| Company | Timeline | Status | |
| Yonex U.K. Limited Director • Managing Director | 31 Dec 1991←5 Years→25 Dec 1997 | Active | |
Castle Care-Tech Limited Director • Retired | 22 Apr 1991←13 Years→5 Aug 2004 | Dissolved | |
| Yonex U.K. Limited Secretary • Unreported | 1 Jan 1970←27 Years→31 Jul 1997 | Active | |
