| Albert Francis Tyndall | Secretary | 8 Jun 1994 | 24 Jan 1996 | American | - |
| Charles Anthony Rose | Director | 4 Aug 2000 | 28 Sept 2006 | British | 73 years |
| Chuan Zhang | Director | 13 Nov 1998 | 13 Jan 2000 | Chinese | 64 years |
| Daniel Robert Hird | Director | 31 Dec 2010 | 4 Jan 2013 | British | 62 years |
| David Taylor | Director | 22 May 1991 | 5 May 1994 | British | 69 years |
| Dwight Craig Kuhns | Director | 8 Jun 1994 | 17 May 1996 | American | 76 years |
| Francesca Maria Teresia De Monterey | Secretary | 4 Aug 2000 | 31 Mar 2003 | British | - |
| Frederic Mayer | Director | 12 Jan 1999 | 4 Aug 2000 | American | 68 years |
| James Carmine Antony Vaccaro | Director | 28 Sept 2006 | 9 Jul 2012 | British | 52 years |
| Joan Suzanne Pullen | Secretary | 31 Mar 2003 | 28 Sept 2006 | British | - |
| John Anthony Taylor | Director | 22 May 1991 | 5 May 1994 | British | 67 years |
| John D'ardenne | Secretary | 10 May 1994 | 4 Feb 1997 | British | - |
| John Douglas Kuhns | Director | 8 Jun 1994 | 13 Nov 1998 | American | 76 years |
| Kevin Charles Jenden | Director | 10 May 1994 | 25 Sept 1995 | British | 76 years |
| Margaret Meriel Taylor | Secretary | 22 May 1991 | 5 May 1994 | British | - |
| Marie Angela Heesom | Director | 1 Jan 2005 | 28 Sept 2006 | British | 65 years |
| Matthew Ian Alexander Robinson | Director | 28 Sept 2006 | 18 Apr 2008 | British | 70 years |
| Matthew Ian Alexander Robinson | Secretary | 28 Sept 2006 | 18 Apr 2008 | British | - |
| Michael Harvey Best | Director | 8 Jun 1994 | 17 May 1996 | American | 76 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 22 May 1991 | 22 May 1991 | United Kingdom | - |
| Triodos Corporate Officer Limited | Corporate Director | 6 Jun 2011 | 16 Mar 2016 | United Kingdom | - |
| Triodos Corporate Officer Limited | Corporate Secretary | 6 Jun 2011 | 16 Mar 2016 | United Kingdom | - |
| Triodos Investments Limited | Corporate Secretary | 18 Apr 2008 | 6 Jun 2011 | United Kingdom | - |
| Vitold Jordan | Director | 4 Feb 1997 | 4 Aug 2000 | Canadian | 72 years |
| Vitold Jordan | Secretary | 4 Feb 1997 | 4 Aug 2000 | Canadian | - |
