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Hanna Gregolińska is a Project Manager at Haelixa Ltd since October 2021, focusing on supply chain traceability projects in the fashion and chemicals industries, improving internal operations, and managing customer relations. Previously, as a Development Engineer, Hanna developed methods for DNA analytics. At ETH Zürich, as a Research Scientist, Hanna designed experiments in organic chemistry and material sciences, established academic collaborations, and contributed as a teaching assistant. Earlier roles included supporting global procurement at Mettler-Toledo International, conducting research at Uniwersytet Wrocławski, and performing operations analysis at Credit Suisse. Hanna holds two Master of Science degrees in Chemistry and Química fina y molecular, as well as a Bachelor of Science in General Chemistry from the University of Wroclaw.