Executive Management


We understand the industry from the inside out.

The Medical Affairs Company LLC (TMAC) has a seasoned leadership team who knows and acts on trends in the pharmaceutical industry. The team recognized early on that many companies require outside assistance to capitalize on the value of their medical affairs functions and responded by creating the very first Contract Medical Organization (CMO) in 1997.

Our strength is in our people and their experience on both the industry and client service sides. All program directors and the entire management team have significant medical affairs expertise, with an emphasis in initiating, executing and managing Medical Science Liaison and Medical Communications programs.

Meet Our Leadership Team:


Evan DemestihasEvan Demestihas, MD, RPh
Chief Executive Officer

Dr. Demestihas is CEO of The Medical Affairs Company (TMAC), the pharmaceutical industry’s leading Contract Medical Organization (CMO). Dr. Demestihas is a 25-year veteran of the pharmaceutical industry, having held prior executive positions in medical affairs and business development with Bristol-Myers Squibb, Sandoz Pharmaceuticals, and Solvay Pharmaceuticals. In 1997, he established Science Oriented Solutions (SOS), the pharmaceutical industry’s first CMO, and headed up that company for 11 years.

Dr. Demestihas earned his MD from The State University of New York at Buffalo School of Medicine, and a B.S. in Pharmacy from Long Island University, Schwartz College of Pharmacy, in Brooklyn, New York. He has served on the Board of Visitors at the Mercer University College of Pharmacy and Health Sciences since 2000 and is on the adjunct faculty. He holds membership in numerous professional organizations including the American Medical Association, American Pharmaceutical Association, Royal Society of Medicine and American College of Physician Executives.

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David HahnDavid Hahn
Chief Operating Officer

David Hahn is responsible for all internal business operations within The Medical Affairs Company (TMAC). His functions include developing pricing proposals, leading contract negotiations and strategic planning. In addition, he is an integral part of developing and maintaining client relationships. He oversees an excellent management team that has day to day responsibilities for: Finance, IT, Medical Communications, and our business partnerships.

Prior to joining TMAC, David held several executive level positions within the healthcare communications industry over a 15-year period. Most recently, he served as COO of Science Oriented Solutions. Throughout his career, David served in COO and CFO positions with responsibility for businesses in advertising, medical education, public relations and contract sales. Prior to executive level roles, David spent several years in Corporate Finance working in acquisitions and initial public offerings. David holds a Bachelor of Science degree in Finance with a minor in Marketing from Seton Hall University.

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Kyle P. KennedyKyle P. Kennedy
Managing Director

Kyle P. Kennedy is Managing Director of The Medical Affairs Company (TMAC). The primary force behind TMAC’s MSL teams, Kyle is responsible for identifying the needs of existing and potential Medical Science Liaison (MSL) clients, developing solutions, maintaining TMAC client relationships and overseeing all MSL management on behalf of both large and small pharmaceutical, biotechnology and medical device companies.

A 20-year veteran of the pharmaceutical industry, Kyle has experience with various health care organizations, the last two with TMAC. Kyle served as Executive Vice President at Science Oriented Solutions (SOS) from 2001- 2007. Kyle’s medical affairs knowledge and MSL management experience encompass a number of specialty therapeutic areas, span activities occurring in the pre-launch, peri-launch and commercialization phases. This experience, coupled with Kyle’s leadership and intimate knowledge of the MSL position, enables him to identify healthcare professionals possessing the critical skill sets necessary for excelling as an MSL. Kyle has held several key positions in pharmaceutical field sales and Medical Affairs including District Manager, Regional Business Director and Manager of MSL Programs. He gained his breadth of experience over an18-year period with Solvay Pharmaceuticals, Inc and SOS. Kyle has experience in numerous therapeutic areas including pain, cardiovascular, endocrinology, gastroenterology, psychiatry, neurology, rheumatology, urology, respiratory and virology.

Kyle has been a regular speaker at industry conferences throughout his career, sharing his expertise on topics relating to field-based medical teams and MSL Best Practices. Kyle graduated from the University of Wisconsin, Madison earning dual Bachelor of Arts degrees in economics and political science.

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Beth PriceBeth Price
Executive Vice President

Beth Price is Executive Vice President of Business Development, Marketing and Communications at The Medical Affairs Company (TMAC). Beth is the key driver behind business development and customer service for all TMAC clients. One of her key responsibilities is identifying medical/marketing needs of new and existing clients to ensure that TMAC-outsourced programs are strategically aligned with the business objectives of the client company. Beth excels at exploring new and innovative solutions to support and enhance companies’ existing Medical Affairs programs, by realigning existing Medical Science Liaison (MSL) teams or creating complementary services. Beth has over 17 years experience within the pharmaceutical industry, the past ten focused within the Contract Medical Affairs sector.

Prior to joining TMAC, Beth was Executive Vice President at SOS and for over 10 years was paramount to evolving and contributing to the success of the company. She helped secure more than 75 new clients and enhanced client relationships by providing invaluable insight and support. In addition, Beth held a number of management positions within the healthcare communications industry providing pharmaceutical and biotech clients with strategic marketing solutions. Beth is a renowned speaker on topics related to outsourced Medical Affairs, often conducting workshops and presentations at industry meetings and conferences. Beth graduated with Dean’s List honors from Arizona State University, earning a Bachelor of Arts degree in communications.

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Jennifer KingJennifer King
Executive Vice President

Jennifer King is Executive Vice President of Human Resources and Operations at The Medical Affairs Company (TMAC). Jennifer is responsible for establishing, implementing and enforcing policies, procedures and processes to ensure that the operational and strategic needs of the organization are met and in compliance with all local, state and federal regulations. She oversees and manages the operations team, consisting of administrative support, human resources and recruiting, which provides strategic and tactical support activities for all other company departments.

Before joining TMAC, Jennifer held the position of Vice President of Operations at SOS. Prior to SOS, she worked as Director of Human Resources for SCIENS WorldWide supporting a variety of healthcare communications units across advertising, public relations, and medical education. Jennifer holds a Bachelor of Science in Business Administration & Marketing from Fordham University, in New York, and is an active member of the Society for Human Resource Management (SHRM).

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