Tia Stock

Enable every person to achieve their own definition of optimal health through science-backed information, access to high-quality care, and community.

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About Tia Stock

At Tia, we believe that the healthcare system was not built with women in mind. Today, considering that women control 80% of healthcare dollars in the U.S., Tia is seizing the opportunity to build a new, distinctly female model of care digitally and physically. 


Funding History

January 2019$2.5M
March 2019$6.0M
May 2020$24.3M
September 2021$100M


Co-Founder & COO

Felicity Yost

Co-Founder & CEO

Carolyn Witte

Head of Learning and Development

Kristin Ryan

VP of Operations

Ariella Willoughby

Head of Patient Tech

Ari Weiss

Head of Go-to-Market Strategy

Faye Leong

Head of Business Operations & Strategy

Julia Marley-Rappoport

Head of Growth Marketing

Jennifer Lewis

Head of Research

Ava Mainieri

Head of Virtual Care Product

Laura Ardilla

VP of Virtual Care and Clinical Operations

Jessica Horwitz

Head Of Design

Allison Ball


Dan Zigmond

VP of Payer Strategy and Revenue Cycle

Tom Barnes

Senior VP of Medical Affairs

Kathleen Jordan

Head of Engineering

Eric Dargelies


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