Marcel Siegert

Marcel Siegert is currently a Doktorand:in at Bergische Universität Wuppertal, conducting research on the impact of brand relationships on salespeople's performance in B2B markets. Prior to this, Marcel served as a Lecturer in B2B Marketing at Rheinische Hochschule Köln, where they crafted practical teaching methodologies and mentored students. Marcel was also the Chief Strategy Officer at Mirum Agency, refining global marketing strategies and digital execution over four years. With experience as Head of Marketing at both SLV GmbH and Xella Deutschland, Marcel has extensive expertise in aligning marketing with sales initiatives and building high-performing teams. Their career began with founding mmj Büro für innovative Kommunikation, where they developed skills in customer acquisition and business growth.