| Company | Timeline | Status | |
| Qualitar Consulting Limited Director • Management Consultant | 21 Jan 2003←9 Years→31 Mar 2012 | Active | |
| Sterling Stuff Limited Director • Consultant | 21 Sep 1991←5 Years→1 May 1997 | Dissolved | |
| Sterling Stuff Limited Secretary • Consultant | 21 Sep 1991←5 Years→1 May 1997 | Dissolved | |
| Esterling Limited Director • Consultant | 2 May 1991←6 Years→30 Apr 1997 | Active | |
