| Company | Timeline | Status | |
| Brown & Guion Limited Director • Architect | 23 Dec 1996←29 Years→Current | Active | |
| Clyhurst Properties Limited Director • Architect | 31 Dec 1991←7 Years→21 Jul 1999 | Active | |
| Vago Limited Director • Architect | 31 Dec 1991←7 Years→21 Jul 1999 | Active | |
| Beloream Properties Limited Director • Architect | 31 Dec 1991←7 Years→21 Jul 1999 | Active | |
| Lalmark Properties Limited Director • Architect | 31 Dec 1991←7 Years→21 Jul 1999 | Active | |
| Ashby Heritage Developments Ltd Director • Architect | 31 Dec 1991←7 Years→21 Jul 1999 | Active | |
| Guion & Brown Limited Director • Architect | 22 Nov 1991←10 Years→14 Jan 2002 | Active | |
