| Company | Timeline | Status | |
Big Five Engineering Services Limited Director • Director | 1 Dec 2014←2 Months→11 Feb 2015 | Dissolved | |
| Birdsall & Armstrong Limited Director • Director | 15 Mar 1999←15 Years→1 Dec 2014 | Active | |
| Prose Investments Limited Director • Director | 6 Jul 1998←27 Years→Current | Active | |
| Prose Investments Limited Director • Director | 6 Jul 1998←26 Years→17 Oct 2024 | Active | |
| Mark Rowlands (Wakefield) Limited Director • Director | 31 Dec 1991←32 Years→15 Mar 2024 | Dissolved | |
