| Company | Timeline | Status | |
| CH Hannah Management Ltd Director • Director | 25 Apr 2025←6 Months→Current | Active | |
| The British Society For Haematology Director • Consultant Hematologist | 3 Apr 2006←3 Years→27 Apr 2009 | Active | |
| BSHT Meetings Limited Director • Consultant Haematologist | 28 Sep 2005←1 Year 3 Months→31 Dec 2006 | Active | |
| BSHT Meetings Limited Secretary • Consultant Haematologist | 28 Sep 2005←1 Year 3 Months→31 Dec 2006 | Active | |
