| Company | Timeline | Status | |
| The Environmental Industries Association Limited Director • Director | 3 Aug 2024←1 Year 4 Months→Current | Active | |
| Particle Sensing Limited Director • Director | 19 Jun 2015←10 Years→Current | Active | |
| Scotswolds Ltd Director • Managing Director | 29 Oct 2008←17 Years→Current | Active | |
| Europa Environmental Limited Director • Director | 19 Apr 2000←25 Years→Current | Active | |
| Acoem UK Ltd Director • Managing Director | 18 Apr 2000←19 Years→28 Jun 2019 | Active | |
