| Company | Timeline | Status | |
| John Naish Limited Director • Unreported | 21 Mar 2012←13 Years→Current | Active | |
| Oxfordshire Business First Limited Director • Chartered Building Surveyor | 19 Jan 2006←3 Years→15 Jan 2010 | Dissolved | |
| The Oxfordshire Town Chambers Network Limited Director • Chartered Building Surveyor | 6 May 2005←15 Years→5 Jan 2021 | Dissolved | |
| Thames Valley Chamber Of Commerce And Industry Director • Chartered Building Surveyor | 25 Jun 1998←4 Years→26 Sep 2002 | Active | |
