| Company | Timeline | Status | |
| Kruger Cowne Ltd Director • Director | 2 Jun 2015←10 Years→Current | Active | |
West Park Pictures Limited Director • Director | 15 May 2007←9 Years→25 Aug 2016 | Dissolved | |
| Bonnier Books UK Limited Director • Company Director | 3 Aug 2005←3 Years→11 Sep 2008 | Active | |
| Virgin Books Limited Director • Company Director | 24 May 2004←1 Year 10 Months→3 Apr 2006 | Active | |
| Sington & Co Limited Director • Businessman | 14 Apr 2004←21 Years→Current | Active | |
| Esubstance Limited Director • Publisher | 8 May 2000←2 Years 10 Months→12 Mar 2003 | Active | |
Nature Publishing Group Limited Director • Publishing Director | 5 Mar 1991←10 Years→28 Sep 2001 | Dissolved | |
