| TANCRED, Nicola Anne ACTIVE | Secretary | 28 Dec 2018 | | | | Private Road 1, Colwick, Nottingham, NG4 2AN |
| BENTLEY, Laurie James ACTIVE | Director | 18 Nov 2020 | | England | December 1982 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| BOULTON, Bernadette Claire ACTIVE | Director | 11 Jan 2023 | | England | January 1962 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| LOGAN, Christopher Michael ACTIVE | Director | 24 Jun 2026 | | United States | May 1981 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| THOMPSON, Ian Lester ACTIVE | Director | 13 Sep 2019 | | England | February 1968 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| TURNER, Mark Andrew ACTIVE | Director | 03 Oct 2023 | | United Kingdom | June 1981 | Unit 2 Modus, Harlow Innovation Park, Maypole Boulevard, Harlow, Essex, CM17 9TX, United Kingdom |
| FRAWLEY, Linda Margaret RESIGNED | Secretary | 04 Sep 2015 | 14 Dec 2018 | | | 106, Hawley Lane, Farnborough, GU14 8JE, England |
| HAUSER, Hannes RESIGNED | Secretary | 01 Feb 2002 | 31 Mar 2003 | | | Flat 2 1 Tattershall Drive, Nottingham, Nottinghamshire, NG7 1BX |
| HOUSLEY, Jonathan George RESIGNED | Secretary | 01 Apr 2003 | 17 Feb 2006 | | | West End Farm, West End, Brassington, Derbyshire, DE4 4HL |
| JACKSON, Simon RESIGNED | Secretary | | 31 Jan 2002 | | | 115 Wirksworth Road, Duffield, Belper, Derbyshire, DE56 4GY |
| RHODES, Claire Jane RESIGNED | Secretary | 17 Feb 2006 | 02 May 2006 | | | NG2 |
| SOWTER, Melanie Linda RESIGNED | Secretary | 02 May 2006 | 31 Mar 2015 | | | Canal View, Waterside, Willington, Derby, DE65 6ET, Great Britain |
| ANDERSON, Robert Lester RESIGNED | Director | 01 Nov 1996 | 30 Sep 2005 | | February 1946 | Devonside Rectory Lane, Bottesford, Nottingham, Nottinghamshire, NG13 0DA |
| BIGAM, Gordon Ian RESIGNED | Director | 01 Nov 1996 | 30 Jun 2004 | | August 1951 | Grooms Cottage, Folville Street, Ashsby Folville, Leicestershire, LE14 2TE |
| BJORN, Per Olof RESIGNED | Director | 12 May 2006 | 01 Jun 2009 | | February 1948 | Ragvaldsberg 64, S-79196 Falun, Sweden |
| CALLADINE, David Graham RESIGNED | Director | | 31 Dec 1998 | | June 1939 | Burrows End, 1 Burrows Hall Farm Burrows Lane, Brailsford, Derbyshire, DE6 3BU |
| CARLSSON, Leif Erik RESIGNED | Director | | 23 May 2000 | | August 1942 | Grindavagen 26, Saltsjo-Boo S-132 00, FOREIGN, Sweden |
| GREENHALGH, Martin Roy RESIGNED | Director | 13 Mar 2015 | 06 Mar 2020 | England | July 1966 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| GRUND, Robert RESIGNED | Director | 14 Oct 2013 | 11 Sep 2015 | England | June 1966 | Private Road 1, Colwick, Nottingham, NG4 2AN, England |
| HALLBERG, Anders RESIGNED | Director | 01 Jan 1999 | 30 Apr 2003 | | June 1950 | Snackstigen 6, Se-141 39 Huddinge, Sweden, FOREIGN |
| HAUSER, Hannes RESIGNED | Director | 01 Feb 2002 | 31 Mar 2003 | | October 1953 | Flat 2 1 Tattershall Drive, Nottingham, Nottinghamshire, NG7 1BX |
| HOUSLEY, Jonathan George RESIGNED | Director | 01 Apr 2003 | 17 Feb 2006 | United Kingdom | March 1969 | West End Farm, West End, Brassington, Derbyshire, DE4 4HL |
| HOWLETT, Jason Edward RESIGNED | Director | 21 Feb 2019 | 10 Sep 2019 | England | July 1971 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| JACKSON, Simon RESIGNED | Director | | 31 Jan 2002 | United Kingdom | May 1942 | 115 Wirksworth Road, Duffield, Belper, Derbyshire, DE56 4GY |
| LEWINGTON, Peter John RESIGNED | Director | 17 Feb 2006 | 04 Sep 2014 | United Kingdom | February 1960 | Private Road No 1, Colwick Industrial Estate, Colwick, Nottingham, Nottinghamshire, NG4 2AN, United Kingdom |
| LEWIS, Duncan James RESIGNED | Director | 01 Jul 2013 | 28 Sep 2018 | England | November 1964 | Private Road 1, Colwick, Nottingham, NG4 2AN, England |
| LOGAN, Christopher Michael RESIGNED | Director | 12 Oct 2021 | 10 Jan 2024 | United States | May 1981 | Xylem Inc, 1 International Drive, Rye Brook, New York 10573, United States |
| OLSSON, Nils Arne Osvald RESIGNED | Director | | 01 Jul 1996 | | June 1935 | Roslinvagen 60, 166 55 Bromma, Stockholm, FOREIGN, Sweden |
| PAY, Karen Linda RESIGNED | Director | 04 Sep 2014 | 20 Nov 2015 | England | November 1968 | Xylem Water Solutions Ltd, Private Road 1, Colwick Industrial Estate, Nottingham, NG4 2AN, England |
| RHODES, Claire Jane RESIGNED | Director | 19 Jan 2018 | 28 Jan 2021 | England | April 1972 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| ROUSSELOT, Stephane RESIGNED | Director | 01 Dec 2015 | 31 Dec 2017 | England | May 1972 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| SOWTER, Melanie Linda RESIGNED | Director | 02 May 2006 | 31 Mar 2015 | England | May 1973 | Canal View, Waterside, Willington, Derby, DE65 6ET, Great Britain |
| TODD-WILSON, Jennifer Louise RESIGNED | Director | 18 Feb 2020 | 31 Dec 2022 | England | July 1979 | Private Road 1, Colwick, Nottingham, NG4 2AN |
| TUTTY, Philip RESIGNED | Director | 06 Sep 2004 | 01 Apr 2007 | | May 1955 | 29 Shaftesbury Avenue, Lincoln, Lincolnshire, LN6 0QN |
| WILLIAMSON, John Patrick RESIGNED | Director | 01 Jun 2009 | 20 May 2011 | Usa | March 1961 | 51, E. Division, Chicago, IL 60610, U.S.A. |