March 18, 2021 · (Updated: July 18, 2023) LeadershipRooted in our core values, our leadership team is dedicated to the wellbeing of our clients, staff, and our communities Board of DirectorsCorporateFederal, Coastal, & InternationalMining & EnvironmentalWater Resources & SupplyMarsh Lavenue, PhDBoard Chair, Chief Executive Officer, Principal Hydrogeologist Robert MaloneBoard Member, Director & Compensation Committee Chair Van Kelley, PGCorporate Treasurer and Secretary, Executive Vice President, Principal Hydrogeologist Peter Castiglia, PGPresident, Mining and Environmental Cynthia Ardito, PH, CGWPExecutive Vice President, Principal Hydrogeologist Alaa Aly, PhD, PE, CGWPExecutive Vice President, Principal Environmental Engineer Neil Deeds, PhD, PEExecutive Vice President, Principal Water Resources Engineer Abhishek Singh, PhD, PEPresident, Water Resources and Supply Principal Water Resources Engineer Tricia JohnsonExecutive Vice President, Marketing, Principal Environmental Scientist