| Company | Timeline | Status | |
| Purolite (Int.) Ltd Director • Director | 15 Dec 1999←7 Years→16 Nov 2007 | Active | |
| Bro-Tech Limited Director • Director | 18 Jul 1991←16 Years→16 Nov 2007 | Active | |
| Purolite Ltd Director • Managing Director | 18 Jul 1991←16 Years→16 Nov 2007 | Active | |
