| Company | Timeline | Status | |
| Northwick Power Limited Director • Director | 10 Aug 2021←4 Years→Current | Active | |
| Gas Vehicle Alliance Limited Director • Industrial Director | 31 Dec 2019←3 Years→27 Sep 2023 | Dissolved | |
| Gas Alliance Solutions Holdings Limited Director • Industrial Director | 31 Dec 2019←3 Years→21 Dec 2023 | Dissolved | |
| Gas Bus Alliance Ltd Director • Industrial Director | 31 Dec 2019←3 Years→21 Dec 2023 | Dissolved | |
| Air Liquide Advanced Business And Technologies UK Limited Director • Director | 1 Jan 2019←6 Years→Current | Active | |
