| Company | Timeline | Status | |
| Sibelco UK Limited Director • Chief Executive | 17 Jul 2000←1 Year 11 Months→11 Jul 2002 | Active | |
| Sibelco Minerals And Chemicals (Holdings) Limited Director • Chief Executive | 17 Jul 2000←1 Year 11 Months→11 Jul 2002 | Active | |
| The Kaolin And Ball Clay Association (UK) Director • Group Chief Executive | 13 May 1998←3 Years→16 May 2001 | Active | |
| Watts Blake Bearne And Company Limited Director • Director | 1 May 1995←7 Years→11 Jul 2002 | Active | |
| Borax Europe Limited Director • Director | 1 Mar 1992←3 Years→22 May 1995 | Active | |
Luzenac Micro Milling Limited Director • Director | 18 Apr 1991←4 Years→22 May 1995 | Dissolved | |
