| Company | Timeline | Status | |
| CJB Investments Limited Director • Company Director | 8 Mar 2017←8 Years→Current | Active | |
| Ace Forming Limited Director • Company Director | 2 Jun 2011←14 Years→Current | Active | |
| Advanced Chemical Etching Limited Secretary • Director | 17 Oct 2008←17 Years→Current | Active | |
| Advanced Chemical Etching Limited Director • Director | 20 Mar 2000←25 Years→Current | Active | |
| Advanced Circuit Engineering Limited Director • Company Director | 23 Apr 1997←2 Years 11 Months→14 Apr 2000 | Active | |
