| Company | Timeline | Status | |
| Ryman Corporation Limited Director • Company Director  | 7 Feb 2006←19 Years→Current  | Active  | |
| Ryman Control Systems Limited Director • Company Director  | 2 May 1995←30 Years→Current  | Active  | |
| Ryman Control Systems Limited Secretary • Company Director  | 2 May 1995←7 Years→2 Jan 2003  | Active  | |
