| Company | Timeline | Status | |
| Borders Online Ltd Director • Scientist | 22 Jul 2013←5 Years→31 Mar 2019 | Active | |
Roslin Biocentre Limited Director • Research Scientist/manager | 29 Mar 1999←8 Years→31 Mar 2007 | Dissolved | |
| British Poultry Science Limited Director • Research Scientist | 17 Jul 1991←4 Years→21 Jun 1996 | Active | |
