| GOUGH, Celia Rosalind ACTIVE | Secretary | 20 Nov 2025 | | | | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| BRADLEY, Michael Paul ACTIVE | Director | 28 Nov 2024 | | England | July 1963 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| GOUGH, Celia Rosalind ACTIVE | Director | 14 Jul 2026 | | United Kingdom | January 1975 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| THURSTON, Mark John ACTIVE | Director | 05 Aug 2024 | | United Kingdom | January 1967 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| FIRTH, Patrick RESIGNED | Secretary | 15 Oct 2002 | 03 May 2008 | | | The Cottage, High Street, Ellington Huntingdon, Cambs, PE28 0AB |
| FOX, Jacqueline Elizabeth RESIGNED | Secretary | 12 Jun 2000 | 28 Jun 2002 | | | Little Dormers, 3 Wicken Road, Newport, Essex, CB11 3QD |
| GILLEN, Seamus Joseph RESIGNED | Secretary | 19 Aug 2002 | 15 Oct 2002 | | | 20 Mountway, Potters Bar, Hertfordshire, EN6 1EP |
| GILLEN, Seamus Joseph RESIGNED | Secretary | 09 Oct 2000 | 19 Aug 2002 | | | 20 Mountway, Potters Bar, Hertfordshire, EN6 1EP |
| RUSSELL, Claire Tytherleigh RESIGNED | Secretary | 27 Jul 2005 | 19 Nov 2025 | | | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| TURNER, David Charles RESIGNED | Secretary | 19 Aug 2002 | 19 Aug 2002 | | | 13 Thorndales, St Johns Avenue, Brentwood, Essex, CM14 5DE |
| OFFICE ORGANIZATION & SERVICES LIMITED RESIGNED | Secretary | 02 Mar 2000 | 26 May 2000 | | | Level 1 Exchange House, Primrose Street, London, EC2A 2HS |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Secretary | 29 Feb 2000 | 02 Mar 2000 | | | 26, Church Street, London, NW8 8EP |
| BANERJEA, Projesh RESIGNED | Director | 22 Jun 2018 | 31 May 2021 | United Arab Emirates | November 1986 | Abu Dhabi Investment Authority, 211 Corniche Street, Abu Dhabi, United Arab Emirates |
| BARONESS YOUNG OF OLD SCONE, Barbara RESIGNED | Director | 30 May 2000 | 25 Oct 2000 | | April 1948 | 52 Church Road, Willington, Bedford, MK44 3PU |
| BARRY, John Richard RESIGNED | Director | 22 Mar 2018 | 31 May 2021 | England | January 1968 | Cannon Place, 78 Cannon Street, London, EC4N 6AF, United Kingdom |
| BEVANS, Graeme Francis RESIGNED | Director | 25 Jan 2007 | 28 Jul 2010 | | March 1958 | Suite 3707 5 Mariner Terrace, Toronto, Ontario, M5V 3V6, Canada |
| BILLINGHAM, Stephen Robert, Dr RESIGNED | Director | 01 Apr 2015 | 31 Mar 2020 | United Kingdom | May 1948 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| BOURBONNAIS, Andre RESIGNED | Director | 28 Jul 2010 | 13 Feb 2015 | Canada | March 1962 | Cpp Investment Board, One Queen Street East, Suite 2600, Toronto, Ontario, M5C 2W5, Canada |
| BRYCE, James Alexander RESIGNED | Director | 23 Jul 2015 | 23 Jul 2015 | United Kingdom | June 1974 | C/O Cppib, 40 Portman Square, London, W1H 6LT, United Kingdom |
| BRYCE, James Alexander RESIGNED | Director | 13 Feb 2015 | 31 May 2021 | United Kingdom | June 1974 | C/O Cppib, 40 Portman Square, London, W1H 6LT, United Kingdom |
| BRYCE, James Alexander RESIGNED | Director | 01 Dec 2014 | 04 Jun 2015 | United Kingdom | June 1974 | C/O Cppib, 40 Portman Square, London, W1H 6LT, United Kingdom |
| BUCK, Steven John RESIGNED | Director | 01 Aug 2019 | 22 Nov 2023 | United Kingdom | February 1969 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| CARR LOCKE, Andrew Charles Phillip RESIGNED | Director | 02 Oct 2003 | 24 Jan 2007 | | June 1953 | High Ridge, Pains Hill, Limpsfield, Oxted, Surrey, RH8 0RB |
