Christian Rentzing
Customer Success Manager @Rinse
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WORK HISTORY
Customer Success Manager @Rinse
NY, US
As the first Customer Success Manager at Rinse, I’m responsible for laying the foundation of our B2B customer experience function from scratch. This includes creating scalable onboarding workflows, proactive success touchpoints, and retention strategies tailored to Rinse’s unique operational model.My role spans:Designing and implementing CS playbooks, QBR templates, and lifecycle journeysCollaborating cross-functionally with Ops, Product, Sales, and Engineering to drive value and reduce churnActing as the voice of the customer while shaping internal processes and feedback loopsHelping build a relationship-first, data-driven CS culture from the ground upI joined at a pivotal moment as Rinse scales its commercial offering, and I’m proud to contribute to delivering world-class service while supporting long-term client growth.
EDUCATION
Hochschule für Technik und Wirtschaft Berlin
Bachelor, Betriebswirtschaftslehre
ABOUT CHRISTIAN RENTZING
Founding Customer Success Manager at Rinse, helping launch and scale the B2B experience. Passionate about turning client goals into measurable outcomes through relationship-first strategies.
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