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John H. Stevens, M.D.

President, Chief Executive Officer, and Member of the Board of Directors

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John H. Stevens, M.D.

President, Chief Executive Officer, and Member of the Board of Directors

Dr. John H. Stevens joined HeartFlow in 2010. He has had a distinguished career as a healthcare professional, and possesses extensive experience in founding and leading technology-focused companies. He was the co-founder and chief technology officer of Heartport; co-founder and executive chairman of Amp Resources; and, co-founder, chairman and chief executive officer of Sundrop Fuels.

Previously, Dr. Stevens was an adult and pediatric cardiac surgeon at Stanford University Hospital and Lucile Salter Packard Children’s Hospital in Stanford, Calif. He received his post-graduate training at Stanford University and The Great Ormond Street Hospital for Sick Children in London, England.

Dr. Stevens currently serves on the boards of directors of HeartFlow, SpectralMD, Clene Nanomedicine and KaeMe.org, of which he is also the co-founder and executive director. He is also the managing partner of Headwaters Capital Partners.

He received his B.S. from the University of Utah and M.D. from the Stanford University School of Medicine, where he was also an assistant professor of cardiovascular surgery.

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Campbell Rogers, M.D., F.A.C.C.

Executive Vice President and Chief Medical Officer

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Campbell Rogers, M.D., F.A.C.C.

Executive Vice President and Chief Medical Officer

Dr. Rogers brings a wealth of experience to HeartFlow, where he serves as the Chief Medical Officer. Prior to joining HeartFlow, he was the Chief Scientific Officer and Global Head of Research and Development at Cordis Corporation, Johnson & Johnson, where he was responsible for leading investments and research in cardiovascular devices. Prior to Cordis, he was Associate Professor of Medicine at Harvard Medical School and the Harvard-M.I.T. Division of Health Sciences and Technology, and Director of the Cardiac Catheterization and Experimental Cardiovascular Interventional Laboratories at Brigham and Women’s Hospital. He served as Principal Investigator for numerous interventional cardiology device, diagnostic, and pharmacology trials, is the author of numerous journal articles, chapters, and books in the area of coronary artery and other cardiovascular diseases, and was the recipient of research grant awards from the NIH and AHA.

He received his A.B. from Harvard College and his M.D. from Harvard Medical School.

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Charles A. Taylor, Ph.D.

Founder, Chief Technology Officer, and Member of the Board of Directors

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Charles A. Taylor, Ph.D.

Founder, Chief Technology Officer, and Member of the Board of Directors

Dr. Taylor is a co-founder, Chief Technology Officer (CTO), and member of the Board of Directors of HeartFlow Inc. Previously, he was an Associate Professor in the Departments of Bioengineering and Surgery at Stanford University with courtesy faculty appointments in the Departments of Mechanical Engineering and Radiology. He is also currently a Consulting Professor of Bioengineering at Stanford University and a Part-time Professor of Biomedical Engineering at the Technical University of Eindhoven. He is internationally recognized for his pioneering work in combining computer simulation methods with medical imaging data for patient-specific modeling of blood flow to aid in the diagnosis and treatment of cardiovascular disease. Dr. Taylor has published over 350 peer-reviewed journal and conference papers and has over 220 issued or pending patents worldwide.

He received his B.S. degree in Mechanical Engineering, M.S. degree in Mechanical Engineering and M.S. degree in Mathematics from Rensselaer Polytechnic Institute and a Ph.D. in Mechanical Engineering from Stanford University.

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Noemi C. (”Nicky”) Espinosa, J.D.

General Counsel, Chief Ethics and Compliance Officer

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Noemi C. (”Nicky”) Espinosa, J.D.

General Counsel, Chief Ethics and Compliance Officer

Ms. Espinosa served as vice president of legal operations and assistant general counsel for Intuitive Surgical in Sunnyvale, Calif. She also served as the vice president of intellectual property for Illumina, Inc., in San Diego. Espinosa also spent more than 20 years in private practice as a litigation partner in the Silicon Valley offices of three major national law firms: Brobeck, Phleger & Harrison LLP, Dewey Ballantine LLP, and Dechert LLP. While in private practice, she advised and represented a variety of emerging growth and publicly held life science and technology companies.

She received her Bachelor of Science degree in chemical engineering from San Jose State University, and a juris doctorate degree from the University of California, Hastings College of the Law.

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Renata Naoumov

Vice President and Chief People Officer

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Renata Naoumov

Vice President and Chief People Officer

Renata brings over 15 years of experience at Fortune 50 and start-up organizations in technology, financial services, banking and manufacturing. Prior to joining HeartFlow, Renata was Vice President of Human Resources at Merchant e-Solutions, a Cielo Company. Previously, Renata worked for global organizations such as The Dow Chemical Company, General Electric and HSBC.

Renata has a Master of Science in Human Resources Management from Purdue University’s Krannert School of Management and a Business Administration degree from Fundacao Universidade Federal do Rio Grande. Renata is also a Certified Compensation Professional (CCP) from WorldatWork.

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Christopher K. Zarins, M.D.

Founder, Senior Vice President of Medical Affairs, Member of the Board of Directors

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Christopher K. Zarins, M.D.

