| 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 | 16 Dec 2024 | | England | April 1970 | C/O Donaldson Filtration (Gb) Limited, Humberstone Lane, Thurmaston, Leicester, LE4 8HP, England |
| DAVIES-LLEWELLYN, Tina Lorraine RESIGNED | Secretary | 01 Apr 1994 | 27 Apr 2004 | | | 12 Washbrook Lane, Norton Canes, Cannock, Staffordshire, WS11 3PE |
| EAST, Noel George RESIGNED | Secretary | | 01 Apr 1994 | | | 40 Skinners Lane, Waltham, Grimsby, South Humberside, DN37 0EU |
| CLIFFORD CHANCE SECRETARIES LIMITED RESIGNED | Secretary | 27 Apr 2004 | 18 Nov 2008 | | | 10 Upper Bank Street, London, E14 5JJ |
| AMARASEKARA, Lalith Mohan RESIGNED | Director | 16 Dec 2003 | 30 Jun 2015 | United Kingdom | August 1955 | 35 Cricket Lane, Loughborough, Leicestershire, LE11 3PD |
| EAST, Noel George RESIGNED | Director | | 01 Apr 1994 | | December 1927 | 40 Skinners Lane, Waltham, Grimsby, South Humberside, DN37 0EU |
| FULLER, Graeme RESIGNED | Director | 12 Jan 1996 | 30 Nov 2002 | | July 1959 | 22 Cleveland, Tunbridge Wells, Kent, TN2 3NF |
| JOWETT, David Ian RESIGNED | Director | 18 Nov 2002 | 09 Feb 2022 | United Kingdom | February 1955 | Manor Farm House, Aike, Driffield, North Humberside, YO25 9BG |
| KRONSBEIN, Dirk Gustav RESIGNED | Director | | 18 Nov 2002 | | April 1940 | Briedenhofer Str 45, 5657 Haan, Germany |
| MERTENS, Sarah Liesbeth RESIGNED | Director | 12 Sep 2019 | 12 Oct 2023 | Belgium | December 1974 | Research Park Building 1303, Interleuvenlaan 1, Haasrode, Vlaams-Brabant, 3001, Belgium |
| POGALZ, Bradley John RESIGNED | Director | 09 Oct 2023 | 16 Dec 2024 | Belgium | May 1975 | Research Park Building 1301, Interleuven Laan 1, Leuven 3001, Belgium |
| SIRING, Werner Peter RESIGNED | Director | 30 Jun 2015 | 11 Oct 2019 | Germany | October 1957 | 7, Weitenkamp, Duelmen, 48249, Germany |