| Company | Timeline | Status | |
| Burghley Estate Farms Limited Director • Unreported | 29 Apr 2022←3 Years→Current | Active | |
| Burghley Horse Trials Limited Director • Company Director | 5 Dec 2017←7 Years→Current | Active | |
| Ruddle Merz Water Services Limited Director • Chairman | 21 May 2014←4 Years→30 Sep 2018 | Dissolved | |
| The Exeter Trustee Company No.2 Limited Director • Unreported | 22 Apr 2013←12 Years→Current | Active | |
| The Exeter Trustee Company No. 1 Limited Director • None | 22 Apr 2013←12 Years→Current | Active | |
| Dame Alice Owen's School Director • Company Director | 1 Apr 2011←10 Years→30 Dec 2021 | Active | |
| Ruddle Merz Holdings Limited Director • Director | 11 Mar 2011←7 Years→30 Sep 2018 | Dissolved | |
| Ruddle Merz Limited Director • Director | 27 Nov 2007←10 Years→30 Sep 2018 | Dissolved | |
| Premier Leisure (Suffolk) Limited Director • Consultant | 23 Jan 2007←1 Year 3 Months→15 May 2008 | Active | |
| Henley Talent Intelligence Limited Director • Advisory/recruitment | 2 Oct 2006←1 Year→31 Oct 2007 | Active | |
