| Company | Timeline | Status | |
| Mist-Air Environmental Systems Limited Secretary • Director | 1 Jan 2001←24 Years→Current | Active | |
| Mist-Air Dust Suppression Limited Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
| Mist-Air Dust Suppression Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
