| Company | Timeline | Status | |
| Cordor (C&B) Limited Director • Director | 6 Aug 1991←6 Months→21 Feb 1992 | Dissolved | |
Cidel Limited Director • Engineer | 27 Dec 1990←23 Years→20 May 2014 | Dissolved | |
| Harrison Property Investment Limited Director • Engineer | 27 Dec 1990←30 Years→29 Mar 2021 | Active | |
