| Company | Timeline | Status | |
| Zest Living Limited Director • Builder | 31 May 1992←→1 Jul 1990 | Active | |
| O. T. (Smoked Salmon) Limited Director • Builder | 31 Dec 1991←11 Months→9 Dec 1992 | Active | |
| O. T. (Smoked Salmon) Limited Secretary • Unreported | 31 Dec 1991←11 Months→9 Dec 1992 | Active | |
| J. D. Maintenance Services Limited Director • Builder | 3 Sep 1991←21 Years→15 Jan 2013 | Dissolved | |
| Durkan Holdings Limited Director • Builder | 31 May 1991←6 Months→6 Dec 1991 | Active | |
