| Company | Timeline | Status | |
| Tethys Limited Director • Engineer | 16 Dec 2005←19 Years→Current | Active | |
| Tethys Testing Limited Director • Engineer | 26 Sep 2005←20 Years→Current | Liquidation | |
Tethys Tools Company Limited Director • Engineer | 26 Sep 2005←8 Years→21 Feb 2014 | Dissolved | |
