| Company | Timeline | Status | |
| Skilts Farm Stables Limited Director • Manager | 1 Dec 2002←5 Years→17 Sep 2008 | Active | |
| Pentos Forman Limited Director • Company Director/chartered Eng | 1 Jan 1993←32 Years→14 Jan 2025 | Dissolved | |
| Carter Building Engineering Services Limited Director • Managing Director | 25 Jul 1991←1 Year 3 Months→31 Oct 1992 | Active | |
| Carter Environmental Engineers Limited Director • Unreported | 25 Jul 1991←1 Year 3 Months→31 Oct 1992 | Active | |
| Carter Thermal Industries Limited Director • Managing Director | 9 Jul 1991←1 Year 3 Months→31 Oct 1992 | Active | |
