Walter Olesiak is a founding Partner and Chief Operating Officer of Remiges Ventures. See sector focus and contact routes.
Walter Olesiak is a founding Partner and Chief Operating Officer of Remiges Ventures, a cross-border venture firm based in Cambridge, MA that focuses on early-stage therapeutic opportunities in life sciences and biotechnology. With over 28 years of experience in venture investments and healthcare consulting, he targets early and mid-stage healthcare companies globally, leveraging the firm’s offices in Massachusetts and Tokyo. His investment thesis centers on early-stage therapeutics, drug discovery, and health tech, with a cross-border approach spanning the U.S. and Asia. While specific check sizes and lead/follow behavior are not publicly detailed, Remiges Ventures has executed deals up to $50 million, such as its Series C investment in Unlearn.AI. Olesiak has served as interim President and board director for portfolio company Omeicos Ophthalmics and as a board observer for ENB Therapeutics, both Remiges investments. Notable portfolio companies include Omeicos Ophthalmics, ENB Therapeutics, and Unlearn.AI. He is a former Mitsui veteran and holds an AB in Biochemical Sciences from Harvard and an MBA from Cornell, though no distinctive public writin
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