| Company | Timeline | Status | |
| W.I.S. (Education) Limited Director • Civil Engineer | 14 Oct 2010←15 Years→Current | Active | |
| Groundwork Pride Limited Director • Director | 1 Apr 2010←1 Year 7 Months→24 Nov 2011 | Active | |
| Team Valley Management Limited Director • Civil Engineer | 20 Oct 2009←12 Years→14 Feb 2022 | Active | |
| Bright Young Consulting Limited Director • Director | 8 May 2006←19 Years→Current | Active | |
| Wakefield Grammar School Foundation Director • Civil Engineer | 20 Oct 2005←11 Years→12 Oct 2017 | Active | |
| Greenhouse Securities Limited Secretary • Unreported | 25 Feb 2003←22 Years→Current | Liquidation | |
| Chevet Mews Management Limited Director • Engineer | 27 Sep 2002←23 Years→Current | Active | |
| By Consulting Limited Director • Civil Engineer | 27 Feb 2002←21 Years→5 Dec 2023 | Dissolved | |
| Groundwork Yorkshire Limited Director • Consulting Engineer | 29 Jan 2002←9 Years→24 Nov 2011 | Active | |
David Young Associates Limited Secretary • Unreported | 20 Oct 2000←6 Years→1 Mar 2007 | Dissolved | |
