| Company | Timeline | Status | |
| Duophonic Ultra High Frequency Disks Limited Director • Unreported | 25 Aug 1993←32 Years→Current | Active | |
| Stereolab Limited Director • Unreported | 25 Aug 1993←32 Years→Current | Active | |
| Stereolab Limited Secretary • Unreported | 25 Aug 1993←1 Year 3 Months→20 Dec 1994 | Active | |
