Our Mission

Greg Austin is the President of EmVenio and Professional Case Management (PCM), leading both organizations to global prominence in decentralized clinical trials (DCTs). Since 2008, he has guided EmVenio—formerly PCM Trials—through its transformation into a global leader, growing the organization to more than 5,000 employees worldwide.

Greg is committed to advancing clinical research and chairs the American Cancer Society’s CEOs Against Cancer chapter.

He holds a B.S. in Business Administration from Metropolitan State University and an MBA from the University of Colorado.

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Mark McKenzie, M.D., is the Chief Medical Officer at EmVenio, overseeing the research site network team, including operations, study feasibility, regulatory, recruitment, training, and medical affairs. He brings more than 20 years of experience facilitating clinical trials and advancing medical research.

Dr. McKenzie is dedicated to improving trial efficiency and expanding access to innovative therapies for diverse patient populations.

He earned a B.A. and B.S. from Southern Adventist University and an M.D. from the Medical College of Ohio at the University of Toledo.

Jeff Huntsman is the Chief Commercial Officer at EmVenio, where he leads commercial strategy and revenue growth. He brings over 30 years of experience guiding global commercial teams in clinical development and regulatory environments.

Jeff is committed to building partnerships that advance clinical research and improve access to innovative therapies.

He earned a B.S. in Marketing and Political Science from Ball State University.

Tajuana Barron is the Vice President of Global Mobile Solutions at EmVenio, where she leads project delivery across global clinical trials. She brings more than 30 years of experience in clinical research, including leadership roles at major pharma companies and CROs.

Tajuana is passionate about driving operational excellence and fostering collaboration to advance decentralized clinical research.

She earned a B.S. in Chemistry from Bennett College and studied at the University of Medicine & Dentistry of New Jersey.

Tom O’Connor is the Senior Vice President of Global Business Services at EmVenio, bringing more than 30 years of expertise in healthcare and decentralized clinical trials. Since joining in 2013, he has led initiatives across operations, business development, budgeting, proposals, and technology solutions to support global research delivery.

Tom is committed to creating scalable business strategies that enable broader access to clinical research worldwide.

He earned a B.A. in Economics and Political Science from the University of North Carolina.

Christy Crase is the Chief Legal Officer at EmVenio, overseeing the Legal and Compliance Departments. She brings more than 20 years of experience in healthcare law and compliance, joining EmVenio in 2019 to strengthen regulatory and contractual frameworks.

Christy is unwavering about advancing clinical research through rigorous compliance and ethical standards.

She earned a B.A. in Political Science and Spanish from Regis University and a J.D. from Texas Tech School of Law.

Charlie Billings is the Chief Information Officer at EmVenio, where he has led transformative IT and compliance initiatives since joining in 2019. With over 25 years of experience in healthcare and clinical research technology, he has driven enterprise-wide adoption of CIS Controls, HIPAA, GDPR, CCPA, and 21 CFR Part 11 standards.

Charlie is passionate about leveraging secure, scalable technology to accelerate clinical research and improve patient outcomes.

He holds a B.A. in Psychology from Boston University and an M.S. in Management and Public Policy from Carnegie Mellon University.

Curtis Fletcher is the Chief Financial Officer at EmVenio, overseeing finance, treasury, and accounting functions. Since joining in 2010, he has applied decades of financial leadership experience to support operational excellence in clinical research.

Curtis is dedicated to ensuring financial integrity that enables innovation and growth in clinical research.

He earned a B.S. in Business from Wake Forest University and an MBA from the University of Alabama and is a licensed Certified Public Accountant.

Brad Drevno serves as Chief Operating Officer at EmVenio, bringing more than 30 years of executive leadership and operational expertise to the organization. Since joining EmVenio in 2016, he has played a pivotal role in scaling operations and driving strategic growth.
Prior to EmVenio, Mr. Drevno held senior leadership roles at Accenture and General Electric. Throughout his career, he has led high-performing global teams and spearheaded complex operational initiatives across diverse industries.

Mr. Drevno holds a Bachelor of Science in Business & Economics from California State University.

Jennifer Hoffman is the Vice President of Human Resources and Talent Acquisition at EmVenio, where she oversees recruitment, benefits, and HR strategy. Since joining in 2019, she has applied extensive experience in human resources leadership to support organizational growth in clinical research.

Jennifer is passionate about fostering a culture that attracts and develops talent to advance clinical research worldwide.

She earned a B.S. in Communications from the University of Utah and is certified in Myers-Briggs.