| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AEROFLEX BURNHAM LIMITED | 00501054 | 05/06/2018 | Dissolved |
| AEROFLEX CAMBRIDGE LTD | 03650692 | 05/06/2018 | Dissolved |
| COBHAM COMMS LIMITED | 00430582 | 01/12/2017 | Dissolved |
| COBHAM COMMUNICATIONS AND CONNECTIVITY LIMITED | 01564807 | 01/12/2017 | Dissolved |
| COBHAM FLUID SYSTEMS LIMITED | 00669378 | 01/12/2017 | Dissolved |
| COBHAM GROUP LIMITED | 01126183 | 01/12/2017 | Dissolved |
| COBHAM MISSION SYSTEMS LIMITED | 01395471 | 18/06/2018 | Dissolved |
| CTS PATENTS LIMITED | 00249130 | 01/12/2017 | Dissolved |
| SMART CHEMICAL DEVELOPMENTS LIMITED | 04177735 | 01/12/2017 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AEROFLEX TEST SOLUTIONS LIMITED | 03491978 | 01/12/2017 | 09/03/2020 | Insolvent |
| AIRTANKER 1 LIMITED | 04193141 | 30/04/2015 | 15/07/2015 | Dissolved |
| AIRTANKER FINANCE LIMITED | 06279732 | 30/04/2015 | 30/06/2020 | Bronze |
| AIRTANKER HOLDINGS LIMITED | 06279650 | 30/04/2015 | 30/06/2020 | Silver |
| AIRTANKER LIMITED | 06279734 | 30/04/2015 | 30/06/2020 | Silver |
| AIRTANKER SERVICES LIMITED | 06279646 | 01/12/2017 | 30/06/2020 | Silver |
| COBHAM FLUID SYSTEMS LIMITED | 00669378 | 27/07/2006 | 14/05/2010 | Dissolved |
| COBHAM WHITELEY LIMITED | 03760891 | 01/12/2017 | 09/03/2020 | Dissolved |
| CREDOWAN LIMITED | 00429746 | 31/12/2017 | 09/03/2020 | Dissolved |
| EUROPEAN ANTENNAS LIMITED | 02547237 | 21/05/2019 | 09/03/2020 | Not Trading |
| FLIGHT REFUELLING LIMITED | 00322432 | 01/12/2017 | 09/03/2020 | Not Trading |
| GRENEDERE LIMITED | 02927610 | 27/09/2019 | 09/03/2020 | Dissolved |
| LOCKMAN ELECTRONIC HOLDINGS LIMITED | 01672274 | 05/05/2017 | 09/03/2020 | Insolvent |
| LOCKMAN FINANCE LIMITED | 07100252 | 05/05/2017 | 09/03/2020 | Dissolved |
| LOCKMAN FINANCING LIMITED | 04351249 | 27/11/2006 | 09/03/2020 | Dissolved |
| LOCKMAN INVESTMENTS LIMITED | 00675211 | 04/03/2008 | 30/09/2008 | Silver |
| LOCKMAN INVESTMENTS LIMITED | 00675211 | 05/05/2017 | 09/03/2020 | Silver |
| LOCKMAN PROPERTIES LIMITED | 05982952 | 22/12/2006 | 09/03/2020 | Silver |
| LOCKWASH US LIMITED | 06768190 | 22/05/2017 | 09/03/2020 | Dissolved |
| MANLOCK INVESTMENTS LIMITED | 05216560 | 05/05/2017 | 09/03/2020 | Insolvent |
| MULTIPHASE PUMPING SYSTEMS LIMITED | 00399816 | 14/05/2010 | 23/05/2017 | Dissolved |
| RACAL ANTENNAS LIMITED | 00661133 | 01/12/2017 | 09/03/2020 | Dissolved |
| STRABOR (AIRCRAFT) LIMITED | 00569491 | 01/12/2017 | 09/03/2020 | Dissolved |
| STRABOR INVESTMENTS LIMITED | 05299058 | 01/12/2017 | 09/03/2020 | Dissolved |
| W.E.S. (MANUFACTURING) LIMITED | 01760052 | 01/12/2017 | 09/03/2020 | Dissolved |
| W.E.S. INVESTMENTS LIMITED | 05247830 | 01/10/2004 | 15/12/2004 | Dissolved |
| W.E.S. INVESTMENTS LIMITED | 05247830 | 01/10/2004 | 15/12/2004 | Dissolved |
| YELLOW DOOR (SOLENT) | 05486084 | 28/03/2022 | 09/10/2023 | Bronze |