- XXVI ICS (2012) Madrid, Spain(168 days)
- 22nd International Symposium on Glycoconjugates (2013)(504 days)
- 17th European Carbohydrate Symposium (2013)(518 days)
Past ICO Secretaries
The current ICO Secretary is Johannis P. Kamerling
| Previous Secretary | Period |
| Roy Whistler | - 1971 |
| W.G.Overend | 1972 - 1975 |
| Jim BeMiller | 1975 - 1979 |
| G.N. Richards | 1979 - 1982 |
| Ken Wilkie | 1983 - 1986 |
| Guy Dutton | 1987 - 1990 |
| Roy Gigg | 1991 - 1994 |
| Berit Smestad Paulsen | 1995 - 2006 |
| Johannis P. Kamerling | current |