| Company | Timeline | Status | |
| Frensic & Frensic Limited Director • Retired | 25 Feb 2022←3 Years→Current | Active | |
Globalised Resources Limited Director • Designer | 1 Aug 2012←5 Years→6 Feb 2018 | Dissolved | |
South China Design Services Limited Director • Designer | 23 Jul 2012←5 Years→24 Apr 2018 | Dissolved | |
| Frensic & Frensic Limited Secretary • Transportation Consultant | 6 Nov 2007←18 Years→Current | Active | |
| Frensic & Frensic Limited Director • Transportation Consultant | 6 Nov 2007←7 Years→3 Aug 2015 | Active | |
| Frensic & Frensic Limited Secretary • Transportation Consultant | 6 Nov 2007←17 Years→1 Jun 2025 | Active | |
South China Design Services Limited Secretary • Unreported | 1 Mar 2006←12 Years→24 Apr 2018 | Dissolved | |
South China Design Services Limited Director • Coordinator | 10 Feb 2004←9 Months→15 Nov 2004 | Dissolved | |
Globalised Resources Limited Secretary • Unreported | 2 Jul 2003←11 Months→4 Jun 2004 | Dissolved | |
South China Design Services Limited Secretary • Unreported | 25 Jan 2003←10 Months→3 Dec 2003 | Dissolved | |
