| Company | Timeline | Status | |
| Pronec Limited Director • Professor | 14 Sep 2015←6 Years→15 May 2022 | Active | |
Theryte Limited Director • University Professor | 17 Dec 1997←11 Years→17 Mar 2009 | Dissolved | |
| Hilros Limited Director • Unreported | 19 Sep 1997←28 Years→Current | Active | |
| Cancer And Polio Research Fund Limited Director • Professor Of Radiation On Cology | 14 Dec 1992←6 Years→25 Nov 1999 | Active | |
