| Company | Timeline | Status | |
| Amelanchier Investments Limited Director • Engineer | 23 Oct 2017←8 Years→Current | Active | |
| Laminar Flight Limited Director • Engineer | 12 Mar 2015←6 Years→8 Mar 2022 | Dissolved | |
Applied PLM Limited Director • Engineer | 4 Apr 2014←2 Years 8 Months→27 Dec 2016 | Dissolved | |
Applied Cae Limited Director • Engineer | 4 Apr 2014←2 Years 8 Months→27 Dec 2016 | Dissolved | |
| Integral Powertrain Technology Limited Director • Engineer | 6 Dec 2011←13 Years→Current | Active | |
Ip Tickford Limited Director • Engineer | 12 Feb 2009←5 Years→2 Dec 2014 | Dissolved | |
| Technia Limited Director • Engineer | 12 Sep 2001←15 Years→1 Aug 2017 | Active | |
| Integral Powertrain Limited Director • Engineer | 27 Oct 1999←26 Years→Current | Active | |
| Integral Powertrain Limited Director • Engineer | 27 Oct 1999←24 Years→29 Jul 2024 | Active | |
