| KOUNINIS, Efstathios ACTIVE | Director | 11 Feb 2013 | | United States | September 1961 | 3rd Floor, 23 Forbury Road, Reading, Berkshire, RG1 3JH |
| STILLWELL, Kenneth ACTIVE | Director | 01 May 2020 | | United States | September 1970 | 3rd Floor, 23 Forbury Road, Reading, Berkshire, RG1 3JH |
| WELLS, David ACTIVE | Director | 11 Jul 2005 | | England | November 1965 | 3rd Floor, 23 Forbury Road, Reading, Berkshire, RG1 3JH |
| BREIDENSTEIN, Nils RESIGNED | Secretary | 06 Sep 2007 | 30 May 2008 | | | Remenham, 33 The Drive, Wraysbury, Middlesex, TW19 5ES |
| HOYT, Shawn Steven RESIGNED | Secretary | 31 Jan 2005 | 28 Oct 2014 | | | 101, Main Street, Cambridge, Ma 02142-1590, Usa |
| MESROBIAN, Janet Anne RESIGNED | Secretary | 21 Jul 2017 | 01 May 2020 | | | Pegasystems Inc., One Rogers Street, Cambridge, Massachusetts, 02142, United States |
| MORRIS, June RESIGNED | Secretary | 30 Nov 2001 | 31 Jan 2005 | | | 109 Lovejoy Road, Andover, Ma 01810, Usa |
| ROBERTSON, David Ranald Craig RESIGNED | Secretary | 01 Jan 1994 | 30 Nov 2001 | | | 18 Broomhouse Road, London, SW6 3QX |
| CLARKS NOMINEES LIMITED RESIGNED | Secretary | 30 Nov 2001 | 05 Sep 2007 | | | One Forbury Square, The Forbury, Reading, RG1 3EB |
| DYNES, Craig Allan RESIGNED | Director | 20 Dec 2007 | 11 Feb 2013 | United States | March 1955 | 101, Main Street, Cambridge, Ma 02142-1590, Usa |
| HOYT, Shawn Steven RESIGNED | Director | 31 Jan 2005 | 28 Oct 2014 | Usa | March 1969 | 101, Main Street, Cambridge, Ma 02142-1590, Usa |
| KRA, Douglas RESIGNED | Director | 01 Aug 2015 | 31 Dec 2021 | United States | October 1962 | 1, Rogers Street, Cambridge, Ma 02142, United States |
| MESROBIAN, Janet RESIGNED | Director | 15 Jan 2013 | 01 May 2020 | United States | May 1963 | 1, Rogers Street, Cambridge, Ma 02142, Massachusetts, United States |
| PAUMELLE, Charles Arnaud Romain RESIGNED | Director | 07 Dec 1998 | 02 Feb 2000 | | May 1973 | 5 Rue Raymund Losserand, Paris 75014, France, FOREIGN |
| REILLY, James T RESIGNED | Director | 01 Jun 2006 | 20 Dec 2007 | | May 1954 | C/O Pegasystems Inc, 101 Main Street, Cambridge, Ma, 02142, Usa |
| SULLIVAN, Christopher RESIGNED | Director | 11 Jul 2005 | 01 Jun 2006 | | February 1959 | 171 Kara Drive, North Andover, Massachusets, 01845, Usa |
| TREFLER, Alan RESIGNED | Director | 01 Jan 1994 | 28 Oct 2014 | Usa | March 1956 | 101, Main Street, Cambridge, Ma 02142-1590, Usa |
| WARNER, Anne Elizabeth Taub RESIGNED | Director | 28 Oct 2014 | 11 Oct 2016 | United States | August 1954 | 1, Rogers Street, Cambridge, Ma 02142, Usa |