| Company | Timeline | Status | |
| Power Capacitors Limited Secretary • Director | 1 May 2000←1 Year→21 May 2001 | Active | |
| Transwave Converters Limited Secretary • Unreported | 1 May 2000←1 Year→21 May 2001 | Active | |
| Power Capacitors Limited Director • Company Director | 30 May 1991←33 Years→30 Sep 2024 | Active | |
| Transwave Converters Limited Director • Company Director | 30 May 1991←33 Years→30 Sep 2024 | Active | |
| Transwave Converters Limited Director • Unreported | 1 Jan 1970←54 Years→30 Sep 2024 | Active | |
