| Company | Timeline | Status | |
| Excelsior Trust(The) Director • Retired | 3 Sep 2015←10 Years→Current | Active | |
| Excelsior Trading Limited Director • Architect | 21 Nov 2001←24 Years→Current | Active | |
| The Lydia Eva And Mincarlo Charitable Trust Limited Director • Architect | 11 Jun 1991←1 Year 11 Months→21 May 1993 | Active | |
| Excelsior Trust(The) Director • Architect | 31 May 1991←8 Years→3 Apr 2000 | Active | |
