| Company | Timeline | Status | |
| Landmark Wastewater Solutions Ltd Director • Unreported | 17 Dec 2018←6 Years→Current | Active | |
| Ailsa Ltd Director • Company Director | 21 Jun 2018←6 Years→24 Dec 2024 | Dissolved | |
| Landmark Environmental Limited Director • Unreported | 27 Jan 2000←25 Years→Current | Active | |
