Joanna Marienhagen

Joanna Marienhagen has extensive experience in the solar and engineering sectors, currently serving as the Senior Vice President of Portfolio Management and Solution Development at SMA Solar since 2008. Joanna has held various leadership roles at SMA Solar, including Head of Power Conversion Home and Head of Product Group Inverter. Prior to this, Joanna worked as a consultant at Quality Management System Consulting from 2006 to 2008 and held positions at Tetra Pak, where responsibilities included Quality Assurance Manager and Quality Assurance Engineer from 1997 to 2003. Joanna began her career at Alfa Laval as a Projektingenieur from 1995 to 1996. Educational achievements include a Master of Business Administration from Northwestern University and a Diplom Wirtschaftsingenieurin from NORDAKADEMIE Graduate School.