| Company | Timeline | Status | |
Acer Snowmec Consultants Limited Director • Director | 13 Jan 1994←21 Years→13 May 2015 | Dissolved | |
| Acer Snowmec Limited Director • Director | 16 Jan 1993←24 Years→29 Nov 2017 | Active | |
| World Of Snow Investment Holdings Limited Director • Director | 13 Dec 1991←25 Years→29 Nov 2017 | Active | |
| Indoor Snow Research Limited Director • Director | 20 Jul 1991←26 Years→29 Nov 2017 | Active | |
