| Company | Timeline | Status | |
| Charles River Laboratories Holdings Limited Secretary • Accountant | 1 Jan 2001←7 Years→31 Jan 2008 | Active | |
| Charles River U.K. Limited Secretary • Accountant | 1 Jan 2001←7 Years→31 Jan 2008 | Active | |
| Wheelwright Limited Secretary • Unreported | 24 Oct 1995←5 Years→30 Nov 2000 | Active | |
| Wheelwright Limited Director • Financial Controller | 22 Sep 1992←8 Years→30 Nov 2000 | Active | |
