| Company | Timeline | Status | |
| Cutler Butler Limited Secretary • Unreported | 8 May 2002←23 Years→Current | Active | |
| Decarbonizer (South) Limited Secretary • Unreported | 31 Dec 2001←23 Years→Current | Active | |
| Decarbonizer Limited Secretary • Unreported | 19 Sep 2001←24 Years→Current | Active | |
