| Company | Timeline | Status | |
| SCM Investments Limited Director • Civil Engineer | 2 Aug 1999←15 Years→29 Jun 2015 | Active | |
| Tunnelcraft Limited Secretary • Building Contractor | 3 Jul 1992←2 Years 4 Months→31 Oct 1994 | Active | |
| Tunnelcraft Limited Director • Building Contractor | 3 Jul 1992←4 Years→31 Oct 1996 | Active | |
