| Company | Timeline | Status | |
| Rupert Cholmondeley Rainsford Mann Ltd Director • Director | 5 Feb 2023←2 Years 8 Months→Current | Active | |
| Twenty 20 Development Ltd Director • Developer | 30 Dec 2019←5 Years→Current | Active | |
| Medix Development Ltd Director • Architect | 24 Dec 2019←1 Year 6 Months→29 Jun 2021 | Dissolved | |
| Rainsford Developments Ltd Director • Company Director | 16 Dec 2019←1 Year 6 Months→29 Jun 2021 | Dissolved | |
| Heroica Homes Ltd Director • Company Director | 16 Dec 2019←1 Year 6 Months→29 Jun 2021 | Dissolved | |
| Heroica Ltd Director • Company Director | 16 Dec 2019←1 Year 6 Months→22 Jun 2021 | Dissolved | |
| Heroica Developments Ltd Director • Company Director | 13 Dec 2019←1 Year 6 Months→22 Jun 2021 | Dissolved | |
| Formula One Yachts Limited Director • Unreported | 29 Aug 2008←17 Years→Current | Active | |
| Rainsford Mann Design Limited Director • Designer Yachts | 22 Dec 2003←21 Years→Current | Active | |
| Rainsford Mann Design Limited Secretary • Designer Yachts | 22 Dec 2003←21 Years→Current | Active | |
