Lawrence L. Levitt has been a member of our Audit Committee since March 2005 and a member of our Nominating and Governance Committee since 2011. Mr. Levitt has served as Chair of our Compensation Committee since 2007. Mr. Levitt is a certified public accountant and received his MBA in Accounting from the University of California Los Angeles. Since 1987, Mr. Levitt has been the President, Chief Financial Officer of Canyon Management Company, a company which manages a privately held investment fund. Mr. Levitt brings to our Board of Directors extensive financial accounting experience and is an audit committee financial expert under the SEC rules.

Laura P. Jacobs has been a member of our Audit Committee, our Nominating and Governance Committee and our Compensation Committee since 2020. Ms. Jacobs retired from her position as managing principal of GE Healthcare Partners in 2020, where she worked since 1990. Ms. Jacobs led the firm’s US healthcare management consulting business from 2015 to 2019 and was a founding principal and executive leader of its predecessor consulting firm, The Camden Group. She is currently a part-time Senior Advisor for Sg2, a consulting division of Vizient. She is a national expert on healthcare trends and their impact on providers and has been involved in healthcare management for the past 40 years, including the 30 years with GE Healthcare Partners/The Camden Group, advising healthcare providers regarding strategies, operations and financial performance improvement initiatives. Ms. Jacobs has advised physician organizations, complex health systems and other healthcare entities on strategies for growth, technology adoption and financial performance improvement. Ms. Jacobs has led strategic, financial and operational redesign of health systems, including transforming the framework for decision-making and care delivery. Ms. Jacobs has led the organizational and compensation redesign for provider organizations to achieve greater integration and aligned incentives. She is a published author and speaker regarding current trends in healthcare, payer strategies, risk-based payment models, consumer expectations, clinical integration, governance and performance optimization.

David L. Swartz has been Chair of our Audit Committee since 2004, has been a member of our Nominating and Governance Committee since 2007, a member of our Compensation Committee since 2007 and was appointed as Lead Independent Director in 2011. Mr. Swartz is a certified public accountant (retired) with experience providing accounting and advisory services to clients. Since 2010, Mr. Swartz has owned and continues to operate his own consulting services firm. Mr. Swartz served as a member of the Board of Directors of the California State Board of Accountancy until November 2012 and previously served as its president. From 2008 to 2010, Mr. Swartz served as a partner at J.H. Cohn LLP. Between 1990 and 2008, Mr. Swartz served as the managing partner of Good, Swartz, Brown & Berns LLP which was acquired by J.H. Cohn LLP in 2008. Prior to 1988, Mr. Swartz served as managing partner and was on the national Board of Directors of a 50 office international accounting firm. Mr. Swartz brings to our Board of Directors extensive public financial accounting experience and is an audit committee financial expert under the SEC rules.

Dr. Sorensen has been a member of our Board of Directors since August 2023. From 2017 to the present, Dr. Sorensen has served as the Chief Executive Officer of DeepHealth, Inc., acquired by RadNet in January 2020, that is focused on using artificial intelligence and deep learning methods to advance medical care with a special emphasis on breast cancer imaging. Dr. Sorensen served as the President and Chief Executive Officer of Siemens Healthcare North America from 2011 to 2015. Prior to that, he served as a Professor at Harvard Medical School and as a neuroradiologist at Massachusetts General Hospital, where he worked from 1990 to 2011. Dr. Sorensen currently serves as: the Executive Chairman of the board of directors of IMRIS, Deerfield Imaging, Inc., which is focused on the integration of imaging technologies in a neurosurgical setting; a Board member for RealmIDX, Inc., an integrated diagnostics company wholly owned by KonicaMinolta; and a member of the Supervisory Board for Fresenius Medical Care AG & Co KGaA, a provider of products and services for people with chronic kidney failure. Dr. Sorensen served as a Supervisory Board Member at Siemens Healthineers from 2018 to 2023. Dr. Sorensen holds a B.S. in biology from California Institute of Technology, an M.S. in computer science from Brigham Young University, and an M.D. degree from Harvard Medical School.

Gregory E. Spurlock has been a member of our Compensation Committee and our Nominating and Governance Committee since 2021. Mr. Spurlock is currently a Senior Advisor to LLR Partners, a Philadelphia-based private equity fund with a focus on health care, and to Global Medical Response, a KKR company with over 38,000 employees that provides emergency response to the ill and injured. He retired in 2019 as President of Alliance Healthcare Services, where he directed operations for their professional, technical, and global hospital-based services, encompassing 40 centers across 19 states.

Mr. Spurlock helped lead U.S. Radiosurgery, LLC, through its acquisition by Alliance HealthCare Services in 2011. As a member of the senior executive team, he led Alliance Healthcare’s transition from publicly traded to international privately-owned in 2017. Previous leadership includes work as the Director of the Tennessee Orthopaedic Alliance in Nashville and Executive Director of the Kerlan-Jobe Orthopedic Clinic in Los Angeles. Mr. Spurlock has served on a number of boards, including the CyberKnife Coalition, the Corporate Advisory Council of the American Society for Radiation Oncology, and the Board of Directors of the American Association of Orthopaedic Executives. He holds a Bachelor of Science degree from Virginia Tech.