| Company | Timeline | Status | |
| Boldscience Medical Communications Limited Director • Director | 7 Oct 2002←3 Years→23 Aug 2006 | Active | |
| Discerna Limited Director • Company Director | 1 Jun 2002←1 Year 6 Months→15 Dec 2003 | Dissolved | |
| Ligand UK Group Limited Director • Company Director | 21 Mar 1996←4 Years→19 May 2000 | Dissolved | |
| Ligand UK Development Limited Director • Company Director | 1 Mar 1996←5 Years→29 Jun 2001 | Active | |
