| KEEN, Richard ACTIVE | Secretary | 03 Apr 2023 | | | | 1, Herald Way, Binley Industrial Estate, Coventry, CV3 2ZG, United Kingdom |
| CAMMACK, Nicholas James ACTIVE | Director | 03 Apr 2023 | | United Kingdom | December 1972 | Saint-Gobain House, East Leake, Loughborough, Leicestershire, LE12 6JU, United Kingdom |
| KEEN, Richard ACTIVE | Director | 21 Nov 2024 | | United Kingdom | September 1968 | 1, Herald Way, Binley Industrial Estate, Coventry, CV3 2ZG, United Kingdom |
| FARMER, Martin Ian RESIGNED | Secretary | 20 Jul 2000 | 05 Mar 2010 | | | Bearwood, Glendale Park, Fleet, Hampshire, GU13 8JL |
| THE COMPANY REGISTRATION AGENTS LIMITED RESIGNED | Nominee Secretary | 22 Jun 2000 | 20 Jul 2000 | | | 83, Leonard Street, London, EC2A 4QS |
| BERGSTEDT, Sara Margareta, Ms. RESIGNED | Director | 03 Mar 2017 | 04 May 2018 | United Kingdom | April 1976 | Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ |
| DEE, Gary Jonathan RESIGNED | Director | 27 May 2021 | 11 Oct 2021 | England | April 1964 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| DUNSMOIR, David John RESIGNED | Director | 09 Jul 2014 | 04 May 2018 | England | January 1978 | Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ |
| FAMY, Charlotte RESIGNED | Director | 03 Apr 2023 | 21 Nov 2024 | France | January 1972 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| FARMER, Martin Ian RESIGNED | Director | 20 Jul 2000 | 31 May 2010 | United Kingdom | January 1953 | Bearwood, Glendale Park, Fleet, Hampshire, GU13 8JL |
| KAURA, Ameeka RESIGNED | Director | 16 Jul 2019 | 15 Feb 2021 | United Kingdom | March 1976 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| KELLY, Andrew Julian RESIGNED | Director | 04 May 2018 | 31 May 2021 | United Kingdom | March 1964 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| LAWRENCE, Peter James RESIGNED | Director | 03 Apr 2023 | 21 Nov 2024 | United Kingdom | May 1970 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| NIELSEN, Alexander Holger Emil, Mr. RESIGNED | Director | 04 May 2018 | 31 Jan 2022 | United States | February 1966 | 62, Whittemore Avenue, Canbridge, Ma, 02410, United States |
| PICKLES, David Andrew Michael RESIGNED | Director | 27 May 2021 | 21 Nov 2024 | United Kingdom | February 1989 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| PISACANE, Paul Vincent RESIGNED | Director | 20 Jul 2000 | 08 Apr 2013 | United Kingdom | April 1956 | Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ, United Kingdom |
| TATLA, Upkar Ricky Singh RESIGNED | Director | 10 Feb 2020 | 03 Apr 2023 | United Kingdom | November 1976 | 487/488, Ipswich Road, Slough, Berkshire, SL1 4EP, United Kingdom |
| TATLA, Upkar Ricky Singh RESIGNED | Director | 04 May 2018 | 17 Jul 2019 | United Kingdom | November 1976 | Gcp Applied Technologies (Uk) Limited, 580-581 Ipswich Road, Slough, Berkshire, SL1 4EQ, United Kingdom |
| WALKER, Mark William RESIGNED | Director | 20 Jul 2000 | 04 May 2018 | United Kingdom | June 1962 | Arc House, Terrace Road South, Binfield, Bracknell, Berkshire, RG42 4PZ, United Kingdom |
| WILSON, David Keough RESIGNED | Director | 08 Feb 2022 | 03 Apr 2023 | United States | November 1969 | Gcp Applied Technologies, Inc., 2325 Lakeview Parkway, Suite 450, Alpharetta, Georgia 30009, United States |
| LUCIENE JAMES LIMITED RESIGNED | Nominee Director | 22 Jun 2000 | 20 Jul 2000 | | | 83 Leonard Street, London, EC2A 4QS |