| Company | Timeline | Status | |
| M R Horn & Partners LLP Designated LLP Member • Unreported | 30 Jun 2008←11 Years→3 Feb 2020 | Active | |
| Okehampton Freemasons' Hall Company Limited Director • Retired | 28 Apr 1997←4 Years→30 Apr 2001 | Dissolved | |
| M.R. Horn Transport Limited Director • Farmer | 24 Mar 1992←27 Years→3 Feb 2020 | Active | |
