| Company | Timeline | Status | |
| 23 Chepstow Road, London Limited Director • Retired/peer In House Of Lords | 1 Oct 2013←7 Years→15 Aug 2021 | Active | |
| Confidential Reporting System In Surgery Limited Director • Director | 16 Jun 2009←4 Years→1 Oct 2013 | Active | |
| 25 Chepstow Road Management Company Limited Secretary • Unreported | 22 Apr 2005←9 Months→1 Feb 2006 | Active | |
| 25 Chepstow Road Management Company Limited Director • Member House Of Lords | 22 Apr 2005←3 Years→1 Apr 2009 | Active | |
| The Hospital Of St John And St Elizabeth Director • Company Director | 31 Mar 1998←9 Years→6 Feb 2008 | Active | |
| The Bridgeman Art Library International Limited Director • Member Of Parliament | 25 Mar 1997←28 Years→Current | Active | |
| The Bridgeman Art Library International Limited Secretary • Company Director | 25 Mar 1997←12 Years→1 Mar 2010 | Active | |
Asset Management Investment Company Limited Director • Director | 14 Jul 1994←6 Years→31 Jan 2001 | Dissolved | |
Nestor Healthcare Group Limited Director • Company Director | 30 May 1991←3 Years→12 Sep 1994 | Dissolved | |
| Bridgeman Art Library Limited(The) Secretary • Unreported | 1 Mar 1991←17 Years→1 Oct 2008 | Active | |
