| Company | Timeline | Status | |
| Big Sound Limited Director • Unreported | 29 Mar 2004←21 Years→Current | Active | |
| Big Sound Limited Secretary • Director | 29 Mar 2004←21 Years→Current | Active | |
| DM Audio Limited Secretary • Sound Equipment Hire & Sales | 13 Mar 2003←22 Years→Current | Active | |
| DM Audio Limited Director • Unreported | 13 Mar 2003←22 Years→Current | Active | |
