- Co-chair of the international conference IF&GIS 2015
- Co-chair of the international symposium W2GIS 2015
- Co-chair of the French-speaking conference SAGEO 2014
- Co-chair of the seminar “Constructions and Representation of Well-Being” CRBE2013
- Co-chair of the program and organisation committees of the international conference AGILE 2012
- Co-chair of the organisationcommittee of the international conference WI-IAT 2011
- Member of the organisation committee of the national conference SFC 2009
- Co-chair of the PAWI 2007 international workshop of the WISE 2007 international conference
- Co-chair of the organisation committee of the national conference INFORSID 2005
- Co-chair of the national workshop MetSI 2005 of the INFORSID 2005 conference
- Co-chair of the national workshop MASIW 2005 of the EGC 2005 conference
- Member of the organisation committee of the national conference CASSINI-SIGMA 2004
- Co-chair of the international workshop MAWIS 2003 of the international conference OOIS 2003