| Company | Timeline | Status | |
| Mallinckrodt Chemical Holdings (U.K.) Limited Director • Management Executive | 24 Jan 1992←7 Years→25 Jan 1999 | Active | |
| Mallinckrodt Chemical Limited Director • Vice-president Finance And Adm | 4 Jan 1992←7 Years→25 Jan 1999 | Active | |
| Mallinckrodt Chemical Limited Director • Unreported | 1 Jan 1970←29 Years→25 Jan 1999 | Active | |
