| Company | Timeline | Status | |
| Reynard Consulting Services Limited Director • Director | 6 Dec 2023←1 Year 10 Months→Current | Active | |
| Maier Blackburn LLP Designated LLP Member • Unreported | 28 Jun 2012←12 Years→17 Dec 2024 | Dissolved | |
| The Tolkien Estate Limited Director • Solicitor | 29 Nov 2011←13 Years→Current | Active | |
| The Tolkien Estate Limited Director • Solicitor | 29 Nov 2011←12 Years→24 Jun 2024 | Active | |
| Phoenix Film Partners LLP Non-designated LLP Member • Unreported | 20 Oct 2008←12 Years→3 Dec 2020 | Active | |
| Manches LLP Non-designated LLP Member • Unreported | 1 Mar 2004←7 Years→30 Dec 2011 | Dissolved | |
