Sonja has worked on impact valuation for Novartis since 2015. Since September 2022, she heads Impact Valuation at Novartis in Group Financial Reporting and Accounting. From May 2019 she has lead the Strategic Measurement and Materiality team in Global Health and Corporate Responsibility. Previously she served as Head of Group Reporting Systems Development in Novartis Finance, launching and implementing reporting processes for Group functions. She joined Novartis in the IT department of the Pharma Division in 2001. Sonja earned an MBA from IMD Lausanne (International Institute for Management Development), and holds Master degrees in Physics and Mathematics from the University of Freiburg, Germany.
She is the driving force behind Novartis engagement in the Value Balancing Alliance and represents Novartis in the Impact Valuation Roundtable. She is the author of "The Case for Impact".
Sonja is interested in co-creating social impact, long-term value creation, and political economy.