| Company | Timeline | Status | |
| Acoustic Tools Ltd Director • Acoustic Consultant | 27 Nov 2018←7 Years→Current | Active | |
| Black Art Acoustics Ltd Director • Acoustic Consultant | 27 Nov 2018←7 Years→Current | Active | |
| Soundspec Limited Director • Acoustic Consultant | 27 Nov 2018←7 Years→Current | Active | |
