| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | CANTON TEA CO. LIMITED | 🇬🇧Regno Unito | Active | 21/02/2026 – 13/04/2022 |
| Officer | NEWCASTLE ACADEMIC PRESS LIMITED | 🇬🇧Regno Unito | Active | 05/01/2026 – present |
| Officer | SEDITION PUBLISHING LTD | — | Dissolved | 21/05/2026 – present |
| Officer | CAMPBELL ACADEMIC LIMITED | 🇬🇧Regno Unito | Dissolved | 19/05/2026 – present |
| Officer | BERG FASHION LIBRARY LIMITED | — | Active | 14/06/2026 – 30/09/2008 |
13/04/2022
resigned
01/01/2018
appointed
02/03/2006
appointed