| Company | Timeline | Status | |
| Geo Site And Testing Services Limited Director • Director  | 14 Apr 2021←4 Years→Current  | Active  | |
| PSL Topco Limited Director • Unreported  | 2 May 2019←6 Years→Current  | Active  | |
A Watkins Limited Director • Director  | 1 Aug 2014←3 Years→2 Jan 2018  | Dissolved  | |
| Professional Soils Laboratory Limited Director • Lab Manager  | 1 Jun 2004←21 Years→Current  | Active  | |
| Professional Soils Laboratory Limited Secretary • Unreported  | 1 Jun 2004←14 Years→2 May 2019  | Active  | |
