| WATTS, Graham Clive ACTIVE | Secretary | 28 Oct 1991 | | | | 26, Store Street, London, WC1E 7BT |
| BARRETT, Timothy John Joseph ACTIVE | Director | 18 Jun 2025 | | United Kingdom | June 1970 | 26, Store Street, London, WC1E 7BT |
| BRANT, Ian Lewis ACTIVE | Director | 29 Feb 2024 | | England | September 1978 | 26, Store Street, London, WC1E 7BT |
| COPELAND, Leslie Darron ACTIVE | Director | 07 Feb 2024 | | England | May 1973 | 26, Store Street, London, WC1E 7BT |
| CORBETT, Kevin Allan ACTIVE | Director | 07 Feb 2024 | | United Kingdom | February 1960 | 26, Store Street, London, WC1E 7BT |
| RAWLINSON, Simon David ACTIVE | Director | 10 Jun 2026 | | England | January 1964 | 80 Fen, Fenchurch Street, London, EC3M 4BY, England |
| STIMPSON, Lorna Jayne ACTIVE | Director | 09 Jun 2021 | | England | June 1971 | 2a St George Wharf, St. George Wharf, London, SW8 2LE, England |
| VENNIX, Dirk Johan ACTIVE | Director | 19 Jun 2024 | | England | March 1962 | 26, Store Street, London, WC1E 7BT |
| WATTS, Graham Clive ACTIVE | Director | 21 Sep 1993 | | England | August 1956 | 7 Coverdale Road, London, N11 3FF |
| SEXTON, Alan Dudley RESIGNED | Secretary | | 28 Oct 1991 | | | 138 Addiscombe Road, Croydon, Surrey, CR0 7LA |
| AHM, Povl Borge RESIGNED | Director | 21 Sep 1993 | 13 Jun 1995 | | September 1926 | 44 West Common Way, Harpenden, Hertfordshire, AL5 2LG |
| BAKER, Graeme John RESIGNED | Director | 17 Jun 1998 | 14 Jun 2000 | | April 1939 | Oakdene 74 Portmore Park Road, Weybridge, Surrey, KT13 8HH |
| BENTLEY, Ann Elizabeth RESIGNED | Director | 30 Nov 2020 | 31 Dec 2022 | England | February 1961 | 26, Store Street, London, WC1E 7BT |
| BERRIMAN, Francesca Anne Howard RESIGNED | Director | 09 Sep 2003 | 08 Jun 2005 | England | May 1964 | 2 Elrington Road, London, E8 3BJ |
| BRANSBY, Peter Leigh, Dr RESIGNED | Director | 14 Jun 2000 | 31 Dec 2002 | | October 1942 | Red Gables Benslow Path, The Avenue, Hitchin, Herts, SG4 9RH |
| BROWN, Christopher Gregory RESIGNED | Director | 13 Jun 2007 | 10 Jun 2010 | United Kingdom | August 1960 | 8 Pretoria Road, Cambridge, CB4 1HE |
| BROYD, Timothy William, Professor RESIGNED | Director | 11 Jun 2015 | 07 Nov 2016 | England | November 1954 | University College London, Gower Street, London, WC1E 6BT, England |
| BURTON, Neil Lawrence RESIGNED | Director | 21 Sep 1993 | 13 Jun 1995 | | May 1954 | Stoneleigh Wapping Lane, Beoley, Redditch, Worcestershire, B98 9ER |
| BURTON, Tony David RESIGNED | Director | 17 Oct 2013 | 22 Jun 2022 | United Kingdom | November 1957 | Construction Industry Council, Store Street, London, WC1E 7BT, England |
| CLARKE, Keith Edward RESIGNED | Director | 13 Jun 2007 | 09 Jun 2011 | England | May 1952 | 14 Thorney Hedge Road, Chiswick, London, W4 5SD |
| CLARKE, Louise RESIGNED | Director | 26 Apr 2017 | 29 Jun 2023 | England | May 1986 | Berkeley House, 19 Portsmouth Road, Cobham, Surrey, KT11 1JG, England |
