| Company | Timeline | Status | |
Cellarmountain Ltd Director • Consulting Engineer | 23 Feb 2015←1 Year 8 Months→31 Oct 2016 | Dissolved | |
| Greg Chikaher Consulting Limited Director • Unreported | 31 Mar 2014←11 Years→Current | Active | |
| Ove Arup & Partners Limited Director • Mechanical Engineer | 1 Apr 2001←7 Years→31 Jul 2008 | Active | |
