| Company | Timeline | Status | |
| Drop Tool Prevention Limited Director • Engineer | 1 Dec 2005←7 Years→5 Oct 2013 | Dissolved | |
| Tethered Tools Limited Director • Engineer | 1 Dec 2005←7 Years→5 Oct 2013 | Dissolved | |
| Stop Drop Tools Limited Director • Engineer | 1 Dec 2005←7 Years→5 Oct 2013 | Dissolved | |
| Tool Keeper Limited Director • Engineer | 1 Dec 2005←7 Years→5 Oct 2013 | Dissolved | |
| Tools At Height Limited Director • Engineer | 1 Dec 2005←7 Years→5 Oct 2013 | Dissolved | |
Oim International Limited Director • Engineer | 20 Mar 1995←21 Years→6 Dec 2016 | Dissolved | |
