| Company | Timeline | Status | |
| WK Life Sciences Limited Director • Scientific Consultant | 18 Apr 2011←10 Years→30 Nov 2021 | Dissolved | |
The Science Apprentice Ltd Director • Scientist | 16 Jul 2009←11 Years→20 Oct 2020 | Dissolved | |
| Maltings Management Company (Canterbury) Limited(The) Director • Chemist | 1 Sep 1991←3 Years→18 Apr 1995 | Active | |
