Executive team

Ron Hamm

Chief Executive Officer

Ron Hamm serves as Chief Executive Officer at HDS, bringing over three decades of leadership across the pharmaceutical, specialty pharmacy, PBM, and health plan sectors. He has held executive roles at Fortune 100 companies and helped build and scale businesses from startup through acquisition. Read more

Clark Seiling

Chief Financial Officer,
Chief Operating Officer

Clark Seiling serves as Chief Financial Officer and Chief Operating Officer at HDS, where he leads all financial functions alongside strategic efforts across fundraising, M&A, and investor relations. He also oversees key operational functions, helping to scale the business and align execution with long-term strategy. Read more

Mike Blevins

Chief Information Officer

Mike Blevins serves as Chief Information Officer at HDS, where he designed and built the company’s core technology platform. Mike oversees all technical disciplines and drives HDS’s long-term technology roadmap. Read more

Our leadership

Rebecca Bainter, PharmD

Vice President of Clinical Operations

Jeff Baldetti

Vice President of Product

Rob Blevins

Vice President of Engineering

Doug Bruce

Vice President of Human Resources

Brian Davies

Director of Clinical Applications

Jess Fogal

Vice President of Marketing

Sterling Harpst, PharmD

Director of Sales

Mark Robbins, PharmD

Vice President of Clinical Analytics

Board of directors

Ron Hamm

CEO, HealthPlan Data Solutions

Mark Koulogeorge

Managing General Partner, MK Capital

Mark Shary

Co-founder and Managing Partner, Tamarind Hill

Headshot for Dale Wollschleger

Dale Wollschleger

Founder, ExactCare Pharmacy

Interested in joining our team?

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