CIOSTA History
| Year | City | Chair | Country |
|---|---|---|---|
| 1950 | Paris (FR) | Jean Piel Desruisseaux |  |
| 1951 | Bad Kreuznach (DE) | Gerhardt Preuschen |  |
| 1952 | Brugg (CH) | Oskar Howald |  |
| 1953 | Oxford (UK) | Roger A. Dudman |  |
| 1954 | Wageningen (NL) | Hoite Postuma |  |
| 1955 | Helsinki (FI) | Martti Sipilä |  |
| 1956 | Paris – Royaumont (FR) | Jean Piel Desruisseaux | |
| 1957 | Bad Kreuznach (DE) | Gerhardt Preuschen | |
| 1958 | Wien (AT) | Franz Scheruga |  |
| 1960 | Lund (SE) | Alrik Oerborn |  |
| 1962 | Seelisberg (CH) | Oskar Howald | |
| 1964 | Lausanne (CH) | Wilson H.M. Morris | |
| 1966 | Brüssel (BE) | André Maton |  |
| 1968 | Helsinki (FI) | Martti Sipilä | |
| 1970 | Warszawa (PL) | Ryszard Manteuffel |  |
| 1972 | Wageningen (NL) | Adriaan Moens | |
| 1974 | Pesaro (IT) | Giuseppe Pellizzi |  |
| 1976 | Gödöllo (HU) | Laszlo Udvari |  |
| 1978 | Ermatingen (CH) | Paul Faesser | |
| 1980 | Nîmes (FR) | André Beauvois | |
| 1982 | Reading (UK) | Richard R. Menneer | |
| 1986 | Stuttgart/Hohenheim (DE) | Theo Bischoff | |
| 1988 | Bled (SLO) | Lois Cetina |  |
| 1990 | Helsinki (FI) | Erkki H. Oksanen | |
| 1993 | Wageningen (NL) | Roelof Kars Oving | |
| 1995 | Lillehammer (NO) | Arne Hilmersen |  |
| 1997 | Kaposvßr (HU) | Gyula Széles | |
| 1999 | Horsens (DE) | Villy Nielsen | |
| 2001 | Krakow (PL) | Tadeusz Juliszewski | |
| 2003 | Torino (IT) | Pietro Piccarolo | |
| 2005 | Stuttgart/Hohenheim (DE) | Siegfried Kleisinger | |
| 2007 | Nitra (SK) | Ladislav Nozdrovicky |  |
| 2009 | Reggio Calabria (IT) | Gennaro Giametta | |
| 2011 | Vienna (AT) | Josef Boxberger | |
| 2013 | Bilund(DK) | Dionysis Bochtis |  |
| 2015 | San Petersburg(RUS) | Vladimir Popov |  |