| Company | Timeline | Status | |
| The Herculaneum Society Director • Unreported | 27 Nov 2025←1 Month→Current | Active | |
| Society For The Promotion Of Roman Studies(The) Director • Unreported | 7 Jun 2008←2 Years 12 Months→4 Jun 2011 | Active | |
| Society For The Promotion Of Roman Studies(The) Director • Unreported | 9 Jun 2001←2 Years 12 Months→5 Jun 2004 | Active | |
