Meet Our Leadership Team

As CEO and Founder of Definitive Healthcare, Jason drives a client-centric approach to business strategy and manages the day-to-day operations of the organization. 

He has built several research-based businesses focused on providing the highest quality and most timely data in information-intensive industries. Before founding Definitive Healthcare in 2011, Jason started Infinata. The company, founded in 1999, provided online databases of information for the pharmaceutical industry under the brand BioPharm Insight. 

Jason is an owner and board member of several data and media businesses in the healthcare sector and an industry expert on healthcare trends and developments. He is also a former McKinsey & Company consultant.

Jason holds undergraduate degrees in Finance and Computer Science from Boston College, and an MBA from Harvard Business School.

When Jason is not thinking up new business ideas and use cases for healthcare data, he enjoys traveling with his family, playing golf, and fishing.

Rick Booth is the Chief Financial Officer for Definitive. Rick brings 30 years of experience providing financial, strategic, and operational leadership to rapidly growing global technology companies.

Prior to joining Definitive, Rick was the CFO of Bottomline Technologies (NASDAQ: EPAY), a leading FinTech provider of business to business payment SaaS solutions. Previously he held leadership positions with Sapient Corporation, Nuance Communications and Dell/EMC.

Rick holds an MBA from Stanford University, where he was an Arjay Miller Scholar. He is a licensed CPA.

When he’s not thinking about revenue targets and operating income, you’ll find Rick studying presidential biographies or spending time with his wife and two kids in Wayland.

As Chief Revenue Officer of Definitive Healthcare, Joe oversees the company’s account management, customer experience, enterprise accounts, inside sales, new business, sales engineering, and sales enablement/operations divisions.  

Joe brings nearly a decade of experience in healthcare intelligence and analytics sales and, with this, a strong background in building strategic business partnerships, improving processes, and developing and managing start-ups. 

Prior to joining Definitive Healthcare, Joe served as a commercial operations partner at Universal Home Lending Corporation. Previously, he served as VP of operations at Universal Unsecured Lending Corporation, and as a mortgage banker at Nation’s Mortgage.

Joe holds an undergraduate degree in Management Information Systems from the University of Massachusetts at Dartmouth.

When Joe is not talking to customers about how healthcare data can change their lives, you can find him spending time with his wife and two young sons fishing and beaching it on Cape Cod.  Joe most recently started volunteer coaching his son’s learn-to-skate program and is actively involved in the local youth hockey program. 

As Chief Product Officer of Definitive Healthcare, Kate leads the company’s product innovation and market strategy. She also works in support of operational initiatives across sales and marketing that drive market penetration and execution.

Before joining Definitive Healthcare, Kate worked on the product development team within strategic services at Blue Cross Blue Shield. She began her career as a health analyst at RTI International, an independent non-profit research institute dedicated to improving the human condition worldwide.

Kate holds undergraduate degrees in Anthropology and Global Health from Emory College, and a master’s degree from Harvard School of Public Health.

When Kate is not planning Definitive Healthcare’s next product release, you can find her trying out new recipes in the kitchen (beef wellington is up next). As an avid cook and a lover of the outdoors, Kate and her husband spend much of their time bouncing between the kitchen and the garden—which is quickly expanding with new blooms each season.

As CMO of Definitive Healthcare, Justin is responsible for the strategy, development, and execution of all aspects of marketing for the company, including product marketing, demand generation, corporate marketing, public relations, and corporate communications.  

Prior to joining Definitive Healthcare, Justin served as the vice president of commercial product management at Aetna, a CVS Health company.  Previously, he served as Chief Marketing Officer at GE Healthcare Digital, and in a variety of sales & marketing roles at Novell.  

Justin holds undergraduate degrees in English and History from Dartmouth College, and an MBA from the MIT Sloan School of Management.

When Justin is not debating the finer points of product positioning or lead generation campaigns, you can find him on a Little League baseball field in Natick—where he has coached for nearly a decade—or sitting on the beach in Maine with a good book and a newspaper.

As Chief Talent Officer of Definitive Healthcare, Tom leads transformative change across the organization by creating a company culture that nurtures talent and provides employees with training and growth opportunities.

