| Company | Timeline | Status | |
| Bridge Deck Waterproofing Association Director • Director Of Technical Services | 4 Feb 1992←4 Years→17 Apr 1996 | Dissolved | |
| Saint-Gobain Construction Chemicals UK Limited Director • Executive | 25 Oct 1991←5 Years→13 Mar 1997 | Active | |
| Saint-Gobain Construction Chemicals UK Limited Director • Unreported | 1 Jan 1970←27 Years→13 Mar 1997 | Active | |
