| ALVALLE, Julia Rosina ACTIVE | Secretary | 14 Dec 2022 | | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| BLAIR, Steven ACTIVE | Director | 31 Jan 2026 | | United Kingdom | May 1981 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| ETHERINGTON, Darren ACTIVE | Director | 31 Jan 2026 | | England | May 1975 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| JOHNSTON, Martin James ACTIVE | Director | 17 Sep 2012 | | England | September 1969 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| SCOTT, Phil ACTIVE | Director | 02 Sep 2024 | | England | July 1978 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| DAVIS, Mark Alan RESIGNED | Secretary | 07 Nov 2016 | 31 Dec 2020 | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| GODZICZ, Susan Mary RESIGNED | Secretary | | 01 Feb 2011 | | | Highfield Church Road, Mabe Burnthouse, Penryn, Cornwall, TR10 9HN |
| NICHOLSON, Simon RESIGNED | Secretary | 31 Aug 2015 | 07 Nov 2016 | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| PEARSALL, Steven John RESIGNED | Secretary | 01 Feb 2011 | 31 Aug 2015 | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| POPE, Darren RESIGNED | Secretary | 08 Mar 2022 | 14 Dec 2022 | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| ROSSETTI, Mary RESIGNED | Secretary | 01 Jan 2021 | 08 Mar 2022 | | | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| BALDING, Alan Stuart RESIGNED | Director | | 26 Sep 1996 | | July 1940 | The Springs, Budock Water, Falmouth, Cornwall, TR11 5DT |
| BOYD, Kevin James RESIGNED | Director | 11 May 2016 | 11 Sep 2020 | England | September 1964 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| BUTLER, Edward Peter RESIGNED | Director | 06 Aug 1993 | 31 Dec 2006 | | November 1942 | 5 Regent Terrace, Penzance, Cornwall, TR18 4DW |
| BUTT, Abdul Mudassar RESIGNED | Director | 01 Jan 2022 | 14 Dec 2023 | United States | July 1973 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| CAPON, Amanda-Jane RESIGNED | Director | 01 Jan 2019 | 31 Jul 2022 | England | January 1976 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| COLE, David George RESIGNED | Director | 01 Jan 2007 | 31 Dec 2018 | United Kingdom | January 1954 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| DAVIS, Mark Alan RESIGNED | Director | 31 May 2016 | 31 Dec 2020 | United Kingdom | June 1982 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| ETHERINGTON, Darren Jason RESIGNED | Director | 01 Apr 2010 | 21 Sep 2022 | United Kingdom | May 1975 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| FORTUNE, Timothy Brook RESIGNED | Director | 31 Mar 1995 | 19 May 1998 | | October 1938 | Whistling Down Hay Stockwell Lane, Cleeve Hill, Cheltenham, Gloucestershire, GL52 3PU |
| GADSDEN, Christopher RESIGNED | Director | | 03 Aug 2010 | United Kingdom | August 1945 | Higher Pascoe, St Gluvias, Penryn, Cornwall, TR10 9AB |
| GEGG, Simon John David RESIGNED | Director | 06 Aug 1992 | 31 Mar 1995 | | October 1937 | White Cottgae, Bushley, Tewkesbury, Gloucestershire, GL20 6HS |
| GODZICZ, Susan Mary RESIGNED | Director | | 31 Dec 2019 | England | March 1956 | Xx, Highfield Church Road, Mabe Burnthouse, Penryn, Cornwall, TR10 9HN, United Kingdom |
| GREEN, Andrew John RESIGNED | Director | 01 Jan 2007 | 15 Apr 2019 | United Kingdom | October 1955 | Rosewarren, 74 Dracaena Avenue, Falmouth, Cornwall, TR11 2EN, United Kingdom |
| HARRIS, Simon John RESIGNED | Director | | 06 Aug 1992 | Great Britain | September 1941 | Hazleton Grange, Hazleton, Cheltenham, Gloucestershire, GL54 4EB |
| HOOPER, Brian RESIGNED | Director | 31 Jan 2024 | 31 Jan 2026 | England | August 1969 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| MAGOR, Christopher Andrew RESIGNED | Director | 01 Jul 1997 | 30 Jun 2019 | England | November 1961 | 1, Sunset Drive, Porthleven, Helston, Cornwall, TR13 9AP, United Kingdom |
| MARCHANT, David John RESIGNED | Director | | 11 Jul 1994 | United Kingdom | March 1958 | 3 The Pines, Fulbourn, Cambridge, Cambridgeshire, CB1 5HZ |
| MEREDITH, David John RESIGNED | Director | 19 May 1998 | 10 May 2016 | England | August 1959 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| MINES, Andrew John RESIGNED | Director | 01 Jan 2020 | 02 Sep 2024 | England | April 1971 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| NICHOLSON, Simon RESIGNED | Director | 13 Oct 2014 | 08 Jun 2023 | England | April 1967 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| PALLETT, Rachel RESIGNED | Director | 07 Jan 2013 | 31 Oct 2020 | England | June 1969 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| PATEL, Nimesh Balvir RESIGNED | Director | 11 Sep 2020 | 17 Mar 2023 | United Kingdom | June 1977 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| PEARSALL, Steven John RESIGNED | Director | 01 Apr 2010 | 31 Aug 2015 | United Kingdom | October 1950 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| RAWET, Mark Andrew RESIGNED | Director | 01 Apr 2010 | 31 Dec 2020 | United Kingdom | November 1960 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU, United Kingdom |
| SILVER, Andrew Gordon RESIGNED | Director | 01 Jan 2020 | 02 Sep 2024 | England | March 1968 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |
| VERNON, Mark Edward RESIGNED | Director | 09 Apr 2008 | 15 Jan 2014 | United Kingdom | January 1953 | 75b, The Park, Cheltenham, Gloucestershire, GL50 2RP, United Kingdom |
| WHALEN, James Lawrence RESIGNED | Director | 01 Oct 2002 | 31 Dec 2019 | United States | May 1956 | 25, Morgan Farm Road, Westwood, Massachusetts 02090, MA 01887, United States |
| WOODS, Richard RESIGNED | Director | 27 Sep 1996 | 30 Sep 2002 | | November 1941 | Water Lodge Old Tram Road, Point, Devoran, Cornwall, TR3 6NQ |
| WRIGHT, James Henry RESIGNED | Director | 01 Jan 2019 | 31 Dec 2021 | England | November 1977 | Watson-Marlow Ltd, Bickland Water Road, Tregoniggie, Falmouth, Cornwall, TR11 4RU |