| Company | Timeline | Status | |
| KB Learning Technology Ltd Director • Director | 1 Jan 2010←16 Years→Current | Active | |
KB Business Management Ltd Director • Company Director | 14 Apr 2009←5 Years→21 Oct 2014 | Dissolved | |
KB Professional Ltd Director • Company Director | 14 Apr 2009←5 Years→21 Oct 2014 | Dissolved | |
KB Press Ltd Director • Company Director | 9 Apr 2009←5 Years→21 Oct 2014 | Dissolved | |
| Knowledgebrief Limited Director • Director | 12 May 2005←20 Years→Current | Active | |
