| Company | Timeline | Status | |
| Kerr U.K. Limited Director • Company Director | 17 Oct 1991←1 Year 11 Months→1 Oct 1993 | Active | |
| Nalge (Europe) Limited Director • Non Executive Director | 27 Jul 1991←9 Years→21 May 2001 | Dissolved | |
| Nalge (Europe) Limited Director • Unreported | 1 Jan 1970←31 Years→21 May 2001 | Dissolved | |
