NORWOOD, MA — GZA GeoEnvironmental, Inc. (GZA) has named Patrick Sheehan, P.E., as chief executive officer, effective March 2, 2019. He succeeds William Hadge, P.E., who has served in the role since 2013. GZA also announced that John Murphy, C.C.M., has been promoted to the new position of Chief Operating Officer as of March 2, 2019. Sheehan is a professional engineer and has been with GZA for 28 years. He has led many of GZA’s largest and most complex geoenvironmental projects, including design/build and guaranteed fixed price remediation efforts. He most recently served as one of GZA’s four Operations Officers, who are responsible for the day-to-day leadership of the firm, and as a member of GZA’s executive team. A GZA employee for over 30 years, Murphy is a certified construction manager and has spent his entire career leading the development and growth of the company’s construction management, remediation, and demolition practices. Read More.