| Company | Timeline | Status | |
| International Aluminium Holdings Ltd Secretary • Unreported | 3 Mar 1999←3 Years→2 Jan 2003 | Active | |
| ARC Kinetics Limited Secretary • Technical Director | 8 Feb 1999←3 Years→1 Feb 2003 | Active | |
| ARC Kinetics Limited Director • Technical Director | 17 Jul 1991←33 Years→1 Jul 2025 | Active | |
