| ROLLITS COMPANY SECRETARIES LIMITED ACTIVE | Secretary | 18 Nov 2008 | | | | Citadel House, 58 High Street, Hull, HU1 1QE, England |
| COOK, Christine Kerry ACTIVE | Director | 08 Feb 2022 | | England | July 1975 | C/O Donaldson Filter Components Limited, Oslo Road, Sutton Fields Industrial Estate, Hull, HU7 0YN, England |
| PANCHOLI, Sanjay ACTIVE | Director | 30 Mar 2022 | | England | April 1970 | C/O Donaldson Filtration (Gb) Limited, Humberstone Lane, Thurmaston, Leicester, LE4 8HP, England |
| BRETT, Stephen Kenneth RESIGNED | Secretary | | 06 May 1994 | | | 10 St Andrews Close, Burton On The Wolds, Loughborough, Leicestershire, LE12 5TJ |
| CLIFFORD CHANCE SECRETARIES LIMITED RESIGNED | Secretary | 27 Apr 2004 | 18 Nov 2008 | | | 10 Upper Bank Street, London, E14 5JJ |
| DORSEYLAW SECRETARIES LIMITED RESIGNED | Secretary | 31 Jan 2000 | 27 Apr 2004 | | | 21 Wilson Street, London, EC2M 2TD |
| INVENSYS SECRETARIES LIMITED RESIGNED | Secretary | 06 May 1994 | 31 Jan 2000 | | | Invensys House, Carlisle Place, London, SW1P 1BX |
| AMARASEKARA, Lalith Mohan RESIGNED | Director | 31 Jan 2000 | 30 Jun 2015 | United Kingdom | August 1955 | 35 Cricket Lane, Loughborough, Leicestershire, LE11 3PD |
| BAYS, James Claude RESIGNED | Director | 02 Jul 1999 | 31 Jan 2000 | | July 1949 | 28 Elmstone Road, Fulham, London, SW6 5TN |
| BERKELEY, Roger Lowry Strachan RESIGNED | Director | | 06 Aug 1996 | | September 1945 | 116 Maplewell Road, Woodhouse Eaves, Leicester, Leicestershire, LE12 8RA |
| BREEZE, Stevan William RESIGNED | Director | 01 Aug 1996 | 31 Jul 1998 | | June 1951 | The Hamlet Manor Lane, Gerrards Cross, Buckinghamshire, SL9 7NJ |
| BRETT, Stephen Kenneth RESIGNED | Director | | 31 Aug 1994 | | April 1956 | 10 St Andrews Close, Burton On The Wolds, Loughborough, Leicestershire, LE12 5TJ |
| BROWN, Robert Casson RESIGNED | Director | 16 Aug 1994 | 31 Dec 1997 | | March 1939 | 38 Newlands Avenue, Melton Park, Newcastle Upon Tyne, NE3 5PX |
| DOTTERMANS, Joseph Antoine RESIGNED | Director | 01 Feb 2002 | 31 Dec 2008 | | October 1949 | 153 Egenhovenstraat, Bertem, Belgium 3060, FOREIGN |
| JOWETT, David Ian RESIGNED | Director | 18 Dec 2000 | 09 Feb 2022 | United Kingdom | February 1955 | Manor Farm House, Aike, Driffield, North Humberside, YO25 9BG |
| LONGLEY, Malcolm Robert RESIGNED | Director | | 14 Oct 1994 | | October 1946 | 60 Dencer Drive, Kenilworth, Warwickshire, CV8 2QR |
| MANN, Colin Frederick RESIGNED | Director | 31 Jan 2000 | 31 Dec 2000 | | August 1953 | The Gables, Wolverhampton Road, Penkridge, Stafford, Staffordshire, ST19 5DR |
| MERTENS, Sarah Liesbeth RESIGNED | Director | 15 Mar 2019 | 12 Oct 2023 | Belgium | December 1974 | Research Park Building 1303, Interleuvenlaan 1, Haasrode, Vlaams-Brabant, 3001, Belgium |
| PHILLIPS, Leslie Graham RESIGNED | Director | | 31 Jul 1996 | | October 1941 | 27 Monmouth Drive, Sutton Coldfield, West Midlands, B73 6JQ |
| POGALZ, Bradley John RESIGNED | Director | 09 Oct 2023 | 16 Dec 2024 | Belgium | May 1975 | Research Park Building 1301, Interleuven Laan 1, Leuven 3001, Belgium |
| QUELCH WOOLS, John Terence RESIGNED | Director | 23 Nov 1994 | 25 Jun 2014 | United Kingdom | August 1949 | 9 Manor Gardens, Richmond, Surrey, TW9 1XX |
| SIRING, Werner Peter RESIGNED | Director | 12 May 2014 | 23 Mar 2019 | Germany | October 1957 | 7, Weitenkamp, Duelmen, 48249, Germany |
| STEVENS, David John RESIGNED | Director | 31 Dec 1997 | 14 May 1999 | | March 1950 | 42 Burghley Road, Wimbledon, London, SW19 5HN |
| THOM, James Demmink RESIGNED | Director | 16 Aug 1994 | 31 Jan 2000 | | July 1946 | Tollgate Cottage, Turners Hill Road, Crawley Down, West Sussex, RH10 4HG |
| WHITEHEAD, John Reginald RESIGNED | Director | 01 Dec 1994 | 31 Jan 2000 | United Kingdom | June 1948 | 20 Elizabeth Drive, Oadby, Leicester, Leicestershire, LE2 4RD |