| Company | Timeline | Status | |
| Appleby-Sheekey Holdings Limited Director • Engineer | 1 Jun 2023←2 Years 5 Months→Current | Active | |
| Infrared Integrated Systems Limited Director • Engineer | 18 Apr 1996←9 Months→22 Jan 1997 | Active | |
| A.W. Technology Limited Director • Engineer | 1 Jan 1970←55 Years→Current | Active | |
