| WEIR, Jennifer Jane Rosemary ACTIVE | Secretary | 15 May 2025 | | | | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| BIELINSKI-BRADBURY, Graham Eric ACTIVE | Director | 24 Sep 2018 | | United Kingdom | September 1960 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| BRICKETT, Gregory Donald ACTIVE | Director | 16 Jul 2024 | | United Kingdom | October 1969 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| BROGAN, Nicholas Kevin ACTIVE | Director | 01 Dec 2021 | | United Kingdom | July 1973 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| ELSEY, James Alan David ACTIVE | Director | 28 Nov 2011 | | England | August 1970 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| HOLMES, Kris Robert ACTIVE | Director | 13 Dec 2018 | | England | December 1977 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| WEIR, Jennifer Jane Rosemary ACTIVE | Director | 25 Mar 2024 | | England | May 1969 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| ELLINOR, Graham Mark RESIGNED | Secretary | 08 Sep 2014 | 08 Mar 2024 | | | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| ELLINOR, Graham Mark RESIGNED | Secretary | 06 Apr 2008 | 20 Aug 2010 | | | 16 Ridgewood Drive, Harpenden, Hertfordshire, AL5 3LE |
| MAYE, Thomas Gerard RESIGNED | Secretary | 20 Jun 2003 | 04 Aug 2007 | | | 3 King Charles Road, Shenley, Radlett, Hertfordshire, WD7 9HZ |
| MOLYNEUX, Ian RESIGNED | Secretary | 03 Aug 2007 | 06 Apr 2008 | | | Greenacres Farmhouse, 3 Greenacres, Northall, Buckinghamshire, LU6 2GA |
| O'REILLY, John Dominic RESIGNED | Secretary | 20 Aug 2010 | 31 Aug 2014 | | | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ, United Kingdom |
| ANNETTS, Stephen Edward RESIGNED | Director | 28 Jun 2013 | 31 Mar 2016 | United Kingdom | August 1961 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ, United Kingdom |
| ARTHUR, Ronald Murray RESIGNED | Director | 03 Jul 2003 | 06 Apr 2008 | | April 1943 | 8 Roberts Wood Drive, Chalfont St Peter, Buckinghamshire, SL9 0NH |
| BALE, Paul Russell RESIGNED | Director | 31 Oct 2015 | 07 Apr 2017 | United Kingdom | January 1965 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ, United Kingdom |
| BAYLISS, Nigel RESIGNED | Director | 19 Jul 2022 | 27 Aug 2025 | United Kingdom | January 1966 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| BRAILSFORD, Michael Ashley, Dr RESIGNED | Director | 01 Jul 2011 | 13 Dec 2018 | United Kingdom | July 1961 | Parker Hannifin Manufacturing Ltd, Durham Road, Birtley, County Durham, DH3 2SF, United Kingdom |
| CLINTON, Ian RESIGNED | Director | 20 Jun 2003 | 31 Jul 2008 | | July 1961 | 4 Paddick Drive, Reading, Berkshire, RG6 4HH |
| ELLINOR, Graham Mark RESIGNED | Director | 06 Apr 2008 | 08 Mar 2024 | England | March 1964 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| FRYER, Stephen Douglas RESIGNED | Director | 08 Jun 2010 | 28 Jun 2013 | Uk | February 1961 | 26, Fulmer Drive, Gerrards Cross, Buckinghamshire, SL9 7HL |
| GRIFFITH, Jonathan David RESIGNED | Director | 18 Dec 2021 | 19 Dec 2023 | United Kingdom | September 1981 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| HURLEY, Brian RESIGNED | Director | 12 Nov 2012 | 31 Dec 2015 | England | January 1966 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ |
| MALHERBE, Gregory RESIGNED | Director | 04 Jan 2017 | 18 Jul 2018 | Sweden | September 1969 | Parker Hannifin Manufacturing Sweden Ab, Almenasvagen 22, Boras, 501 78, Sweden |
| MASON, Christopher Paul RESIGNED | Director | 28 Jun 2013 | 01 Jul 2014 | United Kingdom | January 1971 | Parker Hannafin, Shaw Cross Business Park, Dewsbury, WF12 7RD, United Kingdom |
| MAYE, Thomas Gerard RESIGNED | Director | 20 Jun 2003 | 04 Aug 2007 | England | January 1972 | 3 King Charles Road, Shenley, Radlett, Hertfordshire, WD7 9HZ |
| MEAD, Marcus RESIGNED | Director | 09 Nov 2016 | 15 May 2017 | United Kingdom | May 1970 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ, United Kingdom |
| MOLYNEUX, Ian RESIGNED | Director | 20 Jun 2003 | 30 Nov 2010 | United Kingdom | February 1964 | Greenacres Farmhouse, 3 Greenacres, Northall, Buckinghamshire, LU6 2GA |
| OREILLY, John Dominic RESIGNED | Director | 11 Nov 2010 | 31 Aug 2014 | Uk | July 1974 | Parker House, Maylands Avenue, Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 4SJ |
| PARSONS, Nigel Reginald RESIGNED | Director | 03 Aug 2007 | 28 Jun 2013 | | May 1964 | Acer Lodge, Streatley, Berkshire, RG8 9LA |
| POUCHARD, Laurent RESIGNED | Director | 19 Jul 2022 | 31 Oct 2025 | United Kingdom | July 1974 | 2nd Floor, Suite 2a, Breakspear Park, Breakspear Way, Hemel Hempstead, HP2 4TZ, United Kingdom |
| PRESTON, Harvey RESIGNED | Director | 29 Mar 2017 | 30 Jun 2019 | United Kingdom | October 1965 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ |
| PUGH, Keith John RESIGNED | Director | 13 Apr 2021 | 24 Dec 2021 | United Kingdom | March 1962 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ |
| SPIVEY, Andrew RESIGNED | Director | 04 Jan 2017 | 01 Dec 2021 | United Kingdom | October 1971 | Parker Hannifin Manufacturing Ltd - Ipde, Riverside Road, Pottington Business Park, Barnstaple, Devon, EX31 1NP, United Kingdom |
| TURNBULL, Derek RESIGNED | Director | 01 Jul 2011 | 01 Oct 2016 | United Kingdom | July 1956 | Parker Hannifin Ltd, Dukesway, Team Valley Trading Estate, Gateshead, Tyne & Wear, NE11 0PZ, England |
| VOS, Peter Benjamin RESIGNED | Director | 08 Jun 2010 | 10 Feb 2012 | England | February 1952 | 17, Vicarage Lane, East Preston, Littlehampton, West Sussex, BN16 2SP |
| WILSON, Anthony RESIGNED | Director | 01 Jul 2014 | 31 Oct 2015 | England | May 1963 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ |
| ZANNA, Mark RESIGNED | Director | 18 Jul 2018 | 07 Apr 2021 | United Kingdom | March 1975 | Parker House, 55 Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SJ |