| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| MARSHALL AIRCRAFT SALES LIMITED | 09453963 | 01/06/2015 | Dissolved |
| SLINGSBY AEROSPACE LIMITED | 06647058 | 01/06/2015 | Dissolved |
| SLINGSBY AVIATION LIMITED | 06647044 | 01/06/2015 | Dissolved |
| SLINGSBY LIMITED | 05854423 | 01/06/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AEROACADEMY LIMITED | 07019961 | 01/06/2015 | 19/04/2022 | Not Trading |
| AEROPEOPLE LIMITED | 04191976 | 01/06/2015 | 18/04/2021 | Bronze |
| FLEXJET OPERATIONS LIMITED | 06528991 | 01/06/2015 | 02/08/2016 | One Red Flag |
| MARSHALL LAND SYSTEMS LTD | 02661432 | 01/06/2015 | 13/02/2024 | One Red Flag |
| MARSHALL MIDDLE EAST LIMITED | 09336009 | 01/06/2015 | 16/12/2021 | Bronze |
| MARSHALL OF CAMBRIDGE AEROSPACE LIMITED | 00245740 | 01/06/2015 | 23/03/2022 | Gold |
| MARSHALL SPECIALIST VEHICLES LTD | 05976316 | 19/04/2016 | 13/02/2024 | Amber |
| SLINGSBY ADVANCED COMPOSITES LIMITED | 01688938 | 01/06/2015 | 05/09/2021 | Gold |
| SLINGSBY HOLDINGS LIMITED | 06660823 | 01/06/2015 | 19/04/2022 | Silver |