| Company | Timeline | Status | |
| Primrose Mansions Limited Director • Composer | 8 Nov 2001←1 Year 3 Months→6 Mar 2003 | Active | |
| 142 Battersea Park Road Limited Director • Composer | 4 May 2001←10 Months→6 Mar 2002 | Active | |
| David Dundas Music Limited Director • Composer | 27 Jul 1991←34 Years→Current | Active | |
| Straight Jacket Music Limited Director • Composer | 1 May 1991←34 Years→Current | Active | |
