MartinaMelapie (Dr. agr.)
After successfully completing a degree in tropical/subtropical agronomy at the Czech University of Life Sciences in Prague, Czech Republic, Martina went on to graduate studies in international organic agriculture at the University of Kassel, Germany, giving her a broad background in many forms of agriculture. During her doctoral studies, she focused on nutrient use efficiency in urban gardening of West African cities and later joined the Faculty of Organic Agricultural Sciences of the University of Kassel, where she worked as research assistant and project coordinator for 5 years. She then joined a certification body, where she was mainly involved in organic certification of Chinese operations according to different standards and contributed to the coordination of the working group. Since co-founding SRS in 2017, she has been in charge of the Certification Department, and is now Managing Director, as well as Senior Certification Officer, and Head of the Certification Department.
Alexandra zum Felde (Dr. agr.)
After studying environmental biology and organic agriculture at McGill University in Montreal, Canada, Alexandra specialised in biological pest control during her graduate studies at the University of Bonn in Germany. She has a very broad background in tropical and organic agriculture. She later worked as plantain agronomist at IITA in Nigeria, as lecturer and research assistant at the Faculty of Organic Agricultural Sciences, University of Kassel and most recently as a freelance agricultural consultant, editor, reviewer and translator. At SRS she works as Quality Manager, Senior Certification Officer in the Certification Department and Regional Coordinator for Africa.
Regina Ordowski (Dipl.-Ing. agr.)
During her agronomy studies at the University of Hohenheim, Germany, Regina participated in government-supported research that took her to China for the first time. She was then involved in further research projects and inspection jobs in a number of countries, in the global North and South. When she later joined a large certification body, she was one of the first to implement international organic standard certification for Chinese producers. She has since worked as certifier, trainer, standard manager and coordinator for several organic and sustainability standards, before co-founding SRS in 2017, where she functioned as general manager, until 2025.
Karin Hellige
With a wealth of experience administrating and managing the services offered by certification bodies, she gained over 10 years working as administrative officer in General Department. Karin is responsible for all administrative issues, human resources and IT assistance. In 2017, she co-founded SRS and now assists the Managing Directors as well as the Certification and Customer Service Departments.
Eilika Wülfing (Dipl.-Biol.)
Eilika studied microbiology at the University of Göttingen and gained international work experience during two years on a virology research scholarship at the University College Dublin. She then returned to Göttingen to work as a lab technician in a phytopathology working group, before spending two years in Ukraine involved in voluntary community service projects, working with youth and on regional history. Currently, she is strengthening the Certification Department as Senior Certification Officer and Regional Coordinator for China.
Jessica N. Andriamparany (Dr. agr.)
After studying plant biology and ecology at the University of Antananarivo, Madagascar, Jessica pursued her education in Germany and graduated in international organic agriculture at the University of Kassel. During her doctoral studies, she conducted interdisciplinary research on the use and cultivation of crops and wild plants in southern Madagascar. After receiving her doctorate, she worked as a postdoctoral researcher at the universities of Kassel & Göttingen, focusing on organic agriculture and sustainable land use management, then on international project management and crop monitoring technologies, before joining SRS, where she works as Senior Certification Officer in the Certification Department, Regional Coordinator for India and Program Manager for NOP.