Janet Liang has served as President of Oscar Insurance since February 2025, and oversees our insurance and operations functions. Prior to joining the Company, Ms. Liang was a member of Kaiser Permanente s National Executive Team and served as Executive Vice President, Group President and Chief Operating Officer, Care Delivery, for Kaiser Foundation Health Plan, Inc. and Hospitals from February 2020 to February 2025. She joined Kaiser Permanente in 2007 and held roles of increasing responsibility over her 15-year tenure there, including as the President of Kaiser Foundation Health Plan, Inc. and Hospitals of Hawaii and President of California. She also held executive roles over a 15-year career at Group Health Cooperative, a regional health plan in Washington State. Ms. Liang holds a Bachelor of Arts degree in Political Science from Boston University and a Masters in Health Administration from the University of Washington.