| Company | Timeline | Status | |
| Harwood Microbiology Consulting Limited Director • Unreported | 9 Mar 2015←10 Years→Current | Active | |
| Microbiology Society Director • University Lecturer | 13 Sep 2005←9 Years→31 Dec 2014 | Active | |
| Microbiology Society Director • Lecturer | 8 Sep 1998←4 Years→17 Sep 2002 | Active | |
