ABOUT
We redefine success.
At Panthera Global, we are not a traditional CRO – and we don't aspire to be. We were born from a simple but urgent realization: clinical research deserves more agility, more alignment, and more accountability. Our model isn't transactional: It’s transformational.
Built by a team of highly experienced healthcare leaders, Panthera is reshaping how clinical trials are managed – from sponsor to site to subject – by enabling real-time data access and full research compliance. We partner with research sponsors and sites through a high-tech, integrated approach that removes barriers and accelerates outcomes without compromising scientific integrity.
Innovation in clinical research isn't just about the therapies we test – it's about how we work together to bring clinical trials to life. That's why we've built a leading, responsive operational structure designed to prioritize transparency, speed, and site-centric collaboration.
OUR CORE TEAM
Driven by people.
Built by experts.
FOUNDER & CEO
Dr. Guy W. Neff
A pioneer in clinical research leadership, blending decades of medical expertise with a bold vision to transform trial operations on a global scale.
CHIEF FINANCIAL OFFICER
Johanna Valentin
Operational strategist leading financial and regulatory execution, steering growth through insight, structure, and long-range planning.
CHIEF CLINICAL OFFICER
Julissa Taveras
Patient-centered leader advancing trial quality through deep clinical expertise and an unwavering commitment to research excellence.