| Company | Timeline | Status | |
| Bruntsfield Links Golfing Society Limited Director • Director | 27 Mar 2018←7 Years→1 Apr 2025 | Active | |
GTMCS Limited Director • Company Director | 15 Aug 2012←4 Years→8 Aug 2017 | Dissolved | |
| Cowlin Group Limited Director • Accountant | 29 Aug 2007←5 Years→28 Sep 2012 | Active | |
Cowlin Management Limited Director • Accountant | 29 Aug 2007←5 Years→28 Sep 2012 | Dissolved | |
William Cowlin (Holdings) Limited Director • Accountant | 29 Aug 2007←5 Years→28 Sep 2012 | Dissolved | |
| Balfour Beatty Construction (SW) Limited Director • Accountant | 29 Aug 2007←5 Years→28 Sep 2012 | Active | |
| Balfour Beatty Building Limited Director • Accountant | 1 Jul 2002←10 Years→28 Sep 2012 | Active | |
| Balfour Beatty Refurbishment Limited Director • Accountant | 21 Dec 1998←13 Years→28 Sep 2012 | Active | |
| Balfour Beatty Construction Limited Director • Accountant | 21 Dec 1998←13 Years→28 Sep 2012 | Active | |
Balfour Beatty Construction (Scotland) Limited Director • Accountant | 21 Dec 1998←4 Years→1 Aug 2003 | Dissolved | |
