| Company | Timeline | Status | |
| John Olsen Consulting Ltd Director • Company Director  | 16 May 2017←6 Years→16 Jan 2024  | Dissolved  | |
| Engine Partners UK LLP Non-designated LLP Member • Unreported  | 1 Aug 2011←6 Years→31 Dec 2017  | Active  | |
| Halstead (Educational Trust) Limited Director • Public Relations Consultant  | 1 Aug 2004←14 Years→25 Jun 2019  | Dissolved  | |
Hogarth Partnership Limited Director • Pr Consultant  | 1 Apr 1997←14 Years→1 Aug 2011  | Dissolved  | |
