| Company | Timeline | Status | |
| Environoise Consulting Limited Director • Acoustic Consultant | 4 Sep 2009←16 Years→Current | Active | |
| SRL Technical Services Ltd Director • Company Director | 1 Jul 1998←3 Years→27 Nov 2001 | Active | |
Ecomax Acoustic Products Limited Director • Acoustic Engineer | 9 Jan 1995←3 Years→10 Aug 1998 | Dissolved | |