Tom is an accomplished HR leader, business executive, and communications expert. He has 25 years of experience overseeing big data organizations and finding solutions that elevate company performance and deliver measurable value through its people.  

Prior to joining Definitive Healthcare, Tom served as head of talent management at Homesite Insurance. Previously, he served as a chief human resource officer at Havas Media, and as a VP of marketing at Digitas. 

Tom holds an undergraduate degree in Accounting from Boston College and an MBA from Babson College.  

When Tom is not recruiting the best people into Definitive Healthcare and helping them grow their careers, you can find him jet-setting around the world. Tom and his partner both enjoy traveling—they’ve even toured all 50 US states.  If they aren’t journeying around, they’re enjoying time on Cape Cod with their dog, Pumpkin. Tom is an avid runner and cook, though rarely at the same time. At work, Tom also serves as Definitive Healthcare’s resident stand-up comic.   

As Definitive Healthcare’s Chief Growth Officer, David oversees the company’s corporate development and pricing and focuses on driving growth through a variety of transformation activities.

He is a strategic and operational leader with over two decades of experience in Life Sciences. Prior to joining Definitive Healthcare, David served as COO of PatientFinder. Previously, he served as head of real-world data innovation at Medidata Solutions—the largest software company focused on eClinical solutions.

David has also worked at McKinsey & Company, where he served a variety of pharma, biotech, and private equity clients on strategy, sales, and marketing projects.

David has undergraduate degrees in Psychology and Applied Science from Pace University, and an MBA from the MIT Sloan School of Management.

After David finishes building our company strategy and growth trajectory, he enjoys spending time with his wife and three daughters who, collectively, represent the fan base for his backyard grilling and annual tradition of smoked Thanksgiving turkey.

As CTO of Definitive Healthcare, Scott is responsible for the company’s engineering and product development, enterprise architecture, infrastructure, field support, and information security.   

Scott has nearly 30 years of experience in software engineering, with a focus in healthcare IT. Prior to his role at Definitive Healthcare, Scott served as Senior VP of Engineering and Product Management at Evolent Health—building an industry leading population health and care management platform. 

Prior to Evolent, Scott spent a decade at Anthem Blue Cross Blue Shield where he led development of the Employer, Provider and Consumer Portals.  Early in his career, he served in various hands-on engineering roles building enterprise systems in defense, telecom, and healthcare. 

Scott holds an undergraduate degree in Economics and a master’s degree in Public Policy, both from Western Michigan University.

When Scott pulls himself out of the proverbial technology clouds, you can find him getting his groove on. As an avid music fan, Scott enjoys playing guitar with small groups of friends and attending any live music event he can get to. Scott also enjoys running, backpacking, and spending weekends at the beach.

David Samuels is the Chief Legal Officer for Definitive Healthcare. In this role, David is responsible for the company’s legal and data privacy functions and serves as the Corporation’s Secretary.

David brings 25 years of experience leading legal, corporate development and other functions at entrepreneurially focused private and publicly traded companies. Prior to joining Definitive Healthcare, David held leadership roles at ReferalMob, EnerNOC, Interactions, Guardent (a company he co-founded), and i-Cube. He has also served on the boards of directors of several venture-backed start-ups. David graduated from Brandeis University and received his JD from Northeastern Law School, where he was chosen to deliver the valedictorian address.

When David is not reviewing contracts, he enjoys spending time with his kids and coaching baseball and basketball in his hometown of Brookline.

As President of Monocl, Björn runs the Monocl business unit of Definitive Healthcare. Monocl was acquired by Definitive Healthcare in 2020 and provides life science professionals with a global software solution for expert identification and strategic engagement.

Prior to co-founding Monocl, Björn served as the Chief Commercial Officer for Isofol Medical, a publicly traded pharmaceutical company specializing in oncology. He has co-founded several other businesses, including MSC Nordics and BioStock. Björn also serves as an official member of the Young Entrepreneur Council (YEC).

Björn holds an undergraduate degree in Biotechnology and a master’s degree in Entrepreneurship & Venture Formation, both from Chalmers University of Technology.

When Björn is not searching for medical experts to add to the Monocl database, he enjoys traveling with his family, sports, skiing and driving fast vehicles (within the speed limit, of course).