| BARRY, Michael John ACTIVE | Secretary | 09 Aug 2013 | | | | 6 Waltham Park, Waltham Road, White Waltham, Maidenhead, Berkshire, SL6 3TN, England |
| ANDREWS, Julie Beth ACTIVE | Director | 30 Jan 2024 | | United States | April 1971 | 3451, Plano Parkway, Lewisville, Texas, 75056, United States |
| BARRY, Michael John ACTIVE | Director | 31 May 2013 | | United Kingdom | April 1971 | 6, Waltham Park, Waltham Road, White Waltham, Maidenhead, Berkshire, SL6 3TN, United Kingdom |
| KOHN, Stacy Leann ACTIVE | Director | 01 May 2016 | | United States | April 1969 | 3451, Plano Parkway, Lewisville, Tx, 75056, United States |
| CLARKE, Peter William RESIGNED | Secretary | 21 Sep 1993 | 17 Nov 2003 | | | 32 Murdoch Road, Wokingham, Berkshire, RG40 2DF |
| HEIN, Thomas Marshall RESIGNED | Secretary | 17 Nov 2003 | 28 Feb 2009 | | | 17316 Connor Quay Court, Cornelius, North Carolina, Nc28031, Usa |
| NICHOLL, Albert RESIGNED | Secretary | 02 Nov 2009 | 31 Mar 2010 | | | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| SENTANCE, Robert RESIGNED | Secretary | 17 Nov 2003 | 01 Nov 2009 | | | Robins Bottom Cottage, Stubbs Hill Iping, Midhurst, West Sussex, GU29 0PJ |
| CO FORM (SECRETARIES) LIMITED RESIGNED | Nominee Secretary | 14 Sep 1993 | 21 Sep 1993 | | | Dominions House North, Queen Street, Cardiff, CF1 4AR |
| ALLDREDGE, Joseph Brent RESIGNED | Director | 05 Jul 2016 | 05 Jul 2019 | United States | August 1974 | 3451, Plano Parkway, Lewisville, Tx, 75056, United States |
| BEE, Daniel John RESIGNED | Director | 20 Oct 2005 | 31 Oct 2006 | | July 1967 | Dorset House, 7 The Ridgeway, Stratford Upon Avon, Warwickshire, CV37 9JL |
| BOSTJANCIC, John James RESIGNED | Director | 16 Mar 2023 | 25 Sep 2023 | United States | January 1971 | 5770, Armada Drive, Carlsbad, California, 92008, United States |
| BUXTON, Emily Victoria RESIGNED | Director | 31 May 2013 | 14 May 2014 | Usa | January 1977 | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| CLARKE, Peter William RESIGNED | Director | 21 Sep 1993 | 17 Nov 2003 | | September 1941 | 32 Murdoch Road, Wokingham, Berkshire, RG40 2DF |
| DE GIORGIO-MILLER, Oliver RESIGNED | Director | 31 Dec 1994 | 15 Dec 1997 | England | September 1950 | St. Ibbs House, London Road, St. Ippolyts, Hitchin, Hertfordshire, SG4 7NL |
| FEDERICO, Charles William RESIGNED | Director | 17 Nov 2003 | 01 Apr 2006 | | June 1948 | 19323 Peninsula, Shores Drive, Nc 28031, Cornelius, 28031, Usa |
| GILLESPIE, Geoffrey Christian RESIGNED | Director | 10 Oct 2023 | 30 Jan 2024 | United States | June 1971 | 3451, Plano Parkway, Lewisville, Texas, 75056, United States |
| GOODMAN, Bruce Henry RESIGNED | Director | 31 Dec 1994 | 13 Oct 2004 | | June 1936 | Garth House Bath Road, Midgham, Berkshire, RG7 5XB |
| GRATION, David Whitnall RESIGNED | Director | 31 Dec 1994 | 31 Jul 1995 | | April 1939 | Maple Corner Maple Lane, Upper Basildon, Reading, Berkshire, RG8 8PF |
