| Company | Timeline | Status | |
| Buryild Director • Chemist | 10 Mar 2003←11 Years→7 Nov 2014 | Active | |
| Buryild Secretary • Research And Development Manag | 21 Sep 1994←3 Years→22 Sep 1997 | Active | |
| Buryild Director • Research And Development Manag | 21 Sep 1994←3 Years→22 Sep 1997 | Active | |
