| Company | Timeline | Status | |
| 23 St. Michael's Road Residents Association Limited Secretary • Musician | 1 Mar 1999←14 Years→1 Jan 2014 | Active | |
Optimo Limited Secretary • Music/video Producer | 17 Dec 1998←14 Years→11 Dec 2013 | Dissolved | |
| 23 St. Michael's Road Residents Association Limited Director • Musician | 5 Mar 1996←17 Years→1 Jan 2014 | Active | |
Optimo Limited Director • Company Director | 28 Dec 1991←21 Years→11 Dec 2013 | Dissolved | |
