| Company | Timeline | Status | |
| 38-40 Gertrude Street Limited Director • Ch Surveyor | 27 Apr 2000←5 Years→6 Jun 2005 | Active | |
| 38-40 Gertrude Street Limited Secretary • Ch.surveyor | 16 Jun 1999←3 Years→22 Jul 2002 | Active | |
| Yearndale Limited Director • Chartered Surveyor | 29 Jun 1991←15 Years→1 Apr 2007 | Active | |
| Lamvale Properties Limited Director • Chartered Surveyor | 28 Dec 1990←16 Years→1 Oct 2007 | Active | |
