| Company | Timeline | Status | |
| Hamer Electrical Contractors Limited Secretary • Unreported | 6 Apr 2002←23 Years→27 Aug 2025 | Active | |
Marcmate Limited Secretary • Unreported | 19 Jan 1995←24 Years→2 Apr 2019 | Dissolved | |
| Hamer Electrical Contractors Limited Director • Secretary | 31 Dec 1992←9 Years→6 Apr 2002 | Active | |
