Leadership Team

We are an experienced and optimistic team, deeply committed to a data-driven transformation of health care.

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Jeremy Rassen, Sc.D.

Co-founder & Interim CEO

Jeremy is an epidemiologist and computer scientist with nearly 25 years of experience in the science and technology of big data.

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Kevin Riley

President

Kevin Riley is a senior executive with 25+ years of healthcare and life sciences technology experience. He is a proven CEO and product leader, launching many businesses to market with competitive differentiation and authentic customer value.

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Nicolle Gatto, Ph.D., M.P.H.

Chief Science Officer

Nicolle is an epidemiologist with 20 years of industry experience. She serves as a senior scientific voice ensuring appropriate and principled use of RWD and RWE, designing and communicating scientific frameworks, standards, and methodologies, and collaborating with stakeholders globally.

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Richard Jenkins

Chief Growth Officer

Richard is Chief Growth Officer to Aetion and has led business development for several health care technology companies serving the life sciences industry.

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Sebastian Schneeweiss, M.D., Sc.D.

Co-Founder and Senior Advisor

Sebastian is a physician and pharmacoepidemiologist with 25 years of experience in analyzing health care databases.

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Wendy Turenne

Chief Data Officer

Wendy Turenne is a healthcare analytics specialist with over 20 years of experience building bridges between data, analytics and business strategy.

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David Vavrasek

Chief Business Officer

David is Chief Business Officer to Aetion, responsible for leading enterprisewide initiatives and operations that accelerate Aetion’s growth and efficiency.

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Ken Watson

Chief Technology Officer

Ken Watson is the Chief Technology Officer at Aetion, where he leads Product, Engineering, Information Security, and Data Operations.

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Tom Wright

Chief Financial Officer

Tom serves as Aetion’s CFO. He brings deep expertise from his previous roles in both public and private equity owned companies.

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Our Directors

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Thomas Carella

Board Director

Thomas “TJ” Carella serves as a Managing Director and Head of the Healthcare Group at Warburg Pincus, based in New York.

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Bill Geary

Board Director

With more than a 20-year tenure investing in young and emerging healthcare technology companies, Bill Geary serves on boards of industry-leading companies, working closely with founders and management.

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Scott Gottlieb, M.D.

Board Director

Dr. Scott Gottlieb is a Special Partner on the NEA healthcare investment team; he was a Venture Partner at NEA from 2007 to 2017 until being appointed the 23rd Commissioner of the U.S. Food and Drug Administration (FDA), where he served from 2017 to 2019.

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Mohamad Makhzoumi

Board Director

Mohamad Makhzoumi first joined NEA in 2000 and now serves as Co-CEO of the firm. He was previously NEA’s Co-President, prior to which Mohamad served as Managing General Partner, Healthcare, where he led and oversaw NEA’s global healthcare investing practice across digital health and life sciences.

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Tom Peterson

Board Director

Tom is an Executive, Investor and Advisor for several innovative healthcare technology businesses across the payor and provider segments.

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Cathy Polinsky

Board Director

Cathy Polinsky is the Chief Technology Officer of DataGrail, an enterprise technology company that partners with brands on their data privacy journey to minimize risk, stay a step ahead of consumer and employee expectations, and save increasingly scarce resources. Previously she was Vice President of Engineering at Shopify.

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