| Company | Timeline | Status | |
| Keats-Shelley Memorial Association (Incorporated) Director • Antiquarian Bookdealer | 25 Jun 2025←4 Months→Current | Active | |
| Focus Counselling (UK) Ltd Director • Antiquarian Bookseller | 30 Aug 2017←8 Years→Current | Active | |
| Focus Counselling (UK) Ltd Director • Antiquarian Bookseller | 30 Aug 2017←7 Years→18 Sep 2024 | Active | |
| Holburne Trading Company Ltd Director • Antiquarian Bookdealer | 7 Jul 2017←8 Years→Current | Active | |
| The Holburne Museum Trust Company Director • Antiquarian Bookdealer | 7 Jul 2017←8 Years→Current | Active | |
| American Museum & Gardens Director • Antiquarian Bookdealer | 1 Jan 2014←11 Years→Current | Active | |
