| Company | Timeline | Status | |
| Cement Admixtures Association Limited Secretary • Unreported | 2 Jul 1997←1 Year 4 Months→31 Oct 1998 | Active | |
| Sika Contracts Limited Director • Surveyor | 26 Sep 1992←8 Months→8 Jun 1993 | Dissolved | |
| 00847135 Limited Director • Surveyor | 31 Dec 1991←33 Years→Current | Liquidation | |
