Stefan Hagen is Partner and Senior Consultant at Seibert Solutions, one of the leading Atlassian Solution Partners, where he advises international organizations on strategy, transformation, and system of work. Grounded in systems theory, his consulting approach — Technology, Organization, People — helps clients achieve concrete, sustainable improvements rather than quick fixes.

He brings around 25 years of entrepreneurial consulting experience, having led multiple companies as founder and managing director. Stefan holds a doctorate in Project Management & Innovation from Technical University Berlin and a Master's degree in Business Process & Project Management from University of Applied Sciences Vorarlberg.