| Company | Timeline | Status | |
| Square Enix Limited Director • Company Director | 1 Aug 2001←8 Years→1 Oct 2009 | Active | |
Sci Entertainment Group Limited Director • Technical Director | 16 Jun 1994←9 Years→28 Oct 2003 | Dissolved | |
| 133 Highbury New Park Limited Director • Physicist | 30 Apr 1993←1 Year 10 Months→25 Mar 1995 | Active | |
