| Company | Timeline | Status | |
| Ultimate High Limited Secretary • Pilot | 14 Apr 2009←4 Years→10 Apr 2014 | Active | |
| Power Aerobatics Limited Secretary • Pilot | 14 Apr 2009←4 Years→14 Apr 2013 | Active | |
| Ultimate High Limited Director • Businessmanager | 1 Jan 2002←7 Years→14 Apr 2009 | Active | |
| Power Aerobatics Limited Director • Business Manager | 1 Oct 2001←7 Years→14 Apr 2009 | Active | |
