| Company | Timeline | Status | |
| Online Economics & Business Tuition Limited Director • Teacher | 20 Aug 2020←5 Years→Current | Active | |
C.A.T One Limited Director • Teacher | 10 Dec 2013←2 Years 7 Months→19 Jul 2016 | Dissolved | |
| KJP Solutions Limited Director • Teacher | 23 Feb 2011←1 Year→13 Mar 2012 | Dissolved | |
