| Company | Timeline | Status | |
| Independent Publishers Guild Director • Publisher | 2 Sep 2025←1 Month→Current | Active | |
| Bedford Square Publishers Limited Director • Publisher | 11 Mar 2022←3 Years→Current | Active | |
| Jessica Kingsley (Publishers) Limited Director • Chief Executive | 30 Nov 2017←2 Years 11 Months→2 Nov 2020 | Dissolved | |
| N B Limited Director • Book Publisher | 11 Jun 2015←5 Years→2 Nov 2020 | Dissolved | |
| Quercus Publishing Limited Director • Chief Executive | 24 Apr 2014←2 Years 11 Months→30 Mar 2017 | Dissolved | |
| Quercus Books Limited Director • Chief Executive Officer | 24 Apr 2014←1 Year 2 Months→7 Jul 2015 | Dissolved | |
| Quercus Editions Limited Director • Chief Executive | 24 Apr 2014←6 Years→2 Nov 2020 | Active | |
| Chambers Publishing Limited Director • Book Publisher | 2 Aug 2012←8 Years→2 Nov 2020 | Dissolved | |
| Hachette UK Limited Director • Book Publisher | 3 Dec 2009←12 Years→31 Mar 2022 | Active | |
| Hodder & Stoughton Limited Director • Book Publisher | 3 Dec 2009←12 Years→31 Mar 2022 | Active | |
