Marianne Heidenberg is an experienced professional in revenue management and sales, currently serving as the Head of Revenue Management, E-commerce & Inhouse Sales at Stockholm Meeting Selection AB since August 2022. Previous roles include Total Revenue & E-commerce Manager and Senior Revenue Manager at SJ AB, as well as Head of Inhouse Sales at Svenska Möten, and various positions at Scandic Hotels where responsibilities ranged from project leadership in revenue management development to managing accommodation revenues across multiple hotels. Educational background includes degrees in Marketing and Economics from Uppsala University, IIU, and Université de Tours.