| Company | Timeline | Status | |
| Wren Insurance Association Limited(The) Director • Chartered Architect | 5 Oct 1995←3 Years→8 Oct 1998 | Active | |
| Barton Willmore Holdings Limited Director • Architect | 31 Dec 1991←5 Years→29 Apr 1997 | Active | |
| Barton Willmore Design Limited Director • Architect | 31 Dec 1991←5 Years→29 Apr 1997 | Active | |
