| Company | Timeline | Status | |
Ceramic Rotary Engines Limited Director • Physicist | 25 Sep 2005←13 Years→13 Nov 2018 | Dissolved | |
Ernest And Pearl Thuraisingham Company (UK) Limited Director • Physicist | 20 Oct 2000←18 Years→13 Nov 2018 | Dissolved | |
Ultrahard Materials Ltd Director • Physicist | 23 Jan 1998←20 Years→13 Nov 2018 | Dissolved | |
Ultrahard Materials Ltd Secretary • Physicist | 23 Jan 1998←10 Months→7 Dec 1998 | Dissolved | |
