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Stefan Keller

Stefan Keller

Head of Delivery, Blockstream

Stefan Keller is an expert in financial technology and digital asset transformation, currently serving as Head of Delivery at Blockstream. With over two decades of experience in the core banking sector, he specializes in bridging traditional financial infrastructure with the future of blockchain and digital asset technology.

Before joining Blockstream, Stefan spent nearly 15 years at Avaloq in various leadership roles, including Domain Head for core banking operations and custody services. His expertise spans the full spectrum of banking operations—from credit, lending, and corporate actions to settlement, reconciliation, and regulatory reporting. Additionally, as an original member of the Avaloq Global Implementation Methods founding team, he maintains a strong focus on refining delivery processes to drive operational efficiency and successful project outcomes.

Stefan holds a Master’s degree in Information Technology and Business Administration from the University of Zurich and is based in Lugano, Switzerland.