| Company | Timeline | Status | |
| St Clement's Court Books Ltd Director • Company Director | 21 Oct 2005←1 Month→12 Dec 2005 | Liquidation | |
| Marlborough Rare Books Limited Director • Company Director | 1 Mar 1999←24 Years→31 Jan 2024 | Active | |
| Marlborough Rare Books Limited Secretary • Unreported | 22 Jan 1993←32 Years→31 Jan 2025 | Active | |
