| Company | Timeline | Status | |
| RCSC Ltd Director • Accountant | 5 Nov 2015←1 Year 3 Months→24 Feb 2017 | Active | |
| Yew Management Company Limited Director • Accountant | 13 Oct 2006←9 Years→31 Mar 2016 | Active | |
| Bilton Grange Road Management Company Limited Director • Accountant | 15 Jun 2006←7 Months→13 Jan 2007 | Active | |
| K.A.S. Partnership Limited Director • Property Developer / Accountant | 23 Mar 1994←23 Years→25 Mar 2017 | Dissolved | |
| K.A.S. Partnership Limited Secretary • Management Consultant | 23 Mar 1994←1 Year 4 Months→31 Jul 1995 | Dissolved | |
