| Company | Timeline | Status | |
| Elementis Group Limited Director • Chief Executive | 2 Oct 2001←3 Years→8 Aug 2005 | Dissolved | |
| Elementis Plc Director • Chief Executive | 1 Oct 2001←3 Years→8 Aug 2005 | Active | |
| Elementis Holdings Limited Director • Chief Executive | 1 Oct 2001←3 Years→8 Aug 2005 | Active | |
ISP (Great Britain) Co Ltd Director • European General Manager | 1 Sep 1993←5 Years→15 Jul 1999 | Dissolved | |
