Jan-Henrik Gruszecki

Jan-Henrik Gruszecki is a former ultra-leader who has gained significant influence in German football, serving as the strategy chief for Borussia Dortmund's long-time club chief Hans-Joachim Watzke. His leadership skills, honed through years of managing a large group of passionate fans, have allowed him to transition into a key executive role, where he advocates for the interests of the fanbase within the club's operations.