| CHAPMAN, John ACTIVE | Secretary | | | | | 76 Brunswick Quay, London, SE16 7PZ |
| CHAPMAN, John ACTIVE | Director | | | United Kingdom | June 1941 | 76 Brunswick Quay, London, SE16 7PZ |
| KALAITZIDIS, Anestis ACTIVE | Director | 08 Sep 2014 | | United Kingdom | June 1980 | Thamesbourne Lodge, Station Road, Bourne End, Bucks, SL8 5QH, United Kingdom |
| POWER, Mark ACTIVE | Director | 11 Dec 2017 | | United Kingdom | May 1971 | Gem House, Dunhams Lane, Letchworth Garden City, Herts, SG6 1GL |
| SHEARER, Florence Ann ACTIVE | Director | 15 Sep 2009 | | United Kingdom | August 1965 | 99, Redriff Road, Surrey Quays, London, SE16 7PS |
| THICKBROOM, Rebecca ACTIVE | Director | 11 Dec 2017 | | United Kingdom | May 1976 | Gem House, Dunhams Lane, Letchworth Garden City, Herts, SG6 1GL, United Kingdom |
| GEM ESTATE MANAGEMENT (1995) LIMITED RESIGNED | Secretary | 01 Apr 2008 | 02 Jun 2011 | | | Gem House, 1 Dunhams Lane, Letchworth, Herts, SG6 1GL, United Kingdom |
| GEM ESTATE MANAGEMENT LIMITED RESIGNED | Secretary | 02 Jun 2011 | 19 Feb 2019 | | | Gem House, 1 Dunhams Lane, Letchworth Garden City, Herts, SG6 1GL, United Kingdom |
| BHALLA, Uniti RESIGNED | Director | | 07 Aug 2002 | | November 1964 | 78 Brunswick Quay, London, SE16 7PZ |
| BUCKLEY, Henry David RESIGNED | Director | 26 Sep 2001 | 10 Aug 2004 | | June 1971 | 80 Brunswick Quay, Surrey Quays, London, SE16 7PZ |
| LITJENS, Paul Christianos Louis RESIGNED | Director | 29 Oct 1991 | 07 Aug 2002 | | December 1964 | 78 Brunswick Quay, Surrey Docks, London, SE16 1PX |
| LUKIC, Ann Marie, Ms. RESIGNED | Director | 01 Oct 1990 | 17 Jan 2001 | England | January 1955 | 8 Rennie Court, Stamford Street Kings Reach, London, SE1 9LP |
| NAPOLITANO, Vincent RESIGNED | Director | 17 Jul 1996 | 17 Jan 2001 | | January 1947 | 80 Brunswick Quay, London, SE16 1PZ |
| OGUNBIYI, Damilola RESIGNED | Director | 11 Dec 2017 | 29 Mar 2021 | United Kingdom | June 1979 | 82, Brunswick Quay, London, SE16 7PZ, United Kingdom |
| PEEV, Gerri RESIGNED | Director | 27 Sep 2004 | 28 Jan 2008 | | April 1976 | 78 Brunswick Quay, Redriff Road, London, SE16 1PY |
| SPILLANE, Kieran Arthur RESIGNED | Director | | 27 Sep 2000 | | November 1962 | 82 Brunswick Quay, London, SE16 1PZ |
| SPILLANE, Noreen RESIGNED | Director | 30 Mar 1994 | 27 Sep 2000 | | March 1965 | 82 Brunswick Quay, Redriff Road Surrey Quays, London, SE16 1PZ |