Editorial board of Lithos, an International Journal of Petrology, Geochemistry and Mineralogy (since 2005)

Member of the Working Group Inclusions in Minerals (WGIM) as a part of the International Mineralogical Association (since 2005)

Member of the Deutsche Mineralogische Gesellschaft (since 2005)

Member of the Koninklijk Nederlands Geologisch en Mijnbouwkundig Genootschap (KNGMG) (since 1978)

Member of the Nederlandse Geologische Vereniging