Our Team

Our Team Members

Erik M. Clapp

President / Principal / Senior Geologist

Daniel P. Diffin

Vice President / Principal / Senior Civil Engineer

Peter M. Maher

Chief Financial Officer / Principal

Kevin L. Connolly

Principal / Senior Project Manager / Senior Engineer

Bruce A. Fowler

Principal / Senior Hydrogeologist

Philip H. Gerhardt

Principal / Senior Environmental Engineer

Lisa J. Jacob

Principal / Senior Geologist

Matthew W. Muzzy

Principal / Senior Geotechnical Engineer

Brian D. Pierce

Principal / Chief Engineer

Huqiu Zhang

Principal / Senior Chemist