| Company | Timeline | Status | |
| Astec Precision Holdings Limited Director • Director | 23 Jul 2015←2 Years 5 Months→12 Jan 2018 | Active | |
| Berthol Limited Director • Director | 18 Jun 2013←12 Years→Current | Active | |
| Astec Precision Limited Director • Managing Director | 26 Aug 1998←19 Years→12 Jan 2018 | Active | |
