Skip to main content

Our Leadership

Extensive clinical research experience. Data and technology expertise. Foundational leadership in patient care. The determination to change patients’ lives for the better. This is what our team embodies.

Colleen Hoke

Colleen Hoke

Co-Founder and CEO

Having held leadership and executive positions at clinical research organizations, specialty providers, and healthcare entities, Colleen has more than 25 years of experience in the areas of business development, organizational management, and executive team building. She was a key member of an executive team that built a successful early-phase research site that was later acquired by a major research corporation, and she has contributed to best practice standards for the Association of Clinical Pharmacology Units (ACPU). Colleen holds a bachelor’s degree of science from the University of Tennessee and is a graduate of the Wharton School of Business Executive Leadership course.

Learn More
Don Lazas, MD

Don Lazas, MD

Co-Founder and Chief Medical Officer

With more than 25 years of experience in patient care, healthcare management and delivery, clinical research, and entrepreneurial innovation, Don is a leader who specializes in the care of digestive diseases. He is a graduate of the George Washington University School of Medicine and received post-graduate and fellowship training at Walter Reed Army Medical Center. He is currently a Fellow of the American College of Physicians and a Fellow of the American Gastroenterological Association.

Learn More
Stu Warren

Stu Warren

Chief Financial Officer

Stu has more than 33 years of finance and accounting experience, with a focus in healthcare for the last 20. During that time, he served in senior financial leadership roles responsible for corporate accounting, reporting, and forecasting at national healthcare networks. He currently serves as treasurer on the Board of Trustees at Battle Ground Academy, and in a similar role at Hope Smiles, a nonprofit dental philanthropic organization. Stu graduated from Murray State University.

Learn More
Brent Longenecker

Brent Longenecker

Chief Operating Officer

Brent has more than 20 years of progressive health care leadership experience. Prior to ObjectiveHealth, he served as Senior Division Vice President for Amsurg (Envision Healthcare) and was responsible for working with hundreds of physicians and several nationally recognized Health Systems to operate and grow Ambulatory Surgery Centers across 10 states. Prior to Amsurg, Brent served in a number of leadership positions for Benchmark Medical operating outpatient rehabilitation centers across Pennsylvania. He graduated from Rutgers University with Bachelor of Science he went on to earn a Master of Science in Physical Therapy from Arcadia University and Master of Business Administration from West Chester University.

Learn More
Rebecca Little

Rebecca Little

Executive Vice President, Clinical Strategy and Development

Rebecca Little is an Executive Vice President, Clinical Strategy and Development at ObjectiveHealth in the home office. Prior to joining ObjectiveHealth, Rebecca led the global commercial team for ICON’s clinical research site network, where Rebecca specialized in developing and growing partnerships with both large pharma and biotechs, specifically in the therapeutic areas of Immuno-Inflammation (GI and Derm), Respiratory, CNS, Vaccines, Women’s Health and CVM. Rebecca has worked in the clinical research industry for the last 16 years, both in the research site networks and full service CRO spaces. Rebecca graduated from Clemson University with a BS in Health Science.

Learn More
Josh O’Rourke

Josh O’Rourke

Vice President, Engineering and Data Science

Josh has more than 17 years of experience in software engineering, systems integration, and data science. He has spent the last 12 years in healthcare working to lower costs and improve patient outcomes. During that time, he has served in several senior leadership roles, leading technical strategy and implementation for remote patient monitoring, chronic care management, population health, revenue cycle, and automation initiatives. Josh is a graduate of the Georgia Institute of Technology where he studied Artificial Intelligence and Machine Learning.

Learn More