| CLAYTON, Emma Victoria RESIGNED | Director | 07 Feb 2024 | 13 Sep 2024 | United Kingdom | February 1975 | 26, Store Street, London, WC1E 7BT |
| COULTER, Maria RESIGNED | Director | 22 Feb 2017 | 29 Jun 2023 | England | November 1971 | The Construction Industry Council, 26 Store Street, London, WC1E 7BT, England |
| CROOK, Anthony Derek Howell, Professor RESIGNED | Director | 26 Jun 2017 | 31 Dec 2017 | England | December 1944 | Construction Industry Council, 26 Store Street, London, WC1E 7BT, England |
| DEAN, John RESIGNED | Director | 16 Jun 1999 | 13 Jun 2001 | | June 1931 | 36 Manor Road Extension, Oadby, Leicester, Leicestershire, LE2 4FF |
| DICKSON, Michael George Tufnell RESIGNED | Director | 16 Jun 1999 | 11 Jun 2003 | England | September 1944 | Netherfield Cleveland Walk, Bath, BA2 6JW |
| DIXON, Ian Leonard, Sir RESIGNED | Director | 21 Sep 1993 | 13 Jun 1995 | | November 1938 | Wain Wood Edge Hitchin Road, Preston, Hitchin, Hertfordshire, SG4 7TZ |
| DIXON, Jennifer Anne RESIGNED | Director | 22 Jun 2022 | 18 Jun 2025 | England | June 1962 | 26, Store Street, London, WC1E 7BT |
| EASTWELL, Andrew Stephen RESIGNED | Director | 08 Jun 2005 | 13 Jun 2007 | Gb | April 1952 | 18 Priest Avenue, Wokingham, Berkshire, RG40 2LX |
| EVANS, Julia Mary RESIGNED | Director | 09 Jun 2020 | 18 Jun 2024 | England | January 1957 | 26, Store Street, London, WC1E 7BT |
| EVERALL, Paul Fletcher RESIGNED | Director | 09 Jun 2009 | 12 Jun 2014 | United Kingdom | December 1944 | 59, East Road, Bridport, Dorset, DT6 4AL, United Kingdom |
| FAROOKHI, Imtiaz RESIGNED | Director | 13 Jun 2001 | 11 Jun 2003 | | January 1951 | 38 Knighton Road, Leicester, LE2 3HH |
| FARRER, Noel Ecroyd RESIGNED | Director | 08 Nov 2016 | 09 Jun 2020 | England | December 1963 | 26, Store Street, London, WC1E 7BT |
| FINN, Michael David RESIGNED | Director | 11 Jun 2004 | 08 Jun 2005 | | August 1945 | 35 Looe Gardens, Barkingside, Essex, IG6 2BA |
| GOUGH, Timothy RESIGNED | Director | 12 Jun 2003 | 08 Jun 2005 | United Kingdom | March 1963 | 92 Ambergate Street, London, SE17 3SA |
| HANSFORD, Peter George, Dr RESIGNED | Director | 22 Feb 2017 | 26 Jun 2018 | England | March 1954 | The Construction Industry Council, 26 Store Street, London, WC1E 7BT, England |
| HELLINGS, Jan Eise, Dr RESIGNED | Director | 12 Jun 2003 | 10 Jun 2009 | United Kingdom | May 1946 | Minnesota House, Ashford Hill Road, Headley, Berkshire, RG19 8AB |
| HENDERSON, Stuart David RESIGNED | Director | 12 Jun 2003 | 13 Jun 2007 | United Kingdom | August 1947 | Little Combes Green Hailey, Princes Risborough, Buckinghamshire, HP27 0RP |
| HEYWOOD, Ann, Dr RESIGNED | Director | 09 Jun 2011 | 06 Dec 2012 | Uk | March 1955 | The College Of Estate Management, Whiteknights, Reading, Berkshire, RG6 6AW, United Kingdom |
