Sonja Frommenwiler currently works as a Sustainability Manager EMEA for Barry Callebaut Group, a global Chocolate and Cocoa Manufacturer headquartered in Zurich, Switzerland. In her current role she is responsible for the sust. sourcing of all Ingredients except Cocoa, incl Sugar, Dairy, Oils (Soy) among others.

Sonja Frommenwiler holds a Master of Science in International Management and enjoys hiking and skiing.