Our People

A team of passionate professionals

With hundreds of combined years of experience in patient recruitment, our managing partners and leadership team, supported by the broader 83bar team, understand the issues you face. We look forward to serving you and helping you achieve the best possible health outcomes for patients.

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Managing Partners

Seth Nelson

Chief Executive Officer

Seth has been appointed as the CEO of 83bar, after serving as the Chief Operating Officer since 2022. He has an extensive 15-year career in Clinical Research, Clinical Trials, Site Services, and Program Management. Seth’s deep knowledge of direct-to-consumer healthcare markets, along with his expertise in clinical research, provides the leadership to continue establishing 83bar as an innovative patient journey solution for our clinical trial and commercial clientele.

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Hrim Sue

Sue Hrim

Chief Clinical Officer

Sue is a founder and Chief Clinical Officer at 83bar. A registered nurse for 35 years, Sue incorporates her depth of clinical, healthcare sales & marketing experience to develop consumer-focused services and programs for unmet healthcare needs, with particular focus on chronic condition management and direct-to-consumer telephonic clinical services.
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Bob Baurys

Bob Baurys


Bob is the founder and former CEO of 83bar with more than 30 years of consumer-focused healthcare experience and involvement in more than $1 billion dollars in direct-to-consumer healthcare transactions. Bob has a strong belief that educated and enabled healthcare consumers will permanently change for the better the healthcare market in the United States. Bob also serves as an advisor, investor and fundraiser with a particular focus on healthcare, technology and service sectors.

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Leadership Team

Ethan Rooney

Chief Revenue Officer

Terry O’Hara

Chief Financial Officer

Paul Egli

Paul Egli

SVP Business Development

Mike Cernik

Mike Cernik

Chief Technology Officer


Alex Hilderbrand

SVP Client Delivery Operations


Chad Mason

VP Contact Center


Jerry Furness

VP Contracts & IT

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