| Company | Timeline | Status | |
| Innospec Environmental Limited Director • Director | 13 Feb 2012←9 Years→4 Jan 2022 | Dissolved | |
| Lanxess Chemical Ltd Director • Director | 13 Feb 2012←3 Years→6 Jul 2015 | Active | |
| Innospec Limited Director • Director | 29 Mar 2010←14 Years→29 Jan 2025 | Active | |