| HODDER, Stephen Ray RESIGNED | Director | 26 Jun 2018 | 22 Jun 2022 | England | October 1956 | 1, Kelso Place, Manchester, M15 4LE, England |
| HOLDEN, Sheila Margaret RESIGNED | Director | 11 Jun 2015 | 28 Jan 2016 | England | September 1953 | Old Thatch, School Path, Barcombe, Lewes, East Sussex, BN8 5DW, England |
| HOLT, Stuart Eastwood RESIGNED | Director | 13 Jun 1995 | 12 Jun 1997 | | February 1943 | Grayswood Platts Avenue, Endon, Stoke On Trent, Staffordshire, ST9 9EG |
| HORNAGOLD, Stanley Richard RESIGNED | Director | 12 Jun 2012 | 11 Jun 2015 | United Kingdom | August 1951 | Rays Farm, Barns, Roman Road, Ingatestone, Essex, CM4 9EH, United Kingdom |
| LEES, Melvyn Allen, Professor RESIGNED | Director | 10 Jun 2004 | 31 Dec 2008 | United Kingdom | October 1956 | 36 Doeford Close Newlands Village, Culcheth, Warrington, Cheshire, WA3 4DL |
| LENNON, Peter John RESIGNED | Director | 16 Jun 1999 | 13 Jun 2001 | | June 1936 | 81 Woodcote Way, Caversham, Reading, Berkshire, RG4 7HL |
| MARSHALL, Diane Paula RESIGNED | Director | 08 Jun 2005 | 13 Jun 2007 | England | June 1965 | 234 Bromham Road, Biddenham, Bedford, Bedfordshire, MK40 4AA |
| MASTERTON, Gordon Grier Thomson RESIGNED | Director | 09 Jun 2009 | 12 Jun 2013 | Scotland | June 1954 | Corrievreck, Montrose Terrace, Bridge Of Weir, Renfrewshire, PA11 3DN |
| MEAD, Nicholas Robert RESIGNED | Director | 08 Nov 2016 | 09 Jun 2021 | England | June 1960 | 26, Store Street, London, WC1E 7BT |
| MOIR, Alexander Henry Morham RESIGNED | Director | 11 Jun 1997 | 16 Jun 1999 | United Kingdom | August 1938 | Hillcrest, Frith Hill, Great Missenden, Buckinghamshire, HP16 9QE |
| MOSS, Brian Peter RESIGNED | Director | 21 Sep 1993 | 13 Jun 1995 | | April 1936 | 5 Stuart Avenue, Ealing, London, W5 3QJ |
| NICHOLSON, Robin Alaster RESIGNED | Director | 13 Jun 1995 | 13 Jun 2001 | England | July 1944 | 7 Highbury Place, London, N5 1QZ |
| NOLAN, John Ernest RESIGNED | Director | 12 Jun 2014 | 09 Jun 2020 | England | December 1950 | Nolan Associates, 54 Hagley Road, Edgbaston, Birmingham, B16 8PE, England |
| O'BRIEN, Turlogh Patrick RESIGNED | Director | 13 Jun 2001 | 08 Jun 2005 | | May 1942 | 13 Leinster Mews, London, W2 3EY |
| OGUNSHAKIN, Nelson Olawale, Dr RESIGNED | Director | 08 Jun 2005 | 10 Jun 2009 | England | November 1960 | 2 Campion Grove, The Squirrels, Halesowen, West Midlands, B63 1HB |
| OWENS, Graham Wynford, Dr. RESIGNED | Director | 07 Sep 2005 | 31 Dec 2008 | | February 1943 | Apsley House, Thicket Grove, Maidenhead, Berkshire, SL6 4LW |
| PHYTHIAN, David John RESIGNED | Director | 13 Jun 2001 | 11 Jun 2003 | England | June 1944 | 26 Primrose Road, Liverpool, L18 2HE |
| POWELL, Christopher RESIGNED | Director | 13 Jun 2001 | 05 Oct 2002 | | August 1945 | Churston, Llanfair Road, Ruthin, Denbighshire, LL15 1DA |
