| Company | Timeline | Status | |
| RQC Limited Director • Director/factor | 21 Oct 1996←18 Years→19 Feb 2015 | Dissolved | |
| The Scottish Sculpture Workshop Director • Architect | 31 Mar 1989←4 Years→13 Oct 1993 | Active | |
| Regent Quay Development Company Limited Secretary • Unreported | 31 Dec 1988←26 Years→19 Feb 2015 | Dissolved | |
| Regent Quay Development Company Limited Director • Architect | 3 Mar 1986←28 Years→19 Feb 2015 | Dissolved | |
