| Anthony Ellyah Bodie | Director | 28 Jun 1993 | 21 May 1997 | British | 86 years |
| Brian Sidney Preston Dowling | Director | 1 Mar 1991 | 21 May 1993 | British | 75 years |
| Bryan Richard Burletson | Director | 1 Mar 1991 | 1 Jul 1991 | British | 84 years |
| Helen Maria Ratsey | Secretary | 1 Mar 2011 | 1 Sept 2014 | British | - |
| Marcus Owen Shepherd | Secretary | 1 Sept 2014 | 5 Jan 2015 | - | - |
| Mark Conrad Lambert | Director | 31 Mar 1994 | 17 Apr 1998 | British | 61 years |
| Martin John Brayshaw | Secretary | 31 Aug 1992 | 30 Apr 1993 | British | - |
| Michael Henry Marx | Director | 24 Jan 1995 | 29 Feb 2016 | British | 78 years |
| Michael John Foundly | Director | 1 Jul 1991 | 6 Nov 1998 | British | 65 years |
| Mowlem Management Limited | Corporate Director | 6 Nov 1998 | 14 Jan 1999 | - | - |
| Mowlem Secretariat Limited | Corporate Director | 6 Nov 1998 | 14 Jan 1999 | - | - |
| Rita Mary Crompton | Secretary | 1 Mar 1991 | 31 Aug 1992 | British | - |
| Robert Thomas Ernest Ware | Director | 21 May 1993 | 28 Jun 1993 | British | 71 years |
| Robert Thomas Ernest Ware | Secretary | 30 Apr 1993 | 15 Nov 1993 | British | - |
| Roger David Clark | Director | 1 Mar 1991 | 31 Mar 1994 | British | 84 years |
| Stephen Alec Lanes | Secretary | 15 Nov 1993 | 19 Jan 2011 | British | - |
| Steven Mark Vaughan | Director | 1 Jul 1991 | 24 Jan 1995 | British | 67 years |
| Trevor James Aver | Director | 1 Mar 1991 | 1 Jul 1991 | British | 79 years |