| PRINGLE, Jack Brown RESIGNED | Director | 09 Jun 2009 | 11 Jun 2015 | United Kingdom | March 1952 | 70, Camberwell Grove, London, SE5 8RF |
| RAYNSFORD, Nick, The Rt Hon RESIGNED | Director | 08 Jun 2005 | 27 Mar 2024 | England | January 1945 | Construction Industry Council, 26 Store Street, London, WC1E 7BT, England |
| REED, Ruth Madeline RESIGNED | Director | 17 Oct 2013 | 07 Nov 2016 | United Kingdom | September 1956 | Construction Industry Council, Store Street, London, WC1E 7BT, England |
| SINCLAIR, Dale RESIGNED | Director | 08 Nov 2016 | 22 Jun 2022 | England | April 1962 | 26, Store Street, London, WC1E 7BT |
| SKIPPERS, Ann Pauline RESIGNED | Director | 09 Jun 2011 | 12 Jun 2014 | United Kingdom | June 1967 | 60, School Lane, Broomfield, Chelmsford, Essex, CM1 7DR, England |
| SOUTHGATE, Anthony Charles RESIGNED | Director | 21 Sep 1993 | 24 Jun 1998 | England | June 1928 | Red Cottage 31 Keats Avenue, Littleover, Derby, Derbyshire, DE23 7EE |
| STALLWOOD, Graham David RESIGNED | Director | 12 Jun 2014 | 23 Jul 2015 | England | February 1977 | 26, Store Street, London, WC1E 7BT |
| SULLIVAN, Justin Adair RESIGNED | Director | 09 Jun 2020 | 07 Feb 2024 | England | November 1969 | 26, Store Street, London, WC1E 7BT |
| TAYLOR, Jessica Eggay Effuah Tekyiwa RESIGNED | Director | 29 Jun 2023 | 10 Jun 2026 | England | October 1962 | 26, Store Street, London, WC1E 7BT |
| TESTER, Michael John RESIGNED | Director | 16 Jun 1999 | 13 Jun 2001 | England | April 1956 | 9 Stag Close, Henfield, West Sussex, BN5 9HG |
| VICKERS, Christopher James RESIGNED | Director | 13 Jun 1995 | 16 Jun 1999 | England | October 1933 | 3 Old Forge Close, Digswell Water, Welwyn, Hertfordshire, AL6 0SR |
| VICKERS, Hannah RESIGNED | Director | 11 Jun 2019 | 12 May 2021 | England | May 1985 | Alliance House, 12 Caxton Street, London, SW1H 0QL, England |
| WATKINS, Jonathan Gordon RESIGNED | Director | 15 Oct 2015 | 09 Jun 2020 | United Kingdom | July 1956 | 26, Store Street, London, WC1E 7BT |
| WESTWOOD, Terence RESIGNED | Director | 11 Jun 1997 | 16 Jun 1999 | England | July 1947 | 11 Belle Vale, Halesowen, West Midlands, B63 3QN |
| WILSON, Robin Lee RESIGNED | Director | 21 Sep 1993 | 12 Jun 1997 | United Kingdom | March 1933 | The Grove House, Little Bognor, Fittleworth, Pulborough, West Sussex, RH20 1JT |
| WOOD, Anthony Peter Howard RESIGNED | Director | 24 Jun 1998 | 11 Jun 2003 | England | May 1943 | Freshfields, Off The Pound Cookham, Maidenhead, Berkshire, SL6 9QD |
| WOOD, Anthony Peter Howard RESIGNED | Director | 13 Jun 1995 | 12 Jun 1997 | England | May 1943 | Freshfields, Off The Pound Cookham, Maidenhead, Berkshire, SL6 9QD |
| WRIGHT, John RESIGNED | Director | 11 Jun 1997 | 16 Jun 1999 | | March 1942 | Park House Stilemans, Munstead, Godalming, Surrey, GU8 4AB |
| WYATT, Martin John, Dr RESIGNED | Director | 13 Jun 2007 | 09 Jun 2011 | England | March 1950 | The Birches, School Lane, Essendon, Hertfordshire, AL9 6HD |
