| Company | Timeline | Status | |
| Aja Eot Limited Director • Acoustician | 20 Sep 2024←1 Year 2 Months→Current | Active | |
| The Association Of Noise Consultants Director • Acoustician | 20 Nov 2006←5 Years→16 Mar 2012 | Active | |
Amadeus Auditorium Design Limited Director • Acoustician | 21 Mar 2006←2 Years 2 Months→31 May 2008 | Dissolved | |
| Adrian James Acoustics Limited Director • Acoustician | 12 Dec 2002←21 Years→1 Oct 2024 | Active | |
| Temple Group Limited Director • Director & Secretary | 22 Jan 1997←1 Year 8 Months→15 Oct 1998 | Active | |
