| Company | Timeline | Status | |
| Erda Properties Limited Director • Direrctor | 10 Jun 2025←6 Months→Current | Active | |
| Chastleton Barns Limited Director • Director | 5 Sep 2024←1 Year 3 Months→Current | Active | |
| Finnart Developments Ltd Director • Company Secretary/director | 17 May 2022←3 Years→Current | Active | |
| Hamilton Healthcare Advisors Limited Director • Company Director | 22 Jan 2020←5 Years→Current | Active | |
| Erda Energy Limited Director • Director | 20 Aug 2015←10 Years→Current | Active | |
| Greenfield Utility Services Limited Director • Director | 9 Aug 2011←14 Years→Current | Active | |
Hamilton Contemporary Art Limited Director • Director | 15 Apr 2010←7 Years→12 Sep 2017 | Dissolved | |
| Hamilton Realty Limited Director • Director | 15 Apr 2010←15 Years→Current | Active | |
| Glasgow Sculpture Studios Limited Director • Chartered Accountant | 17 Dec 2008←6 Years→11 Feb 2015 | Active | |
| Duncan Terrace Garden Limited Director • Chartered Accountant | 24 Sep 2006←19 Years→Current | Active | |
