| Company | Timeline | Status | |
| The Rowntree Society Director • Unreported | 13 May 2011←14 Years→Current | Active | |
| Antiquarian Booksellers Association (International) Director • Antiquarian Bookseller | 21 Apr 2010←4 Years→23 Apr 2014 | Active | |
| Yorkshire Gardens Trust Director • Bookseller | 24 Sep 1996←9 Years→18 Mar 2006 | Active | |
| H.R.Properties(Newcastle)Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
