| Company | Timeline | Status | |
| Harper Autos Limited Director • Unreported | 11 Jul 2014←11 Years→Current | Active | |
| Smartshake UK Limited Director • Unreported | 29 Jun 2012←13 Years→Current | Active | |
Harper Studios Limited Director • Director | 4 Oct 2011←3 Years→19 May 2015 | Dissolved | |
| Harper Innovations Ltd Director • Unreported | 27 Sep 2010←15 Years→Current | Active | |
