| Company | Timeline | Status | |
| Savu Technologies Limited Director • Retired | 3 Jun 2010←6 Years→10 Jan 2017 | Active | |
| Trust Investments Limited Director • Retired | 3 Jun 2010←6 Years→18 Feb 2017 | Active | |
| Rio Tinto Pension Fund Trustees Limited Director • Company Director | 1 Apr 2000←6 Years→30 Nov 2006 | Active | |
| Rsa Insurance Group Limited Director • Company Director | 19 Jul 1996←5 Years→15 May 2002 | Active | |
| Rigps Properties Limited Director • Company Director | 20 Apr 1995←7 Years→15 May 2002 | Liquidation | |
| Royal Insurance Holdings Limited Director • Company Director | 10 Aug 1994←2 Years 9 Months→31 May 1997 | Active | |
| Merchants Trust Plc(The) Director • Company Director | 11 Jul 1994←7 Years→13 May 2002 | Active | |
| Carlton Communications Limited Director • Company Director | 1 Jul 1994←7 Years→28 Feb 2002 | Active | |
Rio Tinto Pension Investments Limited Director • Company Director | 3 May 1994←5 Years→24 Jan 2000 | Dissolved | |
| Burghley House Preservation Trust Limited Director • Stockbroker | 30 Sep 1991←17 Years→1 Jan 2009 | Active | |
