| Company | Timeline | Status | |
| Groom & Llewellyn Limited Director • Engineer | 1 Jan 1994←31 Years→Current | Active | |
| Groom & Llewellyn Limited Director • Engineer | 1 Jan 1994←31 Years→3 Mar 2025 | Active | |
| Groom & Llewellyn Limited Secretary • Unreported | 1 Nov 1993←2 Months→1 Jan 1994 | Active | |
Southern Machined Fabrications Limited Director • Engineer | 31 Dec 1991←24 Years→12 Nov 2016 | Dissolved | |
| Glazing Services (Cabs) Limited Director • Company Director | 1 Jan 1970←55 Years→15 Oct 2025 | Dissolved | |
| Glazing Services (Cabs) Limited Secretary • Unreported | 1 Jan 1970←24 Years→1 Jan 1994 | Dissolved | |
