| Company | Timeline | Status | |
| Dotbike Limited Director • It Consultant | 10 Jun 2004←10 Years→24 Mar 2015 | Dissolved | |
| Dotbike Limited Secretary • Unreported | 10 Jun 2004←2 Years 6 Months→4 Jan 2007 | Dissolved | |
| 4it Limited Secretary • Engineer | 1 Feb 1996←10 Years→4 Jan 2007 | Dissolved | |
| 4it Limited Director • Engineer | 7 Jun 1994←22 Years→2 Aug 2016 | Dissolved | |
