- Organizer of the section Differential Equations and Applications, ÖMG-DMV Congress, Innsbruck (2013).
- Organizer of the minisymposium Multiscale, fast slow dynamics and applications, International Conference on Structural Nonlinear Dynamics and Diagnosis, Marrakech (2012).
- Organizer of the minisymposium Differential Equations Models in Cell-Biology, MATHMOD Vienna (2012)
- Organizer of the minisymposium Conservation Laws, EQUADIFF 2011, Loughborough (2011).
- Organizer of the Summer School "Differential Equation Models in Science and Engineering", Weißensee (2009).
- Organizer of the section Ordinary Differential Equations and Dynamical Systems, ÖMG Congress - Annual Meeting DMV, Graz (2009).
- Member of the scientific sommittee, EQUADIFF 12, Brno (2009).
- Main organizer of the EQUADIFF 2007 conference in Vienna.
- Member of the scientific committee of the EQUADIFF 11, Bratislava (2005).
- Organizer of the section "Real and Complex Analysis, Ordinary Differential Equations" at the 8th Meeting of the Austrian Mathematical Society, Bozen (2003).
- Organizer of minisyposia on singular perturbations at EQUADIFF 2003 in Hasselt and EQUADIFF 1999 in Berlin.