| Company | Timeline | Status | |
| Rigibore Limited Director • Engineer | 30 Jul 1993←32 Years→Current | Active | |
| R.& R.Bassett(Engineering)Limited Director • Engineer | 1 Apr 1993←32 Years→Current | Active | |
| Rigibore Limited Director • Engineer | 30 Mar 1993←4 Months→30 Jul 1993 | Active | |
| Bassett Group Limited Director • Engineer | 15 Nov 1991←33 Years→Current | Active | |