| CHALLEN, David John RESIGNED | Director | 30 May 2000 | 17 Jan 2002 | United Kingdom | March 1943 | 33 Canada Square, Canary Wharf, London, E14 5LB |
| CHINTAMANENI, Deepu Prasad RESIGNED | Director | 21 Jul 2020 | 31 May 2021 | United Kingdom | December 1979 | C/O Ifm Investors, 2 London Wall Place, London, EC2Y 5AU, United Kingdom |
| COCKBURN, William RESIGNED | Director | 23 Jan 2003 | 22 Jan 2006 | | February 1943 | 9 Avenue Road, Farnborough, Hampshire, GU14 7BW |
| COX, Andrew Julian Frederick RESIGNED | Director | 29 May 2012 | 14 Jun 2016 | United Kingdom | April 1967 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| COX, Jonson RESIGNED | Director | 15 Jan 2004 | 31 Mar 2010 | United Kingdom | October 1956 | Anglian House, Ambury Road, Huntingdon, Cambs, PE29 3NZ, United Kingdom |
| CRONIN, James Brian RESIGNED | Director | 30 May 2000 | 30 Jul 2003 | | October 1937 | Waddon House, Chudleigh, Newton Abbot, Devon, TQ13 0DJ |
| DONNELLY, Anthony RESIGNED | Director | 23 Nov 2023 | 28 Nov 2024 | United Kingdom | October 1964 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| ECKFORD, Alan Tony RESIGNED | Director | 30 May 2000 | 26 Sep 2003 | United Kingdom | August 1948 | 53 Temple Mill Island, Bisham, Marlow, Berkshire, SL7 1SQ |
| FETTER, Daniel Karl RESIGNED | Director | 28 Jul 2010 | 31 Mar 2012 | Canada | September 1976 | 633 Bay Street #2003, Toronto,, Ontario,M5g 2g4, Canada |
| FETTER, Daniel Karl RESIGNED | Director | 24 May 2007 | 28 Jul 2010 | Canada | September 1976 | 633, Bay Street #2003, Toronto,, Ontario,, M5G 2G4, Canada |
| GOURLAY, Robert Martin RESIGNED | Director | 30 May 2000 | 31 Jan 2003 | England | April 1939 | Barns Meadow, Shoppe Hill Dunsfold, Godalming, Surrey, GU8 4LW |
| HEATON, Frances Anne RESIGNED | Director | 17 Jan 2002 | 24 Jan 2007 | | August 1944 | Temple Court, 11 Queen Victoria Street, London, EC4N 4TP |
| HICKSON, Peter Charles Fletcher RESIGNED | Director | 25 Apr 2002 | 27 Feb 2009 | United Kingdom | May 1945 | 12 Crescent Road, Wimbledon, London, SW20 8EX |
| HIRST, John Raymond RESIGNED | Director | 21 Jul 2020 | 24 Jan 2024 | United Kingdom | August 1952 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| HOGG, Cressida Mary RESIGNED | Director | 13 Feb 2015 | 23 May 2018 | England | July 1969 | C/O 3i Plc, 16 Palace Street, London, SW1E 5JD, United Kingdom |
| HOGG, Cressida Mary RESIGNED | Director | 25 Jan 2007 | 31 Mar 2014 | England | July 1969 | C/O 3i, Plc, 16 Palace Street, London, SW1E 5JD, United Kingdom |
| JAMAI, Mamoun RESIGNED | Director | 22 Jun 2018 | 31 May 2021 | United Arab Emirates | May 1981 | Abu Dhabi Investment Authority, 211 Corniche Street, Abu Dhabi, United Arab Emirates |
| JEWSON, Richard Wilson, Sir RESIGNED | Director | 30 May 2000 | 31 Mar 2002 | United Kingdom | August 1944 | Dades Farm, Barnham Broom, Norwich, Norfolk, NR9 4BT |
| KERSCHL, Werner RESIGNED | Director | 13 May 2013 | 20 Jul 2016 | United Kingdom | July 1977 | C/O Industry Funds Management, 60 Gresham Street, London, EC2V 7BB, United Kingdom |
| KOETTERING, Andreas Herman RESIGNED | Director | 31 Mar 2012 | 01 Dec 2014 | England | August 1963 | C/O Canada Pension Plan Investment Board, 40 Portman Square, London, W1H 6LT, United Kingdom |
| KOSKI, Christopher Robert RESIGNED | Director | 25 Jan 2007 | 24 May 2007 | | May 1970 | 174 Woburn Avenue, Toronto, Ontario M5m 1k7, M5M IK7, Canada |
