| Company | Timeline | Status | |
| Jacobsgibb Ltd Director • Chartered Engineer | 20 Jan 1993←9 Months→12 Nov 1993 | Active | |
| Gibb Holdings Ltd Director • Chartered Engineer | 20 Jan 1993←9 Months→12 Nov 1993 | Dissolved | |
Gibb Overseas Limited Director • Chartered Engineer | 20 Jan 1993←9 Months→12 Nov 1993 | Dissolved | |
| Westminster And Earley Services Limited Director • Chartered Engineer | 20 Jan 1993←9 Months→12 Nov 1993 | Dissolved | |
