Cara Vivarelli-O’Neill, MPH

“Strategic communication is fundamental to driving personal and business success. But it’s not as easy as it sounds. What motivates me is helping people define that success and communicate with purpose.”

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Cara leverages a 20-year career in the healthcare and pharmaceutical industry as she leads strategic growth for 3D Communications. At 3D, Cara has expanded Executive Communications and is recognized by clients for offering both strategic insights and practical solutions for their highest-stakes communications.


Cara has an innate understanding of what works in the toughest situations with the most critical audiences. She is a trusted partner who actively listens to clients’ specific needs and goals – using communications as a means to drive the personal, professional, and business success for leaders and companies.


Prior to joining 3D Communications, Cara held high-profile positions in external affairs and communications, academic and medical affairs, policy and government affairs, and regulatory affairs at ViiV Healthcare, GSK, and Merck. She was also the public affairs director at The Children’s Hospital of Philadelphia.

Cara received a bachelor’s degree from The Johns Hopkins University and a Master of Public Health degree from The George Washington University’s Milken Institute School of Public Health. She is a member of the Omicron Delta Kappa National Leadership Honor Society.

Special Interests

Cara’s passion for helping people goes beyond communications. She is an active volunteer for local charities, including Family Promise of Wake County and Ronald McDonald House of Wake and Durham. She is a sports enthusiast who also enjoys cooking, traveling the world, and spending time with her family.

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