| Company | Timeline | Status | |
| Erlson Precision Holdings Limited Director • Director | 11 Jun 2018←7 Years→Current | Active | |
| Erlson Precision Components Limited Director • Director | 11 Jun 2018←7 Years→Current | Active | |
| Ele Advanced Technologies Limited Director • Director | 9 Oct 2008←9 Years→3 Nov 2017 | Active | |
