| Company | Timeline | Status | |
| Blackchair Software Limited Director • Director | 23 May 2013←12 Years→Current | Active | |
The WFM Bureau Limited Director • Director | 20 Jan 2010←4 Years→15 Jul 2014 | Dissolved | |
| Blackchair Ltd Director • Director | 20 Jul 2005←20 Years→Current | Active | |
