| Company | Timeline | Status | |
| Causeway Business Exchange Ltd Director • Architect | 2 May 2018←5 Years→31 Mar 2024 | Active | |
Irish Business Network Scotland Limited Director • Architect | 13 Apr 2016←4 Years→13 Oct 2020 | Dissolved | |
| Planning Aid For Scotland Director • None | 4 Oct 2012←3 Years→29 Sep 2016 | Active | |
| Blue Edge Initiative's Limited Secretary • Architect | 17 Jan 2000←25 Years→Current | Active | |
| Blue Edge Initiative's Limited Director • Architect | 17 Jan 2000←25 Years→Current | Active | |
| Smith Scott Mullan + Associates Ltd Secretary • Architect | 16 May 1994←31 Years→Current | Active | |
| Smith Scott Mullan + Associates Ltd Director • Architect | 16 May 1994←31 Years→Current | Active | |