Founder, Senior Vice President of Medical Affairs, Member of the Board of Directors

Dr. Zarins is a co-founder, Senior Vice President of Medical Affairs, and member of the Board of Directors of HeartFlow Inc. He served as the Chief of Vascular Surgery at the University of Chicago from 1978-1993. In 1993 he joined Stanford University as the Walter Clifford and Elsa Rooney Chidester Professor in Surgery and served as the Chief of Vascular Surgery at the Stanford University Medical Center from 1993-2005. Dr. Zarins served as President of the Society of Vascular Surgery in 1999.

He received his B.A. from Lehigh University and M.D. from Johns Hopkins University School of Medicine.

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Baird Radford

Executive Vice President and Chief Financial Officer

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Baird Radford

Executive Vice President and Chief Financial Officer

Mr. Radford has over 20 years of finance experience in Silicon Valley and serves as the Chief Financial Officer at HeartFlow. Prior to joining HeartFlow, Mr. Radford was Vice President of Finance at Intuitive Surgical, Inc. with responsibility for financial planning & analysis, investor relations and enterprise analytics. Prior to joining Intuitive Surgical, Mr. Radford held various positions at eBay Inc. including Vice President of Finance for Marketplaces Europe and Vice President Corporate Controller & Chief Accounting Officer. Mr. Radford also worked in the audit practice of PricewaterhouseCoopers LLP for almost nine years.

Mr. Radford received his B.B.A. from Ohio University.

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Heather A. Brown, Ph.D.

Senior Vice President, Market Access and Reimbursement

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Heather A. Brown, Ph.D.

Senior Vice President, Market Access and Reimbursement

Dr. Brown joined HeartFlow in 2012 to lead the software development lifecycle for the organization. With her extensive clinical and engineering background, she managed a cross-functional team implementing effective and compliant processes to deliver HeartFlow’s first FDA-cleared product in 2014. In 2016, she directed the successful re-architecture of the FFR CT product to a scalable and secure cloud-based system using Amazon Web Services infrastructure. In acknowledgement of her effective leadership, she was promoted to commercial operations to develop, launch, and manage HeartFlow’s Access Program with the mission of ensuring access to the HeartFlow Analysis for any patient who could benefit from it. Additionally, she leads the global market access and reimbursement strategy as HeartFlow gains broad coverage, in particular driving Medicare and commercial coverage in the US.

Prior to HeartFlow, Dr. Brown held senior leadership roles in several medical imaging companies. She earned a B.S. in Mechanical Engineering degree from Michigan Technological University and her M.S. and Ph.D. degrees from Vanderbilt University with a focus in neuroelectrophysiology.

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Windi Hary, RAC

Senior Vice President, Clinical, Quality and Regulatory

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Windi Hary, RAC

Senior Vice President, Clinical, Quality and Regulatory

Ms. Hary brings more than 15-years of experience in bringing software medical devices to market, including in both start-up and large company environments. At HeartFlow, she provides strategic vision for clinical, quality, and regulatory activities around the world. Since joining HeartFlow in 2010, Ms. Hary has led the implementation of the company’s quality system and achieved initial market entry of the HeartFlow Analysis. Prior to joining HeartFlow, she held Quality and Regulatory leadership roles at Stentor and Philips.

She received her B.A. from Vanderbilt University and her Masters degree from Stanford University.

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Auston Davis

Vice President, Chief Information Security Officer

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Auston Davis

Vice President, Chief Information Security Officer

Mr. Davis has built a distinguished career and reputation as a recognized cyber-security industry expert. He is a highly sought-after industry speaker and was recently named to the prestigious Becker’s Review as “One of 32 CISO’s to Know in Healthcare 2018.” In addition to his role as CISO at HeartFlow, Mr. Davis serves part-time as an Adjunct Professor of Computer Science at San Jose State University, where he leads a class in cryptology and computer security.

Prior to joining HeartFlow, Mr. Davis served as Chief Information Security Officer at Stanford Children’s Health, where he was brought in to lead the company through recovery from multiple publicly reported breaches and bolster the security defense posture of the organization. His security expertise spans several industries from healthcare to high tech. His previous roles of note include Interim CISO and Director of Threat response and Investigations at Symantec, Director of Global Cyber-Security and Investigations at Visa USA, Inc. and Senior Technical Manager (Application Security) at Merrill Lynch. He is a proud 23-year veteran of the United States Air Force and Air Force Reserves.

He received his Master of Science degree in Computing Information Systems from Boston University and Bachelor of Arts Degree from San Jose State University.

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Lance Scott

Senior Vice President of Global Marketing

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Lance Scott

Senior Vice President of Global Marketing

Mr. Scott brings more than 27 years of broad marketing, sales and general management experience in pharmaceutical, medical device and big data. Most recently, Mr. Scott was the Vice President of U.S. Marketing & Sales for Edwards Lifesciences’ surgical portfolio. Prior to Edwards, Mr. Scott was President and CEO of Zephyr Health, an insights-as-a-service software company that leveraged global healthcare data servicing the life sciences industry. Prior to Zephyr, he held leadership roles of increasing responsibility in general management, marketing and sales at Abbott for 24 years, including Divisional VP, Coronary Global Market Development; and Divisional VP and GM, Coronary Business Unit.

Mr. Scott earned a Bachelor of Arts degree in Biology from Baylor University and an MBA from Texas A&M University.