| Company | Timeline | Status | |
| Data-Analysis Limited Secretary • Unreported | 17 Sep 2001←24 Years→Current | Active | |
Quadrille Data Limited Secretary • Accountant | 27 Jan 2000←16 Years→20 Dec 2016 | Dissolved | |
| S.D.C. Services Limited Secretary • Unreported | 31 Dec 1991←34 Years→Current | Active | |
