Our Team
Patrick Ronan Headshot

Patrick Ronan

Founder & President

With 15 years of leadership experience in the Food and Drug Administration (FDA), on Capitol Hill and at a leading global pharmaceutical company, Patrick Ronan brings a keen understanding of the regulatory climate of the healthcare sector to Greenleaf Health LLC, a full service regulatory consulting firm he established in 2007.

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Daniel Schultz

Senior Vice President, Medical Devices and Combination Products

Dr. Daniel Schultz joined Greenleaf Health following a distinguished 35-year career devoted to supporting and advancing Americans’ public health as a physician, teacher, Food and Drug Administration (FDA) official and member of the U.S. Public Health Service (USPHS). He has been recognized many times for his contributions and dedication to public health.
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Taryn Walpole

Vice President, Corporate Affairs

Taryn Fritz Walpole is a senior communications executive and strategic advisor who brings more than a decade of leadership on Capitol Hill and at the Food and Drug Administration (FDA) to her role as Vice President of Corporate Affairs.

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Michael Chappell

Senior Advisor

Michael Chappell’s extensive FDA experience brings a unique understanding of how regulated industry is impacted by FDA’s enforcement operations.  Chappell joins Greenleaf following a distinguished 38-year career in FDA’s Office of Regulatory Affairs where he most recently served as head of the agency’s Office of Regulatory Affairs.

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Heather Rosecrans

Senior Regulatory Advisor

Heather Rosecrans brings more than 30 years of public health and medical device experience to Greenleaf Health LLC. Rosecrans continues her commitment to public health at Greenleaf where she provides strategic consulting services and works with Greenleaf clients to bring innovative devices to patients.

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Andrew von Eschenbach

Consultant

Dr. Andrew von Eschenbach has had a distinguished three-decade-long career as a physician, surgeon, oncologist, cancer researcher, medical educator, hospital executive and public servant. He is the only person to have held two of the nation’s top healthcare leadership roles — Commissioner of the Food and Drug Administration (FDA) and Director of the National Cancer Institute (NCI).

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Brooke Fern

Chief Marketing Officer

Brooke Fern brings 15 years of marketing and communications leadership, coupled with a strong customer focus, to her role as Chief Marketing Officer (CMO).

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Brittany Milby

Brittany Milby

Director of Operations

Brittany Milby joined Greenleaf Health in 2010 with more than nine years of professional experience in pharmaceutical marketing and event planning.  In her current position, Brittany spearheads multiple operations, including vendor contracts, scheduling management, and corporate event planning.

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Phillip Orleans

Chief Financial Officer

Phillip Orleans serves as Chief Financial Officer at Greenleaf Health, LLC. In this role, Orleans is responsible for all of the firm’s accounting and financial matters.

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