| Company | Timeline | Status | |
| Enville Developments Limited Director • Consulting Engineer | 18 Dec 2014←3 Years→19 Jun 2018 | Dissolved | |
| Silk Park (Gel) South LLP Designated LLP Member • Unreported | 30 Oct 2014←11 Years→Current | Active | |
| Royston Jones & Associates Limited Secretary • Unreported | 14 Mar 2005←1 Year→4 Apr 2006 | Active | |
| R.N.V.R. Officers' Association Limited(The) Director • Consulting Engineer | 19 Jul 2001←1 Year 12 Months→17 Jul 2003 | Dissolved | |
| Royston Jones & Associates Limited Director • Company Director | 21 Sep 1991←34 Years→Current | Active | |
