CEO & Co-founder
Oscar Health

Mario Schlosser is the CEO and co-founder of Oscar, a leading insurer built to make health care easy. Under his leadership, Oscar develops seamless technology and provides personalized support to help more than 1M members navigate their health care. Oscar has been recognized as one of Fast Company’s most innovative companies in health, one of CNBC’s top 50 disruptors, and one of TIME’s most influential in health care.

Previously, he co-founded the largest social gaming company in Latin America, where he led the company’s analytics and game design practices. Prior to that, Mario was a Senior Investment Associate at Bridgewater Associates and worked as a consultant for McKinsey & Company in Europe, the U.S. and Brazil.

Mario also spent time as a visiting scholar at Stanford University, where he wrote and co-authored 10 computer science publications, including one of the most-cited computer science papers published in the past decade, in which he developed the EigenTrust Algorithm to securely compute trust in randomized networks. In May 2019, Mario and his co-authors, Sepandar D. Kamvar (Mosaic Building Group Inc) and Héctor Garcia-Molina (Celo), received the prestigious Seoul Test of Time Award from the International World Wide Web Conference Committee (IW3C2) for this work.

Mario holds a degree in computer science with highest distinction from the University of Hannover in Germany and an MBA from Harvard Business School.