| Company | Timeline | Status | |
| Maybridge Chemical Company Limited Director • Company Director | 26 Sep 1997←5 Years→29 Nov 2002 | Dissolved | |
| Maybridge Limited Director • Company Director | 26 Sep 1997←5 Years→29 Nov 2002 | Active | |
| Maybridge Chemical Holdings Limited Director • Company Director | 17 Sep 1997←5 Years→29 Nov 2002 | Active | |
| Ligand UK Research Limited Director • Non Executive Director | 23 Oct 1995←4 Years→2 Dec 1999 | Dissolved | |
