ISB | Year | Location | Chairmen |
| 1 | 1974 | Orlando, Florida, USA | Mr. Richard S. Dowd Mr. E.J. Bryant |
| 2 | 1976 | Daytona Beach, Florida, USA | Mr. C.M. Cox Mr. E.R. Berus |
| 3 | 1977 | Karlsruhe, Germany | Dr. G.A. Schroeder |
| 4 | 1978 | Monterey, California, USA | Mr. Richard S. Dowd |
| 5 | 1980 | Toulouse, France | Mr. Michel Petre |
| 6 | 1981 | Orlando, Florida, USA | Mr. Joseph Backofen |
| 7 | 1983 | The Hague, The Netherlands | Dr. Hans Pasman |
| 8 | 1984 | Orlando, Florida, USA | Dr. William Reinecke |
| 9 | 1986 | Shrivenham, UK | Dr. Neill Griffiths |
| 10 | 1987 | San Diego, California, USA | Mr. John Post |
| 11 | 1989 | Brussels, Belgium | Prof. Eduard Celens Prof. R. Meysmans |
| 12 | 1990 | San Antonio, Texas, USA | Mr. John (Jack) P. Riegel, III Dr. Michael J. Murphy |
| 13 | 1992 | Stockholm, Sweden | Prof. Bo Janzon Mr. Ralf Holmlin |
| 14 | 1993 | Quebec, Canada | Dr. Michael J. Murphy Dr. Michael N. Clark |
| 15 | 1995 | Jersusalem, Israel | Dr. Meir Mayseless Prof Sol Bodner |
| 16 | 1996 | San Francisco, California, USA | Dr. Ron Brown Dr. Dennis Baum |
| 17 | 1998 | Midrand, South Africa | Dr. Pieter B. Nel Mr. C. van Niekerk |
| 18 | 1999 | San Antonio, Texas, USA | Dr. William Reincke Dr. Charles E. Anderson, Jr. |
| 19 | 2001 | Interlaken, Switzerland | Dr. Iris Rose Mr. Fridolin MArti |
| 20 | 2002 | Orlando, Florida, USA | Dr. Joseph Carleone Mr. Dennis L. Orphal |
| 21 | 2004 | Adelaide, Australia | Dr. Norbert Burman Dr. Jeremy Anderson Mr. George Katselis |
| 22 | 2005 | Vancouver, Canada | Dr. William J. Flis Dr. Brian R. Scott |
| 23 | 2007 | Tarragona, Spain | Prof Francisco Galvez Prof Vicente Sanchez-Galvez Dr. Sidney Chocron |
| 24 | 2008 | New Orleans, Lousiana, USA | Dr. Stephen Bless Dr. James D. Walker |
| 25 | 2010 | Beijing, China | Prof. Zhongyuan Wang Prof. Ziaobing Zhang |
| 26 | 2011 | Miami, Florida, USA | Dr. Ernest L. Baker Dr. Douglas W. Templeton |
| 27 | 2013 | Freiburg, Germany | Prof. Klaus Thoma Dr. Matthias Wickert |
| 28 | 2014 | Atlanta, Georgia, USA | Richard Ames Daniel Boeka |
| 29 | 2016 | Edinburgh, Scotland, UK | Clive Woodley Ian Cullis |
| 30 | 2017 | Long Beach, California, USA | Sidney Chocron James Walker |
| 31 | 2019 | Hyderabad, India | V. K. Saraswat G. Satheesh Reddy |
| 32 | 2022 | Reno, USA | Thelma G. Manning Frederick C. Rickert II |
| 33 | 2023 | Bruges, Belgium | Frederik Coghe |
