Previous names
- Houghton PLC (until 18 Nov 2020)
- Houghton Vaughan PLC (until 1 Nov 1999)
- Edgar Vaughan & Company Limited (until 3 May 1991)
Officers
| Name | Role | Appointed | Resigned |
| BERQUIST, Joseph |
Director |
31 Aug 2022 |
|
| LUIJKS, Antonius Johannes Theodorus Marie |
Director |
31 Aug 2022 |
|
| GOSNOLD, Peter Robert |
Secretary |
28 Feb 2020 |
|
| OGDEN, Nicholas Anthony |
Director |
26 Jun 2023 |
31 Jan 2025 |
| GOSNOLD, Peter Robert |
Director |
28 Feb 2020 |
26 Jun 2023 |
| STEEPLES, Adrian |
Director |
8 Oct 2019 |
31 Aug 2022 |
| MAYO, Stephen John |
Director |
14 Nov 2005 |
5 Mar 2020 |
| GOSNOLD, Peter Robert |
Secretary |
13 Feb 2012 |
28 Feb 2020 |
| PERCIVAL, Jonathan Richard |
Director |
18 Mar 2011 |
31 Jan 2020 |
| TAN, Jon |
Director |
15 Mar 2017 |
1 Oct 2019 |
| BOWDITCH, Lee Elvis |
Director |
15 Mar 2017 |
1 Feb 2019 |
| BROTHERTON, Eileen Frances |
Director |
13 Feb 2012 |
13 Apr 2018 |
| LITTLE, Daniel Stephen Paul |
Director |
1 Oct 2009 |
10 Feb 2017 |
| JENKINSON, Catherine Ann, Dr |
Director |
18 Mar 2011 |
31 Jul 2016 |
| TAYLOR, Steven Michael |
Director |
1 Oct 2009 |
30 Oct 2015 |
| SMITH, Barry Laurence |
Director |
18 Mar 2011 |
29 Apr 2015 |
| LAKE, Jonathan Robert |
Secretary |
18 Apr 2011 |
13 Feb 2012 |
| LAKE, Jonathan Robert |
Director |
18 Apr 2011 |
13 Feb 2012 |
| MARKWICK, Hilary |
Director |
1 Oct 2005 |
18 Apr 2011 |
| MARKWICK, Hilary |
Secretary |
1 Oct 2005 |
18 Apr 2011 |
| TURNOCK, Alicia |
Director |
14 Nov 2005 |
31 Oct 2009 |
| BISHOP, Mark Anthony |
Director |
4 Jan 1999 |
1 Oct 2009 |
| MILLER, Paul Trevor Gerald |
Director |
- |
24 Mar 2009 |
| WILLIAMS, Trevor Leslie |
Director |
2 Jan 1977 |
31 Oct 2007 |
| MACDONALD, William Francis |
Director |
- |
5 Oct 2005 |
| BISHOP, Mark Anthony |
Secretary |
31 Jan 2000 |
22 Jul 2003 |
| GALLI, Guido |
Director |
- |
11 May 2003 |
| QUINN, James |
Director |
3 Jan 1995 |
25 Oct 2001 |
| BANKS, Robert James |
Director |
24 Nov 1996 |
10 Jan 2001 |
| HATELEY, Edward Derek |
Director |
- |
31 Dec 2000 |
| KING, Gordon Anthony |
Director |
- |
31 Jan 2000 |
| KING, Gordon Anthony |
Secretary |
- |
31 Jan 2000 |
| THOMAS, Bryan Peter |
Director |
- |
25 Feb 1999 |
| ABBOTT, Kenneth |
Director |
- |
31 Jan 1993 |