| Company | Timeline | Status | |
| 911 Sales Limited Director • It Director | 11 May 1999←25 Years→21 Apr 2025 | Dissolved | |
| DS4U Limited Director • Director | 17 Dec 1997←14 Years→1 Aug 2012 | Active | |
| DS4U Limited Secretary • Director | 17 Dec 1997←14 Years→1 Aug 2012 | Active | |
