| Company | Timeline | Status | |
| Earthsolutions Project Services Limited Director • Unreported | 14 Nov 2007←18 Years→Current | Active | |
| Earth Solutions Limited Director • Consultant | 24 Jun 1999←8 Years→16 Nov 2007 | Dissolved | |
| Road Emulsion Association Limited Director • Company Director | 30 Apr 1992←2 Years 5 Months→26 Oct 1994 | Active | |
Refined Bitumen Association Limited Director • Director In Charge | 1 Jun 1991←6 Years→31 Dec 1997 | Dissolved | |
