Cara Vivarelli-O’Neill

“There is a difference between communicating with a purpose and communicating with purpose. Both matter and can be mastered. This is the art of communication.”

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Cara’s 20-year career in private and public sector communications brings 3D clients valuable insights to a broad range of communications. Her ability to quickly size up a situation, understand the complex stakeholder environment, and decipher what messages will make a difference, helps transform executives into master communicators – and companies into trusted partners.


Cara has an ability to know “what works” in the toughest situations with the most critical audiences. She brings these insights to her clients, helping them incorporate their audiences’ needs into every executive communications strategy. She works with leaders to frame messages and develop narratives rooted in facts and visualized through engaging storytelling. She then coaches them to deliver their story with authenticity, conviction, and purpose. Cara sees every communication as means to drive personal, professional, and business success.


Prior to joining 3D Communications, Cara led communications for ViiV Healthcare North America. There, she built communication strategies and community programs towards ending HIV/AIDS. Cara also worked at GSK and Merck in policy and government affairs, regulatory affairs, and academic and medical affairs, supporting multiple product launches, global communication campaigns, and special leadership projects. Cara was also the public affairs director at The Children’s Hospital of Philadelphia, working daily with media, elected officials, community organizations, and leadership. She received her bachelor’s degree from Johns Hopkins University and earned her master’s degree from 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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