| Company | Timeline | Status | |
| D.S.C. North (Holdings) Limited Director • Contractor | 12 Jun 2003←22 Years→Current | Active | |
| Tracklift Limited Director • Company Director | 12 Jun 2003←10 Years→31 Dec 2013 | Dissolved | |
| D.S.C. North Limited Director • Contractor | 10 Feb 1999←26 Years→Current | Active | |
