Burkhard Rexin has extensive experience in commercial management and sales, with over two decades in key roles across various companies. Rexin has served as Management Representative for Business Organization and Head of Commercial Management at Ceyoniq Technology GmbH since 2005, and currently acts as Managing Director at advice IT Consulting GmbH, specializing in Invoice Management and Digital Mailrooms. Past roles include Managing Director at tract GmbH, Head of Sales & Business Administration at advice IT Consulting GmbH, and various positions in sales and procurement at CMCS Computerpartner Bielefeld and Karstadt AG. Rexin holds a degree as a Certified Business Economist in Marketing from Rudolf-Rempel-Berufskolleg.