Christoph Wittmann is Advisor to the CEO at Postbus, part of the ÖBB Group and leading public bus transport operator in Austria. He holds a degree in Business Administration and studied at Copenhagen Business School, University of Sheffield as well as Vienna University of Business and Economics. Christoph started his professional career in the startup environment, where he worked within the music industry and fin-tech industries. During his studies, he was part of the organizing committee of Entrepreneurship Avenue ? Europe?s largest student-focused startup event series. Amongst others the Key challenges in his position as Advisor to the CEO of ÖBB-Postbus are: mobility as a service especially in rural areas, sustainable power trains such as fuel cell busses and new business development.