| Company | Timeline | Status | |
| Acer Snowmec Technologies Limited Director • Director | 30 Jan 2014←11 Years→Current | Active | |
Acer Snowmec Consultants Limited Director • Director | 13 Jan 1994←21 Years→13 May 2015 | Dissolved | |
| Acer Snowmec Limited Director • Director | 16 Jan 1993←32 Years→Current | Active | |
| World Of Snow Investment Holdings Limited Director • Director | 13 Dec 1991←34 Years→Current | Active | |
| Indoor Snow Research Limited Director • Director | 20 Jul 1991←34 Years→Current | Active | |
| World Of Snow Investment Holdings Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
