| Company | Timeline | Status | |
| Brown & Co Holdings Ltd Director • Acoustic Consultant | 16 Sep 2021←4 Years→Current | Active | |
| Peak Science Limited Director • Unreported | 12 Feb 2021←3 Years→10 Jan 2025 | Dissolved | |
| Peak Acoustics Limited Director • Unreported | 8 Jan 2013←13 Years→Current | Active | |
