| GILLESPIE, Fiona Margaret ACTIVE | Secretary | 31 Jul 2007 | | | | 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| FURLONGER, Marc ACTIVE | Director | 19 Apr 2018 | | England | September 1972 | C/O Smiths Group Plc, 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| GILLESPIE, Fiona Margaret ACTIVE | Director | 21 Apr 2017 | | England | August 1969 | C/O Smiths Group Plc, 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| PENN, David Alfred RESIGNED | Secretary | 19 Aug 1992 | 31 Jul 2007 | | | 2 Salmons Lane, Middleton Cheney, Banbury, Oxon, OX17 2NF |
| WALKER, Denis RESIGNED | Secretary | | 19 Aug 1992 | | | 28 Lionel Street, Burnley, Lancashire, BB12 6DY |
| BURDETT, Neil Robert RESIGNED | Director | 28 Nov 2008 | 05 Apr 2017 | England | June 1955 | 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| EDWARDS, John Ralph RESIGNED | Director | 30 Jun 2000 | 10 May 2002 | United Kingdom | January 1950 | Green Hedges, 25 Saint Johns Street, Crowthorne, Berkshire, RG45 7NJ |
| LEWINTON, Christopher, Sir RESIGNED | Director | 04 Jun 2001 | 19 May 2008 | England | January 1932 | Downs House, Letcombe Bassett, Wantage, Oxfordshire, OX12 9LW |
| LILLYCROP, David Peter RESIGNED | Director | | 30 Jun 2000 | | June 1956 | Canal Cottage, Halton Village, Buckinghamshire, HP22 5NS |
| MCKEOWN, Matthew Robin RESIGNED | Director | 21 Nov 2017 | 19 Apr 2018 | England | January 1980 | C/O Smiths Group Plc, 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| NORRIS, Guy Mervyn RESIGNED | Director | 30 Jun 2000 | 31 Jul 2007 | | May 1946 | The Dower House, Church Road Snitterfield, Stratford Upon Avon, CV37 0LF |
| O'BRIEN, Susan Lynn RESIGNED | Director | 31 Jul 2007 | 31 Jul 2008 | | April 1968 | 180 Longfield Lane, Cheshunt, Waltham Cross, Hertfordshire, EN7 6AQ |
| PENN, David Alfred RESIGNED | Director | 03 May 2001 | 28 Nov 2008 | England | February 1958 | 2 Salmons Lane, Middleton Cheney, Banbury, Oxon, OX17 2NF |
| RALPH, Alexandra RESIGNED | Director | 21 Apr 2017 | 21 Nov 2017 | England | July 1974 | C/O Smiths Group Plc, 4th Floor, 11-12 St James's Square, London, SW1Y 4LB, England |
| SAUNDERS, Denis RESIGNED | Director | | 31 Oct 1997 | | April 1934 | Lime Tree House 3 Tapster Court, Bushwood Lane, Lapworth, Warwickshire, B94 5PJ |
| TEMPLETON, Kenneth Nelson RESIGNED | Director | | 30 Jun 2000 | United Kingdom | May 1939 | Orchard Grange, The Street Brightwell-Cum-Sotwell, Wallingford, Oxfordshire, OX10 0RX |
| WALKER, Denis RESIGNED | Director | 19 Aug 1992 | 09 Jul 1993 | | June 1956 | 28 Lionel Street, Burnley, Lancashire, BB12 6DY |