| HODGKINSON, Elle ACTIVE | Secretary | 02 Mar 2026 | | | | 1-9, 1-9 Booth Drive, Wellingborough, NN8 6GR, United Kingdom |
| JELINEK, Helfried ACTIVE | Director | 01 Oct 2017 | | Austria | May 1973 | 2,, Hauptstrabe, Fohnsdorf, Fohnsdorf, Austria |
| JOY, Matthew Joseph ACTIVE | Director | 01 Jan 2022 | | United States | March 1969 | 840, 840 South Frontage Rd, Woodridge, Illinois, 60517, United States |
| PARR, James Philip ACTIVE | Director | 01 Feb 2023 | | England | July 1975 | The Chapel, Sutherland Road, Longsdon, ST9 9QD, England |
| BERESFORD, Robin Anthony RESIGNED | Secretary | 19 Mar 1999 | 05 Oct 1999 | | | 33 Mount Charles Crescent, Ayr, KA7 4PA |
| FREEMAN, Richard Hickson RESIGNED | Secretary | | 04 Mar 1998 | | | 99 Stanwell Way, Wellingborough, Northamptonshire, NN8 3DL |
| JORDAN, Peter Anthony RESIGNED | Secretary | 05 Oct 1999 | 04 Sep 2007 | | | 5 Ancona Gardens, Shenley Brook End, Milton Keynes, Buckinghamshire, MK5 7FN |
| KELLEY, Peter RESIGNED | Secretary | 17 Jan 2022 | 13 Jan 2026 | | | 1-9, Booth Drive, Park Farm Industrial Estate, Wellingborough, NN8 6GR, England |
| MACKENZIE, Edward Alexander RESIGNED | Secretary | 10 Mar 1998 | 19 Mar 1999 | | | 4 Lodge Gardens, Haddenham, Ely, Cambridgeshire, CB6 3TR |
| PATEMAN, Tamara Anne RESIGNED | Secretary | 04 Sep 2007 | 30 Sep 2020 | | | 1-9, Booth Drive, Park Farm Industrial Estate, Wellingborough, Northamptonshire, NN8 6GR |
| ANDREWS, Stephen Paul RESIGNED | Director | 01 Mar 2000 | 11 Jul 2003 | | December 1966 | The Manor House, High Street, Islip, Kettering, Northamptonshire, NN14 3JS |
| GERSTENSLAGER, Gary RESIGNED | Director | 29 Sep 2006 | 01 Jan 2022 | United States | April 1955 | 5237 Rocky Rill, Canton, Ohio 44705, United States |
| HARMON, James Patrick RESIGNED | Director | 30 Jun 1998 | 28 Feb 2000 | | February 1941 | 9 Kingfisher Close, Northampton, Northamptonshire, NN4 0QT |
| JELINEK, Helfried RESIGNED | Director | 01 Oct 2017 | 01 Jan 2026 | Austria | May 1973 | Gussstahlwerktrasse 21, 8750, Judenburg, Austria |
| JOY, Matthew RESIGNED | Director | 01 Jan 2022 | 01 Jan 2026 | United States | March 1969 | 840, South Frontage Rd, 60517, Woodridge, Illinois, United States |
| KEELER, Michael RESIGNED | Director | 14 Jul 2003 | 30 Sep 2004 | | January 1954 | 1065 Poppy Hills Drive, Blacklick, Ohio 43004, Usa |
| KELLEHER, John RESIGNED | Director | | 31 Dec 2014 | United Kingdom | May 1938 | 36 Hunsbury Close, Northampton, Northamptonshire, NN4 9UE |
| KELLEHER, Warren RESIGNED | Director | 01 Jan 2015 | 01 Oct 2017 | Usa | March 1957 | The Boler Company, 500 Park Boulevard, Suite 1010, Itasca, Illinois, 60143, Usa |
| MARTIN, Richardo Andrew RESIGNED | Director | 01 Jan 2015 | 01 Jan 2026 | Australia | August 1966 | 32-34, Letcon Drive, Dandenong South, Victoria 3175, Australia |
| MCFADDEN, Edward Henry RESIGNED | Director | 30 Jun 1998 | 12 Apr 2001 | | November 1942 | 7965 Woodside Lane Burr Ridge, Illinois 60525-5240, Usa, FOREIGN |
| PAGE, Mark Philip Geoffrey RESIGNED | Director | 27 Aug 2013 | 25 Jan 2023 | England | April 1969 | 1-9, Booth Drive, Park Farm Industrial Estate, Wellingborough, Northamptonshire, NN8 6GR, England |
| PARR, John RESIGNED | Director | 23 Dec 2008 | 11 Apr 2012 | United Kingdom | August 1956 | 10 Pensfield, Benson, Oxfordshire, OX10 6PD |
| PETRIE, William Gordon RESIGNED | Director | | 30 Jun 1998 | | April 1942 | 8664 Wedgwood Drive, Burr Ridge, Illinois, Usa |
| SRCH, James Ladd RESIGNED | Director | | 30 Jun 1998 | | June 1932 | 16 Larkspur Lane, Clarendon Hills, Illinois, 60514, Usa |
| STEPHENSON, Keith Dwayne RESIGNED | Director | 14 Jul 2003 | 30 Sep 2006 | | July 1960 | 12307 Spring Lane Drive, Homer Glen, Illinois, 60491, Usa |
| WARD, Andrew John RESIGNED | Director | 01 Oct 2004 | 31 Dec 2008 | | August 1966 | 3 Langham Cottages, Cottesbrooke, Northampton, Northamptonshire, NN6 8PH |