Our People
Our Team of Experts
Learn more about the team members leading Catalyst and some of their interests.
Meet Our Team
At Catalyst Research, our team is at the forefront of inspiring change and guiding our mission to revolutionize clinical trials. Our dedicated executives bring a wealth of experience and a shared commitment to excellence. Together, they are the driving force behind our innovative solutions, responsive services, and relentless pursuit of better clinical development.

President & CEO
Nik Morton
Nik joined Catalyst in April 2022 as its Chief Operating Officer. He started his career as a biostatistician with Smithkline Beecham (now GSK) where he worked for nearly seven years before joining PPD. While at PPD, Nik spent four years…
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Chairman of the Board
Nick Dyer
Nick has spent his entire career in healthcare and life sciences and joined Catalyst as Chief Executive Officer in October 2018. For 21 years prior to joining Catalyst, Nick has worked in the clinical research space with Quintiles (now IQVIA)…
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Our People
Meet more of the passionate individuals driving our mission.

Senior VP, Strategy & Solutions
Melissa Church
Melissa has over 25 years of sales, operations, and strategy development experience across multiple industries including clinical research, healthcare consulting and technology, and health insurance. Melissa started her professional career with ClinTrials Research before moving to SAS Institute where she…
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VP, People & Culture
Allison Crumpler, PCC
Allison, vice president of People & Culture at Catalyst Clinical Research, has worked in the clinical research industry for 15 years with stops at Novella (now IQVIA Biotech) and Premier Research. Allison is a Professional Certified Coach credential through the…
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CMO, Senior VP, Medical & Safety
Lisa Hornick, MD
Lisa is our chief medical officer (CMO) and leads medical and safety at Catalyst Clinical Research. Board-certified in internal medicine, Lisa was in private medical practice for seven years before joining the industry as a medical director at a major…
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CIO
Deb Jones-Hertzog
As chief information and privacy officer, Deb leads all of Catalyst’s information technology (IT) and technology-adjacent functions. She began her career working in informatics for a biotech company. Soon after, a move to North Carolina allowed Deb to join the…
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CCO
Kristin Judge
Kristin has over 17 years of experience in the life sciences industry across CROs and software, and has consistently led her teams in surpassing annual sales goals and building a workplace environment that fosters teamwork, collaboration, and success. Before joining…
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VP, Clinical Development Operations
Svetlana Kolchinsky
Svetlana Kolchinsky brings over 20 years of experience in clinical operations and leadership. Her professional career began at NIH and American Red Cross where she was inspired to take her knowledge and skills into the world of clinical research. Shortly…
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Senior VP, Catalyst Flex
Craig McIlloney
Craig brings 25 years of experience in drug development with small and large CROs to his role with Catalyst. As Senior Vice President of Catalyst Flex, Craig is responsible for the global execution of functional services across multiple therapeutic areas. …
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CFO
Patti McNamara
Patti brings more than 24 years of finance experience, 20 of those in the clinical research industry. She has a diverse background in financial leadership and a passion for team engagement and talent management. Patti started her professional career as…
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VP, Catalyst Flex Strategy
Candace Moran
Candace Moran is a forward-thinking business leader with over 15 years of experience in the life sciences and healthcare industries. She has a proven track record of building and leading multifaceted teams across strategic business operations, marketing, and commercial strategy.…
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VP, Business Development
Sarah St. John, PhD
Sarah has over 15 years of experience in the life sciences industry across R&D, CROs, Patient Support Services, and Clinical Site Networks, where she has built and led multifaceted teams across sales, marketing, patient recruitment marketing, and commercial operations, including…
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Senior VP, Catalyst Oncology
Keya Watkins, PMP
Keya brings 25 years of experience in drug development with both biopharma and clinical service providers. As Senior Vice President of Catalyst Oncology, Keya is responsible for the execution of the Oncology CRO Operations. Keya has built and provided oversight…
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VP, Oncology Drug Development
Andrew Zupnick, PhD
Andrew has focused exclusively on oncology for over 20 years and serves as the vice president, Oncology Drug Development for Catalyst. He leads Catalyst’s full-service oncology solution, supporting study optimization, delivery oversight, training, and new initiatives across the commercial and…
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