Mark Sevco is the president of Allegheny Health Network. He joined the network in 2025, most recently having served as the chief operating officer of Sutter Health in Northern California. As COO of Sutter, Mr. Sevco led operations for one of California’s largest health systems, with 24 hospitals, 4,000 beds, eight medical foundations, home and hospice care services, ambulatory surgery centers, and other diversified businesses across six California markets.

Prior to joining Sutter in 2023, Mr. Sevco (MBA, MHA) was an executive vice president with Pittsburgh-based UPMC, where he spent 30 years in various senior leadership positions operating the system’s hospital and ambulatory services. Before he departed for Sutter Health, he was president of UPMC Hospitals, leading UPMC’s 40 academic, community and specialty hospitals across Pennsylvania, Maryland and New York. From 2019 to 2021, he served as president of UPMC Children’s Hospital of Pittsburgh.

Mr. Sevco holds a bachelor’s degree in applied mathematics, a master’s degree in business administration, and a master’s degree in health administration from the University of Pittsburgh. He was also an adjunct professor for Pitt’s Graduate School of Public Health.