| Company | Timeline | Status | |
| James Cowper LLP Designated LLP Member • Unreported | 1 May 2018←7 Years→Current | Active | |
| JC XP Ltd Director • Director | 1 May 2018←3 Years→30 Jun 2021 | Dissolved | |
| James Cowper Services Limited Director • Director | 1 May 2018←3 Years→30 Jun 2021 | Active | |
| James Cowper Trustees Limited Director • Director | 1 May 2018←3 Years→30 Jun 2021 | Active | |
| Kreston James Cowper Limited Director • Partner | 1 May 2018←3 Years→1 Jun 2021 | Dissolved | |
| JC Payroll Services Limited Director • Payroll Director | 7 Dec 2005←19 Years→Current | Active | |
