| Company | Timeline | Status | |
| St Minver Management Limited Director • Director | 6 Jul 2023←2 Years 5 Months→Current | Active | |
| Liddiard Property Holdings Ltd Director • Chartered Surveyor | 15 Mar 2022←3 Years→Current | Active | |
| The Fine Art Auction Group Limited Director • Chartered Surveyor | 31 Oct 2003←2 Years 5 Months→25 Apr 2006 | Active | |
| Burfield Management Company Limited Director • Chartered Surveyor | 17 Jun 1996←11 Years→10 Aug 2007 | Active | |
| The Newbury & District Agricultural Society Director • Chartered Surveyor | 18 Jul 1992←9 Years→30 Jan 2002 | Active | |
| John Liddiard Farms Limited Director • Chartered Surveyor | 31 Mar 1991←12 Years→17 Sep 2003 | Active | |
| Benash Farms Limited Director • Chartered Surveyor | 31 Jan 1991←34 Years→Current | Active | |
