| Andrew Christopher Bolter | Director | 3 Sept 2012 | 4 Apr 2014 | British | 56 years |
| Andrew John Gordon Chater | Director | 1 Mar 1995 | 10 Jun 1996 | Australian/british | 65 years |
| Andrew Stephen Pike | Secretary | N/A | 3 May 1993 | British | - |
| Charles Novotny | Director | 1 Mar 1996 | 30 Jun 1997 | British | 88 years |
| Christopher Gordon Reynolds | Director | 17 Jan 2008 | 18 May 2009 | British | 73 years |
| David Anthony Grady | Director | 18 May 2009 | 11 Jun 2010 | British | 57 years |
| Deborah Grimason | Director | 28 Jun 2013 | 20 Nov 2013 | British | 63 years |
| Euan James Mcalpine | Director | N/A | 1 Mar 1995 | British | 68 years |
| Fiona Puleston Penhallurick | Director | 4 Apr 2014 | 15 Mar 2016 | British | 59 years |
| Geoffrey Frank Drake | Director | N/A | 31 Oct 1993 | British | 82 years |
| Ivan Michael Abbott | Director | N/A | 31 Jan 1994 | British | 93 years |
| James Richard Stirk | Director | 1 Mar 1996 | 3 Feb 2004 | British | 67 years |
| James Richard Stirk | Director | 11 Jun 2010 | 14 Dec 2012 | British | 67 years |
| James Richard Stirk | Secretary | 1 Mar 1996 | 3 Feb 2004 | British | - |
| James Ross Ancell | Director | 1 Mar 1995 | 1 Mar 1996 | British New Zealand | 73 years |
| John Ferguson Bowater | Director | 1 Mar 1996 | 3 Feb 2004 | British | 77 years |
| Karen Margaret Matthews | Secretary | 3 May 1993 | 6 May 1994 | British | - |
| Lafarge Tarmac Directors (uk) Limited | Corporate Director | 28 Jun 2013 | 27 Aug 2015 | United Kingdom | - |
| Mark Greenwood | Director | N/A | 1 Mar 1995 | British | 67 years |
| Michael John Choules | Director | 27 Aug 2015 | 9 Apr 2021 | British | 66 years |
| Paul George Calladine | Secretary | 6 May 1994 | 1 Mar 1995 | British | - |
| Peter Beresford Rothwell | Director | 1 Mar 1996 | 29 Jun 2001 | British | 86 years |
| Richard John Wood | Director | 9 Apr 2021 | 30 Sept 2022 | British | 54 years |
| Robert James Mcalpine | Director | N/A | 17 Apr 1993 | British | 94 years |
| Stefan Edward Bort | Director | 1 Mar 1995 | 1 Mar 1996 | British | 66 years |
| Stefan Edward Bort | Secretary | 21 Feb 1996 | 17 Apr 1996 | British | - |
| Steven Leven | Secretary | 1 Mar 1995 | 21 Feb 1996 | British | - |
| Tarmac Nominees Limited | Corporate Director | 2 Feb 2004 | 29 Jun 2013 | United Kingdom | - |
| Tarmac Nominees Two Limited | Corporate Director | 2 Feb 2004 | 29 Jun 2013 | United Kingdom | - |
| Tarmac Nominees Two Limited | Corporate Secretary | 3 Feb 2004 | 29 Jun 2013 | United Kingdom | - |
| Timothy Stuart Ross | Director | 1 Mar 1995 | 1 Mar 1996 | British | 78 years |
