| Company | Timeline | Status | |
| Blockchain It Ltd Director • Engineer | 22 Sep 2015←10 Years→Current | Active | |
Data Systems Integration Scotland Limited Director • Software Engineer | 28 Sep 2011←3 Years→25 Sep 2015 | Dissolved | |
Data Systems Integration Limited Director • Company Director | 20 Mar 2007←3 Years→31 Mar 2010 | Dissolved | |
Emergency5 Limited Director • S.ware Solutions Architect | 23 May 2001←11 Years→31 Dec 2012 | Dissolved | |
