Piethein Strengholt is the Chief Data Officer at NN Group, where he leads the design of the future-state data and AI architecture, with a focus on areas such as Agentic AI and modern data management. He brings extensive expertise in data management, advanced analytics, and cloud data architecture, built over years of hands-on experience and leadership.

He is the author of the books Data Management at Scale (O’Reilly) and Building Medallion Architectures; both widely regarded as key references for data professionals. Recognized as a thought leader in his field, Piethein is a trusted advisor to C-level executives and a sought-after keynote speaker on data strategy, governance, and scalable architectures.