| HASTINGS, Mark Alan RESIGNED | Director | 01 Nov 2011 | 31 May 2013 | United Kingdom | February 1970 | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| HEGGESTAD, Mark Allan RESIGNED | Director | 16 Jun 2014 | 26 Sep 2014 | Usa | January 1959 | 3451 Plano Parkway, Lewisville, 75056, Usa |
| HEIN, Thomas Marshall RESIGNED | Director | 17 Nov 2003 | 01 Jan 2009 | | September 1947 | 17316 Connor Quay Court, Cornelius, North Carolina, Nc28031, Usa |
| KOLLS, Raymond Charles RESIGNED | Director | 01 Mar 2006 | 31 Mar 2010 | Usa | February 1963 | 13809 Tributary Court, Davidson, North Carolina Nc 28036, Usa |
| LORD, Malcolm RESIGNED | Director | 01 May 2002 | 13 Oct 2004 | England | July 1955 | The Woolrooms, Coleorton, Leicestershire, LE67 8JN |
| MASON, Bradley Robert RESIGNED | Director | 31 May 2013 | 01 Nov 2019 | United States | July 1953 | 3451, Plano Parkway, Lewisville, Tx 75056, United States |
| MCCOLLUM, Rickey Brian RESIGNED | Director | 02 Nov 2009 | 31 May 2013 | Usa | February 1976 | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| MILINAZZO, Alan William RESIGNED | Director | 01 Mar 2006 | 01 Aug 2011 | Usa | October 1959 | 144 West Newton Street, Boston, Masachusetts, Ma 02118, Usa |
| MOULD, Galvin Harold Thomas RESIGNED | Director | 01 Aug 1995 | 28 Feb 2006 | United Kingdom | June 1945 | Lambourne House, College Way, East Garston, Berkshire, RG17 7EP |
| NICHOLL, Albert RESIGNED | Director | 02 Nov 2009 | 31 Dec 2011 | United Kingdom | August 1961 | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| PANTER, Michael Anthony RESIGNED | Director | 21 Sep 1993 | 31 Jan 1996 | | February 1942 | The Cottage Cold Harbour Lane, Goring Heath, Reading, Berkshire, RG8 7SY |
| RICE, Douglas Clinton RESIGNED | Director | 19 Dec 2014 | 16 Mar 2023 | United States | September 1965 | 3451 Plano Parkway, Lewisville, Tx, 75056, United States |
| ROYALL, Maritza Vazquez RESIGNED | Director | 19 Dec 2014 | 23 Apr 2016 | Usa | May 1979 | Orthofix Inc. 3451, Plano Parkway, Lewisville, Texas, 75056, Usa |
| SCHUMM, Jeff Michael RESIGNED | Director | 01 Apr 2010 | 05 Jul 2016 | Usa | August 1961 | 5 Burney Court, Cordwallis Park, Maidenhead, Berkshire, SL6 7BZ |
| SERBOUSEK, Jon Carl RESIGNED | Director | 01 Nov 2019 | 16 Mar 2023 | United States | October 1960 | 3451, Plano Parkway, Lewisville, Tx 75056, United States |
| VALENTINE, Keith Charles RESIGNED | Director | 16 Mar 2023 | 25 Sep 2023 | United States | September 1967 | 5770, Armada Drive, Carlsbad, California, 92008, United States |
| VATERS, Robert RESIGNED | Director | 01 Aug 2011 | 31 May 2013 | America | April 1960 | 3451, Plano Parkway, Lewisville, Tx 75056, Usa |
| VATERS, Robert RESIGNED | Director | 01 Jan 2009 | 02 Nov 2009 | America | April 1960 | 63 Coniston Road, Short Hills, New Jersey, 07078, Usa |
| WALLNER, Edgar RESIGNED | Director | 26 Oct 1993 | 17 Nov 2003 | England | January 1937 | Somerville, Bray Bray Road, Maidenhead, Berkshire, SL6 1VE |
| CO FORM (NOMINEES) LIMITED RESIGNED | Nominee Director | 14 Sep 1993 | 21 Sep 1993 | | | Dominions House North, Queen Street, Cardiff, CF1 4AR |