| Company | Timeline | Status | |
| Jefferson Communications Holdings Limited Director • Director | 8 Aug 2007←16 Years→3 Oct 2023 | Dissolved | |
| Great Britain-China Centre(The) Director • Communications Consultant | 28 Jun 2007←4 Years→1 Oct 2011 | Active | |
| Jefferson Communications Limited Director • Communications Consultant | 2 Jan 2004←19 Years→3 Oct 2023 | Dissolved | |
