Who We Are
A Cross-Functional Perspective
Our Background
CDT Pharma Strategies brings decades of broad pharmaceutical experience across multiple therapeutic areas, supporting manufacturers of all sizes. The firm was founded to meet a growing need for independent and unaffiliated expertise in channel, trade, and distribution, providing a level of objectivity that has become increasingly rare.
Our Background
A Cross-Functional Perspective
Our Background
Our experience spans commercial leadership roles within pharmaceutical organizations, management consulting, and hands-on execution of channel, distribution, and trade strategies. This blend allows us to pair strategic vision with practical, real-world insight.
What We Do
A Cross-Functional Perspective
A Cross-Functional Perspective
We help manufacturers design and implement market access pathways, channel programs, distribution solutions, and trade analytics that strengthen performance and support the needs of breakthrough therapies.
A Cross-Functional Perspective
A Cross-Functional Perspective
A Cross-Functional Perspective
We know channel and distribution decisions affect more than one function. That’s why we collaborate with teams across managed markets, commercial operations, sales and contracting, patient support services, payer strategy, and reimbursement. This holistic approach ensures alignment across the entire product and patient journey.
Paul Callahan, Founder and President
Paul brings more than three decades of experience as a successful life sciences executive. His career includes commercial leadership roles at global pharmaceutical companies such as Johnson & Johnson (Centocor), EMD Serono, and Sanofi-Aventis (RPR), as well as key positions within specialty pharmaceutical start-ups including Cell Therapeutics (CTI Biopharma) and Solstice Neurosciences.
In addition to his industry leadership, Paul has delivered strategic guidance and practical solutions as a consultant with Blue Fin Group and Protean LLC, giving him a uniquely broad perspective across pharmaceutical, commercial, and financial operations.
Paul holds a Bachelor of Arts degree from Holy Family University and an MBA from The Pennsylvania State University.
Ron Krawczyk, Vice President Strategic Accounts
With over 38 years of experience across U.S. and international pharmaceutical, biotech, biosimilar, generic, and medical device markets, Ron offers deep expertise in sales, commercial operations, global supply chain planning, distribution, and logistics program development.
During his tenure as Vice President of Business Operations at Johnson & Johnson, Ron oversaw corporate channel strategy and trade partnership management for an $18 billion portfolio. His earlier career included leadership and product management roles with organizations ranging from Fortune 500 companies to emerging start-ups, including Rhone Poulenc, Rhone Poulenc Rorer, Arcola Labs, and Centocor.
Ron holds a Bachelor of Science degree from the University of Windsor in Ontario, Canada.