Sg2 Experts

Sg2’s team of experts leads the development of analytics, intelligence and consulting. Their thoughtful analysis and provocative opinions guide health care leaders as they navigate the evolving health care landscape.


Trevor DaRin Director

As a director on Sg2’s Enterprise Strategy team, Trevor works with members on primary care/access strategy, rural health, Medicare Advantage and strategic planning. Trevor also worked for 5 years on the account services team, interacting directly with health systems around the country to maximize Sg2 analytics and other resources. Prior...

Chad Giese Associate Principal

As the leader of the cardiovascular team, Chad develops Sg2’s cardiovascular intelligence and strategic insights to help members navigate the current landscape and future projections for CV services. He works closely with members via calls, webinars, retreat facilitation and consulting engagements to help inform and advise future strategic direction on...

David DiLoreto, MD, MBA, FACS

David DiLoreto, MD, MBA, FACS Principal

David DiLoreto is a principal at Sg2 and a physician executive with 2 decades of experience in health system, physician practice and managed care strategy and operations. Prior to Sg2, Dr DiLoreto provided health care consulting and advisory services as senior vice president at GE Healthcare. Additionally, he served as...

Mark Holmquist

Mark Holmquist Associate Principal

As part of the Life Sciences and Industry team, Mark leads the sales and delivery of MarketPulse, one of Sg2’s newest product offerings. MarketPulse provides medical device and pharmaceutical drug purchase data from over 3,500 health care facilities in the US, including hospitals, ambulatory surgery centers and physician offices. Mark...

Michael Humphrey

Michael A Humphrey National Vice President

Michael helps Sg2 members achieve their strategic growth and performance goals by proactively aligning Sg2 intelligence and analytic resources with their specific needs. Working with Sg2’s academic medical center and international clients, he provides a better understanding of leading practices in market trends, health care technologies and clinical advances, incorporating...

Jim Jacobsohn National Vice President

Jim brings 20 years of strategy experience in the health care and political arenas to his National Vice President role. Previously, Jim co-led Sg2’s Client Service team, focusing on operations and the integrated delivery of Sg2’s analytics and intelligence. Jim worked with hospitals and large multihospital health systems to maximize...

Karl Karlsson, PhD

Karl Karlsson, PhD Principal and General Manager

As the lead on the Sg2 Life Sciences and Industry team, Karl leverages nearly 20 years of life sciences experience to develop strategies and solutions for biopharma, medical device, distributors, health IT and finance services. On a day-to-day basis, he helps position Sg2 as a strategic advisor in partnerships between...

Karyl Kopaskie, PhD

Karyl Kopaskie, PhD Senior Director

Karyl applies her research and strategy expertise to leading the women’s health and pediatrics team, while working closely with her clinical and enterprise counterparts. She is a thought leader specializing in service line strategy and program development, as well as key trends impacting women’s and children’s services. Collaborating with Sg2’s...

Mark Larson Principal

Mark leads research and development and works with organizational leadership as they transition to value-based care and consumerism across the clinical enterprise. He is a thought leader in strategy for emerging consumerism, patient access, innovative care delivery and workforce models. Additionally, he frequently networks with industry leaders; actively interprets industry...

Kevin Lieb

Kevin Lieb Principal

Kevin is responsible for business development and client relationship efforts. He has more than 24 years of health care–related experience delivering solutions across a broad spectrum of hospital based initiatives, which include project leadership related to physician alignment, quality improvement, patient satisfaction, service line strategy and market development, as well...

Rebecca Limestall

Rebecca Limestall Principal

Rebecca directs the delivery of Sg2 intelligence via educational offerings such as conferences, courses and webinars. She oversees Sg2’s flagship annual conference series, the Sg2 Executive Summit, which presents thought leadership and strategic advice to more than 1,000 health care executives across the US. As leader of Sg2 member education,...

Christopher McBride

Chris McBride Principal

Chris has more than 30 years of experience in health care consulting and has worked with hospitals, health systems, physician practices and suppliers within the industry. His consulting focus has included financial management, strategic planning, marketing/communications plan development and implementation, hospital-physician managed care negotiation, hospital-physician alignment, market growth, program development,...