| Company | Timeline | Status | |
| Directline Structures Limited Director • Structural Engineer | 25 Nov 1991←10 Years→19 Dec 2001 | Active | |
| Directline Structures Limited Secretary • Unreported | 25 Nov 1991←10 Years→19 Dec 2001 | Active | |
| Venture Property Services Limited Director • Structural Engineer | 23 Jul 1991←5 Years→14 Nov 1996 | Dissolved | |
| Directline Holdings Limited Secretary • Unreported | 24 Jun 1991←10 Years→19 Dec 2001 | Active | |
| Directline Holdings Limited Director • Chartered Structural Engineer | 24 Jun 1991←10 Years→19 Dec 2001 | Active | |
