| Company | Timeline | Status | |
| Westcliff Flats (Bude) Limited Director • Unreported | 7 Feb 2017←8 Years→Current | Active | |
| JC XP Ltd Director • Director | 8 Oct 2014←6 Years→30 Jun 2021 | Dissolved | |
J C Corporate (Miles) Ltd Director • Director | 5 Apr 2012←2 Years 1 Month→20 May 2014 | Dissolved | |
| James Cowper LLP Non-designated LLP Member • Unreported | 20 Jan 2009←14 Years→30 Apr 2023 | Active | |
| James Cowper Trustees Limited Director • Chartered Accountant | 28 Aug 2008←14 Years→30 Apr 2023 | Active | |
| Sobell House Hospice Charity Limited Director • Chartered Accountant | 20 Feb 2007←18 Years→Current | Active | |
