I have actively organized the following international conferences:
NEW! "631. Wilhelm und Else Heraeus-Seminar: Stellar aggregates over mass and spatial scales", 5 - 9 December 2016, at Physikzentrum Bad Honnef, Germany. Role: PI and primary scientific organizer
"The dance of stars: dense stellar systems from infant to old (MODEST 14)", 2 - 6 June 2014, at Physikzentrum Bad Honnef, Germany. Role: PI, SOC chair and local coordinator (*Talk slides available in the link above*)
"Third Aarseth N-body meeting", 11 - 13 December 2013, at Argelander-Institut für Astronomie and Max-Planck-Institut für Radioastronomie, Bonn, Germany. Role: Primary scientific and local organizer
"Second Aarseth N-body meeting", 3 - 5 December 2012, at Argelander-Institut für Astronomie, Bonn, Germany. Role: Primary scientific and local organizer (*Talk slides available in the link above*)
I am also involved in organizing individual colloquia by inviting speakers at the Argelander-Institut für Astronomie and the Max-Planck-Institut für Radioastronomie.