- 1st Int’l Meeting on CDG, Leuven, 1999
- EUROGLYCAN mtg, Interlaken, 11-12 May, 2001
- EUROGLYCAN mtg, Sitges (Barcelona), 18-19 April, 2002
- 1st Orphan Focus Course, Catania, 1-2 April, 2003
- 2nd Int’l Meeting on CDG, Catania, 2-5 April, 2003
- EUROGLYCANET mtg, Athens, 28-30 March, 2005
- 2nd Orphan Focus Course, Athens, 30 March-1 April, 2005
- EUROGLYCANET mtg, Porto, 28-29 April, 2006
- 3rd Orphan Focus Course, 16-17 October, 2007
- 3rd Int'l Meeting on CDG, Paris, 18-19 October, 2007
- EUROGLYCANET mtg, Worms, 1-4 October, 2008
- Int'l Meeting on CDG, Leuven, 22-23 April 2010 -- was cancelled due to volcanic activity in Iceland.
- 4th Int'l Meeting on CDG, Leuven (Belgium), 13-14 January 2011