| Company | Timeline | Status | |
| C.C. Williams Limited Secretary • Design Consultant | 1 Jan 1994←32 Years→Current | Active | |
| C.C. Williams Limited Director • Company Director | 1 Apr 1992←33 Years→Current | Active | |
Clinisystems Limited Director • Company Director | 21 Jun 1991←26 Years→17 Oct 2017 | Dissolved | |