| YANG, Wei, Dr RESIGNED | Director | 22 Jun 2022 | 10 Jun 2026 | England | April 1974 | 26, Store Street, London, WC1E 7BT |
| BOARD OF INCORPORATED ENGINEERS & TECHNICIANS RESIGNED | Director | | 21 Sep 1993 | | | 1 Great George Street, London, SW1P 3AA |
| CHARTERED INSTITURE OF BUILDIN RESIGNED | Director | | 21 Sep 1993 | | | Englemere, Kings Ride, Ascot, Berkshire, SL5 8BJ, England |
| ROYAL INSTITUTION OF CHARTERED SURVEYORS RESIGNED | Director | | 21 Sep 1993 | | | 12 Great George Street, Parliament Square, London, SW1P 3AD |
| THE ARCHITECTS AND SURVEYORS INSTITUTE RESIGNED | Director | | 21 Sep 1993 | | | 41 Queens Gate, London, SW7 5HR |
| THE ASSOCIATION OF CONSULTANT ARCHITECTS RESIGNED | Director | | 21 Sep 1993 | | | Buchanans Wharf, Redcliff Backs, Bristol, BS1 6HT |
| THE ASSOCIATION OF CONSULTING ENGINEERS RESIGNED | Director | | 21 Sep 1993 | | | 12 Caxton Street, London, SW1H 0QL |
| THE BRITISH FLATROOFING COUNCIL RESIGNED | Director | | 21 Sep 1993 | | | 36 Bridlesmith Gate, Nottingham, Nottinghamshire, NG1 2GQ |
| THE BRITISH INSTITUTE OF ARCHITECTURAL TECHNICIANS RESIGNED | Director | | 21 Sep 1993 | | | 397 City Road, London, EC1V 1NE |
| THE CHARTERED INSTITURE OF BUILDING SERVICE ENGINEERS RESIGNED | Director | | 21 Sep 1993 | | | 222 Balham High Road, London, SW12 9BS |
| THE CONSULTANT QUANTITY SURVEYORS ASSOCIATION RESIGNED | Director | | 21 Sep 1993 | | | 5/15 Cromwell Street, London, WC1H 8LS |
| THE INSTITUTE OF BUILDING CONTROL RESIGNED | Director | | 21 Sep 1993 | | | 21 High Street, Ewell, Epsom, Surrey, KT17 1SB |
| THE INSTITUTE OF CLERKS OF WORKS RESIGNED | Director | | 21 Sep 1993 | | | 41 The Mall, London, W5 3TJ |
| THE INSTITUTE OF CONSTRUCTION MANAGEMENT RESIGNED | Director | | 21 Sep 1993 | | | 397 City Road, London, EC1V 1ND |
| THE INSTITUTE OF PLUMBING RESIGNED | Director | | 21 Sep 1993 | | | 64 Station Lane, Hornchurch, Essex, RM12 6NB |
| THE INSTITUTION OF CIVIL ENGINEERING SURVEYORS RESIGNED | Director | | 21 Sep 1993 | | | 26 Market Street, Altrincham, Cheshire, WA14 1PF |
| THE INSTITUTION OF CIVIL ENGINEERS RESIGNED | Director | | 21 Sep 1993 | | | 1 Great George Street, London, SW1P 3AA |
| THE INSTITUTION OF STRUCTURAL ENGINEERS RESIGNED | Director | | 21 Sep 1993 | | | 11 Upper Belgrave Street, London, SW1X 8BH |
| THE LANDSCAPE INSTITUTE RESIGNED | Director | | 21 Sep 1993 | | | 617 Barnard Mews, London, SW11 1QU |
| THE ROYAL INSTITUTE OF BRITISH ARCHITECTS RESIGNED | Director | | 21 Sep 1993 | | | 66 Portland Place, London, W1N 4AD |
| THE ROYAL TOWN PLANNING INSTITUTE RESIGNED | Director | | 21 Sep 1993 | | | 26 Portland Place, London, W1N 4AD |
| THE SOCIETY OF SURVEYING TECHNICIANS RESIGNED | Director | | 21 Sep 1993 | | | Drayton House 30 Gordon Street, London, WC1H 0BH |