| LATHAM, Daniel Vincent RESIGNED | Director | 07 Feb 2008 | 25 Sep 2008 | | September 1966 | 5 Castello Avenue, London, SW15 6EA |
| LIAU, Andrew Samuel RESIGNED | Director | 24 May 2007 | 12 Dec 2008 | United Kingdom | January 1979 | Flat 3, 41 Carlton Drive, London, SW15 2DG |
| LONGHURST, Scott Robert James RESIGNED | Director | 04 Nov 2004 | 31 Jul 2019 | United Kingdom | June 1967 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| LYONS, Susan Mary RESIGNED | Director | 26 Mar 2003 | 27 Mar 2006 | | September 1952 | 15 The Green, Marlborough, Wiltshire, SN8 1AL |
| MANNIS, Elliott Michael RESIGNED | Director | 26 May 2000 | 30 Jun 2004 | United Kingdom | December 1961 | Hunters Drift, 63, Station Road, Catworth, Huntingdon, PE28 0PE, Uk |
| MCEWAN, Euan RESIGNED | Director | 01 Oct 2002 | 14 Apr 2004 | | October 1955 | 2 Bradshaw Close, The Fairways, Brampton, Cambridgeshire, PE28 4UZ |
| MCKENNA, James Anthony Patrick RESIGNED | Director | 30 May 2000 | 24 Jan 2007 | England | March 1955 | Petersfield, 86 Monkton Farleigh, Bradford-On-Avon, Wiltshire, BA15 2QJ |
| MEHTA, Manoj RESIGNED | Director | 20 Jul 2016 | 20 Jul 2020 | United Kingdom | March 1970 | C/O Ifm, Tower 42, Level 10, 25 Old Broad Street, London, EC2N 1HQ, United Kingdom |
| MEHTA, Manoj RESIGNED | Director | 27 Nov 2007 | 13 May 2013 | United Kingdom | March 1970 | C/O Ifm, Tower 42, Level 10, 25 Old Broad Street, London, EC2N 1HQ, United Kingdom |
| MELLOR, Christopher John RESIGNED | Director | 26 May 2000 | 19 Mar 2003 | United Kingdom | March 1949 | Redoaks, Redoaks Hill, Ashdon, Essex, CB10 2LY |
| MILLS, Niall Patrick RESIGNED | Director | 25 Sep 2008 | 31 May 2021 | United Kingdom | July 1968 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| MOLONEY, Damian Joseph RESIGNED | Director | 25 Jan 2007 | 19 Sep 2007 | | September 1963 | 4 Coolgardie Avenue, Malvern East, 3145, Australia |
| MONTAGUE, Adrian Alastair, Sir RESIGNED | Director | 26 Mar 2009 | 22 Jan 2015 | | February 1948 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| MORRIS, George Eryl RESIGNED | Director | 30 May 2000 | 19 Jul 2002 | United Kingdom | August 1943 | Broad Oak, Devonshire Avenue, Amersham, Buckinghamshire, HP6 5JE |
| MORRISON, Gordon RESIGNED | Director | 22 Dec 2000 | 29 May 2001 | England | March 1951 | Carldane Court Bromley Lane, Much Hadham, Hertfordshire, SG10 6HU |
| NAPIER, Robert Stewart RESIGNED | Director | 23 Jul 2015 | 31 Mar 2021 | United Kingdom | July 1947 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| NAPIER, Robert Stewart RESIGNED | Director | 22 Jan 2015 | 31 Mar 2015 | United Kingdom | July 1947 | C/O The Company Secretary, Anglian House, Ambury Road, Huntingdon, Cambs, PE29 3NZ, United Kingdom |
| NASSUPHIS, Alexandros RESIGNED | Director | 18 Jul 2018 | 31 May 2021 | United Kingdom | October 1969 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| NASSUPHIS, Alexandros RESIGNED | Director | 25 Nov 2015 | 22 Jun 2018 | England | October 1969 | 15, Finsbury Circus, London, EC2M 7EB, England |
| O'REILLY, Christine Elizabeth RESIGNED | Director | 27 Nov 2007 | 05 Sep 2012 | Australia | March 1961 | C/O The Company Secretary, Anglian House, Ambury Road, Huntingdon, Cambs, PE29 3NZ, United Kingdom |
