| Company | Timeline | Status | |
| James Coles Limited Director • Management Consultant And Health Service | 18 Feb 2009←14 Years→15 May 2023 | Dissolved | |
| Healthcare Knowledge Systems Limited Director • Director | 18 Feb 2009←9 Years→13 Feb 2019 | Active | |
| CHKS Limited Director • Management Consultant | 15 Nov 1991←6 Years→14 Apr 1998 | Active | |
