| Company | Timeline | Status | |
| Astec International Holdings Ltd Director • Director | 31 Jul 2016←9 Months→4 May 2017 | Dissolved | |
| Astec INT (Nanotech) Ltd Director • Director | 31 Jul 2016←9 Months→4 May 2017 | Active | |
| Handyheat Limited Director • Director | 15 Nov 2011←1 Day→15 Nov 2011 | Active | |
| Handyheat Limited Director • Unreported | 23 Aug 2011←14 Years→Current | Active | |
