| Company | Timeline | Status | |
| C-Neg Homes Limited Director • Company Director | 28 Mar 2021←1 Year 4 Months→2 Aug 2022 | Dissolved | |
| Eco Building Systems UK Limited Director • Company Director | 24 Feb 2021←1 Year→8 Mar 2022 | Dissolved | |
| Perfectblock Ltd Director • Company Director | 24 Feb 2021←1 Year→8 Mar 2022 | Dissolved | |
| C-Neg Solutions Limited Director • Company Director | 7 Jan 2020←5 Years→4 Mar 2025 | Dissolved | |
| Castillion Aerospace Limited Director • Director | 19 Dec 2000←1 Year 4 Months→15 May 2002 | Active | |
Celtic Aerospace Ventures Limited Director • Managing Director | 24 Nov 2000←2 Years 7 Months→23 Jun 2003 | Dissolved | |
Cav Aerospace Limited Director • Managing Director | 24 Nov 2000←2 Years 7 Months→23 Jun 2003 | Dissolved | |
Anglo American Yacht Brokers Ltd Director • Director | 18 Sep 1995←20 Years→29 Sep 2015 | Dissolved | |
| B.P.M. Technology Corporation Limited Director • Unreported | 24 Aug 1995←30 Years→Current | Active | |
