| Company | Timeline | Status | |
| CDT Oxford Limited Director • Director | 23 Mar 2005←2 Years 10 Months→31 Jan 2008 | Active | |
| CDT Holdings Limited Director • Director | 29 Sep 2004←3 Years→31 Jan 2008 | Active | |
| CDT Licensing Limited Director • Director | 28 Sep 2004←3 Years→31 Jan 2008 | Active | |
| Cambridge Display Technology Limited Director • Director | 28 Sep 2004←3 Years→31 Jan 2008 | Active | |
