| Company | Timeline | Status | |
| Rivet Games Limited Director • Software Developer | 30 Aug 2018←7 Years→Current | Active | |
Game Development & Management Limited Director • Director | 1 Mar 2012←2 Years 3 Months→11 Jun 2014 | Dissolved | |
| Railsimulator.Com Limited Director • Technical Consultant | 6 Feb 2009←6 Years→21 Oct 2015 | Active | |
| Babel Media Limited Director • Director | 1 Jun 2005←3 Years→19 Jun 2008 | Active | |
| F4G Software Limited Director • Technical Consultant | 3 Apr 2003←22 Years→25 Sep 2025 | Dissolved | |
| The Independent Games Developers Association Limited Director • Manager | 26 Nov 2001←5 Months→15 May 2002 | Active | |
Vis Entertainment Limited Director • Director | 26 Apr 2001←10 Months→7 Mar 2002 | Dissolved | |
| Gatland Consulting Limited Director • Company Director | 17 Jan 1997←25 Years→1 Mar 2022 | Dissolved | |
| Gatland Consulting Limited Secretary • Company Director | 17 Jan 1997←25 Years→1 Mar 2022 | Dissolved | |
| Syniverse Technologies Limited Director • Technical Director | 14 Jun 1991←4 Years→26 Apr 1996 | Active | |
