Christopher Ziemann

Christopher Ziemann is an experienced professional in revenue assurance and accounts receivable management. Currently serving as a Senior Revenue Assurance Manager at Extenet since March 2023, Christopher previously held the position of Segment Collections Leader at Thomson Reuters from November 2019 to March 2023. Prior to that role, Christopher was the Accounts Receivable Manager at thyssenkrupp Elevator, successfully managing a team of 8 specialists and overseeing a customer base of over 10,000 and a $162 million portfolio, consistently exceeding targets with impressive results. Christopher also has experience as an Accounts Receivable Specialist at Airband Communications and as a Portfolio Manager at Nationwide Recovery Systems, demonstrating a strong capability in collections, dispute resolution, and relationship management across diverse organizations.