| Adrian Clarke Addington | Director | 6 Dec 1991 | 31 Oct 2000 | British | 86 years |
| Andrew Geoffrey Stirling Addison | Director | 1 Jan 2000 | 29 Feb 2004 | British | 63 years |
| Andrew James Duxbury | Director | 1 May 2018 | 9 Apr 2019 | British | 50 years |
| Barry Henry Maynard | Director | 1 Oct 2001 | 3 Jan 2020 | British | 68 years |
| Brendan Mark William Blythe | Director | 31 Oct 2000 | 9 May 2007 | British | 60 years |
| Brendan Mark William Blythe | Director | 3 Jul 2008 | 2 Dec 2014 | British | 60 years |
| Christopher James Harris | Director | 8 Dec 2010 | 12 Sept 2016 | British | 49 years |
| Christopher Paul Bond | Director | 13 Oct 2010 | 27 Mar 2014 | British | 68 years |
| Darron Peter Facey | Director | 1 Jan 2009 | 30 Jun 2010 | British | 58 years |
| David Thomas Connolly | Director | 22 Aug 2000 | 31 Dec 2002 | British | 70 years |
| David Thomas Connolly | Director | 1 Dec 2003 | 9 May 2007 | British | 70 years |
| David Ward Tilman | Director | 14 Apr 2008 | 31 Dec 2009 | British | 72 years |
| Dennis John Carter | Director | 6 Dec 1991 | 1 Oct 2008 | British | 77 years |
| Earl Sibley | Director | 3 Jan 2020 | 31 Dec 2024 | British | 53 years |
| Fraser Paul Hopes | Director | 28 Feb 2005 | 14 Oct 2024 | British | 62 years |
| Galliford Try Secretariat Services Limited | Corporate Secretary | 1 Mar 2012 | 3 Jan 2020 | United Kingdom | - |
| Gary Martin | Director | 10 Apr 2019 | 30 Jun 2025 | British | 54 years |
| Glyn Pepper | Director | 18 Jun 2007 | 1 Dec 2008 | English | 64 years |
| Gregory Paul Fitzgerald | Director | 7 Jul 2003 | 7 May 2007 | British | 61 years |
| Gregson Horace Locke | Director | 1 Jul 2010 | 30 Jun 2015 | British | 69 years |
| Helen Jamieson Jones | Director | 1 Jan 1994 | 30 Nov 1997 | British | 69 years |
| Ian Baker | Director | 9 Dec 2003 | 2 Jan 2013 | British | 55 years |
| Janet Green | Director | 1 Jul 1997 | 26 May 2000 | British | 75 years |
| Janice Vanessa Tilson | Director | 1 Jul 2002 | 29 Feb 2004 | British | 56 years |
| John Considine | Director | 1 Jul 2006 | 9 May 2007 | British | 75 years |
| Keith Bryan Carnegie | Director | 3 Jan 2020 | 31 Dec 2023 | British | 56 years |
| Kenneth John Firman | Director | 6 Dec 1991 | 25 Jun 1996 | British | 94 years |
| Kevin Paul Foley | Director | 9 May 2007 | 1 Oct 2008 | British | 68 years |
| Linda Morgan | Director | 9 Mar 1998 | 31 Dec 1999 | British | 78 years |
| Mark Robert Farnham | Director | 14 Jan 2010 | 1 May 2018 | British | 60 years |
| Martin Richard Ward | Director | 1 Jul 1998 | 25 Feb 2000 | British | 59 years |
| Martin Richard Ward | Secretary | 30 Sept 1996 | 25 Feb 2000 | British | - |
| Martin Trevor Digby Palmer | Secretary | 3 Jan 2020 | 25 Jun 2021 | - | - |
| Michael Anthony Noble | Director | 12 Jun 1995 | 8 Dec 2003 | British | 76 years |
| Michael David Lee | Director | 3 Sept 2007 | 1 Oct 2009 | British | 53 years |
| Michael Dempsey | Director | 12 Mar 2007 | 13 Jun 2008 | British | 63 years |
| Michael Edgar Sismore | Director | 6 Dec 1991 | 30 Apr 1994 | British | 90 years |
| Michael George Willis | Director | 6 Dec 1991 | 30 Sept 1996 | British | 80 years |
| Michael George Willis | Secretary | 6 Dec 1991 | 30 Sept 1996 | British | - |
| Michael John Coker | Director | 2 Dec 2014 | 1 Aug 2018 | British | 53 years |
| Michael Walker | Director | 8 Dec 2010 | 31 Dec 2018 | British | 57 years |
| Paul Anthony Davies | Secretary | 25 Feb 2000 | 15 Sept 2000 | British | - |
| Peter Lucien Bond | Director | 1 Mar 2004 | 22 Feb 2011 | British | 68 years |
| Richard Barraclough | Secretary | 15 Sept 2000 | 29 Feb 2012 | British | - |
| Richard Francis Smirfitt | Director | 3 Apr 2000 | 21 Feb 2005 | British | 61 years |
| Richard Francis Smirfitt | Secretary | 3 Apr 2000 | 21 Feb 2005 | British | - |
| Stephen John Garton | Director | 27 Apr 2011 | 7 Jun 2012 | British | 60 years |
| Timothy David Jones | Director | 4 Jan 2005 | 26 Feb 2007 | British | 59 years |
| Tom Marshall Nicholson | Director | 2 Dec 2014 | 5 Apr 2019 | British | 60 years |
| Trevor Dempsey | Director | 1 Aug 2018 | 2 Dec 2019 | British | 46 years |