| Company | Timeline | Status | |
| 170 Cambridge Street Management Company Limited Secretary • Director | 3 Jun 2008←4 Years→27 Nov 2012 | Active | |
| 170 Cambridge Street Management Company Limited Director • Personnel Director | 5 Aug 1998←19 Years→3 Apr 2018 | Active | |
| Amec Construction Limited Director • Company Director | 1 Jun 1998←1 Year 8 Months→21 Feb 2000 | Dissolved | |
