01705039 | 10/10/2018 | 30/11/2020 | Gold |