| BRINKMAN, Joseph Robert ACTIVE | Director | 17 May 2023 | | United States | October 1969 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| DURHAM, Mark ACTIVE | Director | 01 Feb 2024 | | Scotland | September 1977 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| BROWN, James RESIGNED | Secretary | 22 Nov 1991 | 27 Nov 1995 | | | 35 Dunglass Avenue, Glasgow, G14 9EJ |
| CROMAR, Ronald James RESIGNED | Secretary | 27 Nov 1995 | 20 Feb 2006 | | | 7 Kinnaird Avenue, Newton Mearns, Glasgow, Lanarkshire, G77 5EL |
| GARDNER, Craig Lawson RESIGNED | Secretary | 20 Feb 2006 | 10 Jan 2007 | | | 27 Spallander Road, Troon, Ayrshire, KA10 7JY |
| MACLEAN, Fiona Margaret RESIGNED | Secretary | 10 Jan 2007 | 20 Jan 2012 | | | 3 Ormonde Avenue, Glasgow, G44 3QU |
| STEVEN, John Scouler RESIGNED | Secretary | | 22 Nov 1991 | | | 133 Barfillan Drive, Glasgow, Lanarkshire, G52 1BE |
| TMF CORPORATE ADMINISTRATION SERVICES LIMITED RESIGNED | Secretary | 01 Aug 2014 | 30 Mar 2017 | | | 5th Floor, 6 St. Andrew Street, London, EC4A 3AE, United Kingdom |
| ALLISON, James Norman RESIGNED | Director | | 08 Jun 1992 | | September 1936 | Dyke House, Rowantreehill Rd, Kilmacolm, Renfrewshire, PA13 4PE |
| ARBON, Ian RESIGNED | Director | | 22 Nov 1991 | | April 1950 | Garrel Mount Bankend Road, Bridge Of Weir, Renfrewshire, PA11 3EU |
| BAIRD, Robin RESIGNED | Director | 11 Aug 1998 | 25 Apr 2001 | | June 1946 | 6101 Carnegie Drive, Jameswille Ny, Onandaga, 13078, Usa |
| BLAIR, Harold Alan RESIGNED | Director | 10 Dec 2002 | 13 Jun 2008 | | June 1948 | 746 Chatsworth Road, Brookside, Chesterfield, Derbyshire, S40 3PN |
| BORIES, Jacques Charles RESIGNED | Director | 19 Dec 2006 | 22 Dec 2006 | | April 1960 | 14 Fulton Place, West Hartford, Connecticut, 06107, Usa |
| BRANDER, Ian Halliday RESIGNED | Director | 15 Apr 2011 | 30 Sep 2019 | United Kingdom | December 1961 | May Bank, Jeffreystock Farm, Lochwinnoch, PA12 4DP, United Kingdom |
| BRANNAN, Charles Scott RESIGNED | Director | 05 Mar 2012 | 01 Sep 2016 | United States | July 1958 | Colfax Corporation, 420 National Business Parkway, 5th Floor, Annapolis Junction, Maryland, 20701, Usa |
| BROWN, James RESIGNED | Director | 22 Dec 2006 | 31 May 2018 | Scotland | February 1960 | 11 Great Western Terrace, Hyndland, Glasgow, G12 0UP |
| BROWN, James RESIGNED | Director | 24 Sep 1993 | 27 Nov 1995 | | February 1960 | 35 Dunglass Avenue, Glasgow, G14 9EJ |
| CAWLEY, Donald RESIGNED | Director | 11 Aug 1998 | 07 Dec 1998 | | September 1952 | 3, Squirrel Hill Road, West Hartford, Connecticut, 06107, Usa |
| CLELAND, Robert John RESIGNED | Director | 11 Oct 1999 | 11 Aug 2011 | | February 1947 | The Mews, 17 Lynedoch Crescent, Glasgow, Lanarkshire, G3 6EQ |
| EVANKO, Jillian Case RESIGNED | Director | 17 May 2023 | 15 Jun 2026 | United States | February 1978 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| FAIRBAIRN, James Bennett RESIGNED | Director | 28 Jul 2009 | 31 Oct 2017 | United Kingdom | October 1968 | Grey Gables, Whitelea Road, Kilmacolm, Scotland, PA13 4HH, Scotland |
| FLEXON, William (Bill) RESIGNED | Director | 28 Mar 2012 | 30 Sep 2019 | United States | April 1963 | 10751, Telegraph Road, Suite 201, Glen Allen, Virginia, 23059, United States |
| HALL, Ian Scott RESIGNED | Director | 11 Aug 2011 | 30 Apr 2013 | United Kingdom | September 1962 | Old Govan Road, Renfrew, Scotland, PA4 8XJ, Scotland |
