Helena Stadtmüller joined Deval in 2017. After completing her studies of geography, social science and natural resource management in Berlin, she worked as external consultant in the field of development cooperation in Costa Rica and Serbia. Amongst others, she was responsible for design and moderation of workshops for GIZ and conducted studies for GIZ, BMZ and Heinrich-Böll-Foundation. In the framework of a GIZ-project, she coordinated the process of implementing a system for ex-post evaluation of trainings in the Serbian European Integration Office and trained the staff in questionnaire design, qualitative data analysis and utilization of results. Most recently she was responsible for project management activities for a GIZ-project in Serbia.