Hanna B. is a Business Development, Marketing & Product Strategy Expert at fraenk, a digital mobile communications brand under congstar, where Hanna has been instrumental in establishing and managing the brand since May 2015. Prior experience includes a role as Product Marketing Manager at congstar, focusing on the development of the mobile portfolio, budget planning, and KPI responsibilities. Prior to congstar, Hanna completed a management trainee program at Deutsche Telekom with a diverse experience across various departments, including Investor Relations and Controlling. Early career roles include positions at KPMG, PwC, Germanwings GmbH, and Rentrop Investment Office. Hanna holds a Master of Science in Business Administration from the University of Cologne, an MBA from McGill University, and a Bachelor of Science in Business Studies from The University of Göttingen, complemented by an international business program at Mälardalen University.