| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AIRPORT BUSINESS CENTRE LIMITED | 04867727 | 19/07/2013 | Bronze |
| BUDDING VENTURES LTD | 11582080 | 15/11/2018 | One Red Flag |
| FOURWHO LTD | 10850868 | 19/12/2018 | One Red Flag |
| THE UNA GROUP LIMITED | 05216676 | 19/07/2013 | One Red Flag |
| UNA DEVELOPMENTS LIMITED | 11774339 | 17/01/2019 | Amber |
| UNA PROPERTY LIMITED | 09435197 | 11/02/2015 | Gold |
| UNA-CARB LIMITED | 09435202 | 11/02/2015 | Gold |
| UNA-QUIN LIMITED | 09435112 | 11/02/2015 | Gold |
| WENTLOOG LIMITED | 09192650 | 03/01/2024 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BACK2BUSINESS LIMITED | 06332513 | 07/07/2014 | 15/03/2016 | Not Trading |
| DEVONPORT HIGH SCHOOL FOR GIRLS | 07556657 | 29/03/2011 | 31/08/2015 | Silver |
| PLYMOUTH CITY AIRPORT LIMITED | 01213405 | 17/04/2000 | 18/04/2000 | Amber |
| STEM NETWORKS LIMITED | 05587008 | 07/07/2014 | 15/03/2016 | Not Trading |
| UNA-STEM LIMITED | 09435242 | 12/02/2015 | 15/03/2016 | Not Trading |