Markus Groissböck is a Senior Consultant and Project Manager at Fichtner since December 2021, specializing in energy system design, global pre-feasibilities of power-to-x, and decarbonization strategies for diverse entities. Prior experiences include serving as Project Manager at E.ON, focusing on energy contracting solutions, and as a Senior Energy System Designer at Siemens Energy, advising on energy challenges for industrial customers and utilities. An entrepreneurial background as a Senior Energy & IT Consultant and Trainer includes developing web-based tools and providing education in energy economics. Markus Groissböck has also worked as an Energy Modeller for Saudi Aramco and contributed as a Senior Researcher on EU projects related to energy efficiency. Educational credentials include a Doctor of Science in Energy Efficient Buildings from Universität Innsbruck and various degrees from other prominent institutions.