EwingCole, an architecture, engineering, interior design, and planning firm based in Philadelphia, Pennsylvania, has named principal S. Mark Hebden, AIA, LEED AP, president of the firm. Hebden has grown through five different leadership roles within the 320-person firm, including initiating new markets and practices and leading new office locations. Based in the firm’s headquarters, he has led clients in healthcare, higher education, and senior living, and most recently cultivated the growth of EwingCole’s government practice, including major projects for GSA, USDA, NASA, the U.S. Navy, and the U.S. Army.

Hebden is succeeding John Gerbner, AIA, who served as president from 2005 to 2011. Gerbner will continue working with clients, including Fox Chase Cancer Center and Geisinger Health System.