| Company | Timeline | Status | |
| Proto Magic Innovations Limited Director • Design Engineer | 27 Feb 1995←30 Years→Current | Active | |
| G. Dale Designs Limited Director • Design Engineer | 13 Jan 1992←33 Years→Current | Active | |
Medeci Rehab Limited Director • Design Engineer | 7 Dec 1991←7 Years→1 Jan 1999 | Dissolved | |
