| Company | Timeline | Status | |
| HCS&R (Kent) Limited Director • Engineer | 13 Feb 2024←1 Year 8 Months→Current | Active | |
| Bio Vulcan Limited Director • Research & Development | 2 Dec 2022←2 Years 10 Months→Current | Active | |
| Biodemeter Limited Director • Company Director | 3 May 2021←4 Years→Current | Active | |
| Service Hydraulics Limited Director • Engineering Consultant | 4 Jan 2016←9 Years→Current | Active | |
| HCS&R (Kent) Limited Director • Engineer | 26 Mar 2013←4 Months→29 Jul 2013 | Active | |
HCS&R Limited Director • Engineer | 10 Feb 2009←7 Years→9 Aug 2016 | Dissolved | |
