| Company | Timeline | Status | |
| BSB Electronic Systems Ltd Director • Technical Director | 24 Mar 2000←22 Years→29 Apr 2022 | Active | |
B.S.B. Electronics Limited Director • Technical Director | 4 Jun 1991←27 Years→14 Dec 2018 | Dissolved | |
| Progeny Limited Director • Technical Director | 31 May 1991←30 Years→30 Apr 2022 | Dissolved | |