| OGIER, Batiste Thomas Degaris RESIGNED | Director | 26 Jul 2019 | 31 May 2021 | United Kingdom | August 1980 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| OGIER, Batiste Thomas Degaris RESIGNED | Director | 25 Nov 2015 | 18 Jul 2018 | United Kingdom | August 1980 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| OGIER, Batiste Thomas Degaris RESIGNED | Director | 21 Jul 2014 | 25 Nov 2015 | United Kingdom | August 1980 | C/O First State Investments, 30 Cannon Street, London, ECM4 6YQ, United Kingdom |
| POINTER, Roy Alan RESIGNED | Director | 30 May 2000 | 26 Apr 2005 | | July 1945 | Walnut Lodge, Thicket Road, Houghton, Cambridgeshire, PE28 2BQ |
| QUEEN, Michael James RESIGNED | Director | 25 Jan 2007 | 12 Oct 2007 | England | September 1961 | 25 Broad Highway, Cobham, Surrey, KT11 2RR |
| RIGNEY, Damian Christopher RESIGNED | Director | 25 Jan 2007 | 24 May 2007 | | January 1970 | Level 7, 52 Martin Place, Nsw 2000, Sydney, Australia |
| RIVAZ, Rosalind Catherine, Dr RESIGNED | Director | 25 Jan 2024 | 13 Jul 2026 | United Kingdom | October 1955 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| ROGERS, Mark Nicholas RESIGNED | Director | 05 Sep 2012 | 25 Nov 2015 | Australia | January 1974 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| SEYMOUR, Christian RESIGNED | Director | 25 Jan 2007 | 20 Jul 2016 | United Kingdom | July 1964 | C/O Ifm, Tower 42, Level 10, Old Broad Street, London, EC2N 1HQ, United Kingdom |
| SIMPSON, Peter John RESIGNED | Director | 30 Jan 2010 | 04 Aug 2024 | England | January 1967 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6XU, United Kingdom |
| STONE, Timothy John RESIGNED | Director | 01 Oct 2011 | 04 Jun 2015 | United Kingdom | May 1951 | Lancaster House, Lancaster Way, Ermine Business Park, Huntingdon, Cambridgeshire, PE29 6YJ, United Kingdom |
| SYMONDS, Duncan John RESIGNED | Director | 21 Jul 2020 | 31 May 2021 | United Kingdom | September 1973 | C/O Ifm Investors, 60 Gresham Street, London, EC2V 7BB, United Kingdom |
| SYMONDS, Duncan John RESIGNED | Director | 20 Jul 2016 | 20 Jul 2020 | United Kingdom | September 1973 | C/O Ifm Investors, 60 Gresham Street, London, EC2V 7BB, United Kingdom |
| TAYLOR, Duncan Robert RESIGNED | Director | 25 Jan 2007 | 17 Sep 2007 | | August 1968 | 2 Brook Gardens, Kingston Upon Thames, Surrey, KT2 7ET |
| VINEBURG, Stephen John RESIGNED | Director | 25 Jan 2007 | 24 Jan 2008 | | November 1956 | 2 Walker Avenue, Edgeccliff, Nsw 2027, Australia |
| WHITE, Philip Joseph RESIGNED | Director | 01 Apr 2014 | 21 Feb 2018 | United Kingdom | October 1962 | C/O 3i Plc, 16 Palace Street, London, SW15 5JD, United Kingdom |
| WHITE, Philip Joseph RESIGNED | Director | 27 Nov 2007 | 29 May 2012 | United Kingdom | October 1962 | C/O 3i, Plc, 16 Palace Street, London, SW15 5JD, United Kingdom |
| WITCOMB, Roger Mark RESIGNED | Director | 27 Apr 2006 | 01 Jan 2011 | England | May 1947 | C/O The Company Secretary, Anglian House, Ambury Road, Huntingdon, Cambs, PE29 3NZ, United Kingdom |
| INSTANT COMPANIES LIMITED RESIGNED | Nominee Director | 29 Feb 2000 | 02 Mar 2000 | | | 1, Mitchell Lane, Bristol, Avon, BS1 6BU |
| PEREGRINE SECRETARIAL SERVICES LIMITED RESIGNED | Director | 02 Mar 2000 | 26 May 2000 | | | Level 1 Exchange House, Primrose Street, London, EC2A 2HS |
| PRECIS COMPANY SERVICES LIMITED RESIGNED | Director | 02 Mar 2000 | 26 May 2000 | | | Exchange House, 10 Exchange Square, Primrose Street, London, EC1A 2HS |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Director | 29 Feb 2000 | 02 Mar 2000 | | | 26, Church Street, London, NW8 8EP |