| JACKSON, Vanessa ACTIVE | Director | 12 Sep 2024 | | United Kingdom | March 1973 | Manor Mill Lane, Manor Mill Lane, Leeds, LS11 8BR, England |
| LONGMAN, Jamie Bryan ACTIVE | Director | 29 Jul 2024 | | England | August 1973 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| MORRELL, Keith Leslie RESIGNED | Secretary | 19 Nov 2001 | 25 Jan 2002 | | | 28 Knighton Road, Sutton Coldfield, West Midlands, B74 4NX |
| MORRIS, Michael Richard RESIGNED | Secretary | 01 Oct 2003 | 01 Apr 2010 | | | 51 Cranmer Avenue, Hove, BN3 7JP |
| PATTEN, Clive RESIGNED | Secretary | 01 Apr 2010 | 12 Sep 2024 | | | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| WALSH, Lawrence James RESIGNED | Secretary | 14 Jul 1999 | 19 Nov 2001 | | | 10 Normandy Close, Fenchurch Road, Maidenbower, Crawley, West Sussex, RH10 7XP |
| WILLIAMS, Julia RESIGNED | Secretary | 25 Jan 2002 | 30 Sep 2003 | | | 59 Ferndale Road, Ashford, Middlesex, TW15 3PP |
| WILLIAMS, Marcus Howell RESIGNED | Secretary | | 14 Jul 1999 | | | 13 Barton Crescent, East Grinstead, West Sussex, RH19 4NR |
| BARTLETT, Mark RESIGNED | Director | 13 Apr 2004 | 31 Mar 2006 | | December 1964 | Applecroft, Nyton Road Eastergate, Chichester, PO20 3UP |
| BATEMAN, Patrick RESIGNED | Director | 25 Oct 1993 | 19 Mar 1999 | England | March 1952 | Summerfield House, White Tor Road, Starkholmes, Matlock, Derbyshire, DE4 5JF |
| BORNESON, Hans Erik RESIGNED | Director | | 02 Oct 1996 | | April 1941 | Krokslatts Storgata 42, Molndal, S431 4B, Sweden |
| BUNKER, Christopher Philip RESIGNED | Director | 19 May 2006 | 30 Nov 2006 | England | July 1951 | 5 Kiln Way, Potterne Meadow, Verwood, Dorset, BH31 6GE |
| CARLESON, Mikael RESIGNED | Director | 01 Apr 2010 | 16 Sep 2011 | Sweden | May 1962 | No: 1, Roskilevagen, Malmo, 20123, Sweden |
| DOYLE, Aidan Michael RESIGNED | Director | 02 Jan 2002 | 13 Apr 2004 | Ireland | February 1967 | 6 The Close, Temple Manor, Celbridge, County Dublin, Ireland |
| DREJENSTAM, Dan RESIGNED | Director | 23 May 2001 | 31 Dec 2004 | | July 1947 | Rodergatan 5, 42676 Via Frolunda, Sweden |
| ERIKSSON, Lars-Olof Thorbjorn RESIGNED | Director | | 11 Nov 1994 | | August 1952 | Mottviksvagen 9, 42166 Vastra Frolunda, Sweden |
| HARRUP, David RESIGNED | Director | | 02 Jun 1994 | | July 1939 | The Roost 12 West Way, Carshalton Beeches, Carshalton, Surrey, SM5 4EW |
| HUSSAIN, Naveed RESIGNED | Director | 01 Sep 2017 | 01 Aug 2019 | England | December 1978 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| JAMES, Natalie Helen RESIGNED | Director | 29 Jul 2011 | 01 Oct 2018 | United Kingdom | June 1971 | Sulzer Pumps (Uk) Limited, Manor Mill Lane, Leeds, LS11 8BR, England |
| KEMP, Roger RESIGNED | Director | 15 Oct 2001 | 24 Jan 2002 | | December 1945 | Grev Magnigatan 19, Stockholm, 11455, FOREIGN, Sweden |
| LARSSON, Ronny Sigvard RESIGNED | Director | 04 Dec 1992 | 11 Nov 1994 | | May 1949 | Place 7982 Jarnklatt, S-44491 Stenungsund, FOREIGN, Sweden |
| MORRIS, Michael Richard RESIGNED | Director | 27 Jul 2004 | 01 Apr 2010 | England | January 1971 | 51 Cranmer Avenue, Hove, BN3 7JP |
| PATTEN, Clive Hugh RESIGNED | Director | 17 Jul 2006 | 12 Sep 2024 | England | October 1958 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| PENN, Austin William RESIGNED | Director | 01 Apr 2013 | 31 Mar 2022 | England | August 1960 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| RUCKSTUHL, Holger Hans-Jochen RESIGNED | Director | 04 Mar 2019 | 07 Mar 2024 | Switzerland | June 1970 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| SODERBLOM, Sten Arne RESIGNED | Director | 13 Aug 1996 | 24 Oct 2001 | | February 1946 | Nystadsvagen 7a4, Helsinki, Finland |
| STREICHER, Michael Otto RESIGNED | Director | 29 Jul 2011 | 19 Feb 2019 | Switzerland | August 1964 | Sulzer Pumps Ltd, Zurcherstrasse 12, Winterthur, Switzerland, 8401, Switzerland |
| TAYLOR, Jonathan Peter RESIGNED | Director | 11 Apr 2022 | 30 Sep 2022 | England | June 1974 | 5th Floor, Astral Towers Betts Way, Crawley, West Sussex, RH10 9UY |
| WILLIAMS, Marcus Howell RESIGNED | Director | 03 Jan 1995 | 01 Nov 2001 | England | August 1954 | 13 Barton Crescent, East Grinstead, West Sussex, RH19 4NR |