| IRVINE, Alastair RESIGNED | Director | 01 Apr 2018 | 17 May 2023 | United Kingdom | March 1981 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| KELLEHER, Brian Edward RESIGNED | Director | 19 Dec 2006 | 22 Dec 2006 | | August 1959 | 7 Spring Meadow Lane, Granby, Connecticut, 06035, Usa |
| LEHMAN, Mark Paul RESIGNED | Director | 28 Mar 2012 | 17 May 2023 | United States | February 1967 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| MACLACHLAN, Alan George RESIGNED | Director | 24 Apr 1997 | 11 Aug 1998 | | June 1943 | Park Cottage 1 Church Street, Limekilns, Dunfermline, Fife, KY11 3HT, Scotland |
| MADAMBA, Richard Alan RESIGNED | Director | 29 Apr 2004 | 05 Sep 2005 | | June 1962 | 16 Avalon Lane, Marlborough, Connecticut, 06447, Usa |
| MCCREERY, Ian Murray RESIGNED | Director | 19 Mar 1999 | 22 Dec 2006 | Scotland | May 1954 | The Lofts, Bonar Crscent, Bridge Of Weir, PA11 3EQ |
| MCCREERY, Ian Murray RESIGNED | Director | 22 Nov 1991 | 11 Aug 1998 | Scotland | May 1954 | The Lofts, Bonar Crscent, Bridge Of Weir, PA11 3EQ |
| MELDAL-JOHNSEN, Konrad Walter RESIGNED | Director | | 24 Apr 1997 | England | November 1942 | Firfield House, Firfields, Weybridge, Surrey, KT13 0UD |
| MILLAR, Gordon Neil RESIGNED | Director | 13 Mar 2007 | 22 Oct 2008 | | September 1950 | 16 Whin Road, Ballygally, Larne, County Antrim, BT40 2QJ, Northern Ireland |
| MOELLER, Jacob RESIGNED | Director | 22 Oct 2008 | 23 Feb 2011 | | June 1957 | Cl Ibsensvej 15, Dk 2820 Gentofte, Denmark |
| PENFOLD, Michael Charles Herbert RESIGNED | Director | | 22 Nov 1991 | | October 1939 | 31 Main Road, Fairlie, Largs, Ayrshire, KA29 0DL |
| PRYOR, Daniel Alexis RESIGNED | Director | 05 Mar 2012 | 30 Sep 2019 | United States | March 1968 | Colfax Corporation, 420 National Business Parkway, 5th Floor, Annapolis Junction, Maryland, 20701, United States |
| PUCKETT, Anne Lynne RESIGNED | Director | 05 Mar 2012 | 12 Feb 2019 | United States | February 1962 | Colfax Corporation, 420 National Business Parkway, 5th Floor, Annapolis Junction, Maryland, 20701, United States |
| ROBERTSON, Jennifer RESIGNED | Director | 07 Sep 2023 | 14 Feb 2024 | Scotland | January 1982 | Howden Group Limited, Old Govan Road, Renfrew, PA4 8XJ, Scotland |
| ROTH, David RESIGNED | Director | 25 Apr 2001 | 29 Apr 2004 | | May 1958 | 5613 Muscouy Lane, Mawius, Onandago, New York, 13104, Usa |
| SHIELDS, Robert RESIGNED | Director | 13 Jun 2008 | 21 May 2009 | | May 1948 | 10, Whinhill, Dunfermline, Fife, KY11 4YZ, Scotland |
| SWEET, Larry M RESIGNED | Director | 07 Dec 1998 | 07 Dec 2001 | | January 1948 | 17 Hart Ridge Drive, Burlington, Ct, 06013, Usa |
| WATSON, Ronald Norman Stewart RESIGNED | Director | 22 Nov 1991 | 24 Sep 1993 | | July 1942 | Dalarne, Pier Road, Rhu, Dunbartonshire, G84 8LJ |
| WILLIARD, Jeffrey RESIGNED | Director | 11 Aug 1998 | 19 Mar 1999 | | July 1957 | 8 Cobblestone Road, Unionville, 06085, Usa |
| WILSON, Robert Ross, Dr RESIGNED | Director | 22 Dec 2006 | 13 Mar 2007 | | March 1947 | Riversdale Lochwinnoch Road, Kilmacolm, Renfrewshire, PA13 4DZ |
| WILSON, Robert Gordon RESIGNED | Director | 10 Jul 1998 | 31 Mar 2002 | England | April 1950 | Struan, Faringdon Road Frilford Heath, Abingdon, Oxfordshire, OX13 6QJ |
| ZACAROLI, Thomas RESIGNED | Director | 11 Aug 1998 | 11 Oct 1999 | | August 1936 | P.O.Box 1185, Center Harbour, New Hampshire, 03226, Usa |