| Company | Timeline | Status | |
| Orca Book Services Limited Director • Accountant | 4 Jul 2007←1 Year 3 Months→9 Oct 2008 | In Administration | |
| Orca Book Services Limited Secretary • Accountant | 4 Jul 2007←1 Year 3 Months→9 Oct 2008 | In Administration | |
| The Continuum International Publishing Group Limited Secretary • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| The Continuum International Publishing Group Limited Director • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| Hambledon And London Limited Director • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| Hambledon And London Limited Secretary • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| T & T Clark Limited Secretary • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| T & T Clark Limited Director • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| Sheffield Academic Press Limited Secretary • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
| Sheffield Academic Press Limited Director • Accountant | 4 Jul 2007←4 Years→9 Jul 2011 | Active | |
