| Company | Timeline | Status | |
| Trax Industries Limited Director • Engineer | 18 Sep 2001←21 Years→30 May 2023 | Dissolved | |
| Blackrock Stoves Limited Director • Engineer | 16 Jun 2000←22 Years→30 May 2023 | Dissolved | |
| Fuel Proof Limited Director • Engineer | 12 May 2000←20 Years→30 Jun 2020 | Active | |
| Roll-Tec Safety Limited Director • Engineer | 11 Mar 1999←21 Years→30 Jun 2020 | Active | |
