| Company | Timeline | Status | |
SQ Developments Limited Director • Company Director | 17 May 2005←14 Years→5 Nov 2019 | Dissolved | |
| QS Developments Limited Director • Architect & Company Director | 24 Jun 1999←15 Years→20 Jun 2014 | Active | |
| Blackhall Investments Limited Director • Architect | 25 Mar 1994←6 Years→2 Nov 2000 | Active | |
| Colleges Scotland Director • Self Employed Chartered Archit | 19 Apr 1993←2 Years 4 Months→4 Sep 1995 | Active | |
| Scottish Enterprise Renfrewshire Director • Dir | 14 Mar 1991←3 Years→14 Apr 1994 | Active | |
