| Company | Timeline | Status | |
| International Occupational Hygiene Association Director • Regional Ih Director, Bp Plc | 31 May 2022←3 Years→Current | Active | |
| International Occupational Hygiene Association Director • Regional Ih Director, Bp Plc | 31 May 2022←3 Years→21 Aug 2025 | Active | |
The British Occupational Hygiene Society Director • Regional Industrial Hygiene Director | 28 Apr 2010←3 Years→25 Mar 2014 | Dissolved | |
| Occupational Hygiene Training Association Director • Unreported | 26 Apr 2010←4 Years→24 Apr 2015 | Active | |
