Tiffany Adams, Ph.D., P.E.

Tiffany Adams is a Principal Engineer based in Colorado with more than 20 years of experience focused on geotechnical and civil engineering analysis and design for dams, levees, and hydraulic…

David Adilman, P.G.

David Adilman is a Principal Hydrogeologist based in in Massachusetts with more than 30 years of experience focused on the characterization and remediation of soil and groundwater.

Jeffrey Ahrens, P.E.

Jeffrey Ahrens is a Principal Environmental Engineer based in North Carolina with more than 15 years of experience focused on environmental assessments; remedial system design and optimization; assessment and mitigation…

Jacquelyn Allmond, Ph.D., P.E.

Jacquelyn Allmond is a Senior Engineer based in Maryland with more than 12 years of experience focused on geotechnical and earthquake engineering for a variety of dam, waste containment, and…

Wayne Amber, Ph.D.

Wayne Amber is a Principal based in Michigan with more than 15 years of experience focused on the development and implementation of site characterization and in situ remediation technologies.

Benjamin Amos, Ph.D., P.E.

Ben Amos is a Principal Remedial Design Engineer based in Georgia with more than 11 years of experience focused on soil and groundwater remediation and the management of groundwater risks…

Hamid Amini, Ph.D., P.E.

Hamid Amini is a Principal Engineer based in California with more than 16 years of experience delivering a range of environmental engineering and civil development projects for public and private…

Robert Anderson, LHG, CWRE

Bob Anderson is a Senior Principal Hydrogeologist based in Washington with more than 30 years of experience focused on water resources development and management in the western United States.

Robert Annear, Ph.D., P.E.

Robert Annear is a Senior Principal Environmental Engineer in our Water Resources Practice based in Oregon with more than 25 years of experience focused on the development and calibration of…

Jennifer Arblaster

Jennifer Arblaster is a Project Scientist based in Vermont with eight years of experience in ecological and human health risk assessment, sediment site characterization, bioaccumulation modeling and evaluation of environmental…

Ron Arcuri, P.G.

Ron Arcuri is a Senior Consultant based in Pennsylvania with more than 20 years of experience providing innovative, cost-effective solutions to meet client business objectives, who has led project teams…

Ravi Arulanantham, Ph.D.

Ravi Arulanantham is a Senior Principal Consultant based in California with more than 20 years of experience focused on risk assessment and remediation management. He is recognized as a leader…

Melissa Asher, P.E.

Melissa Asher is a Senior Principal Environmental Engineer based in Washington State with more than 14 years of professional experience focused on contaminated site assessment, remediation, environmental due diligence, and…

Lisa Austin, P.E.

Lisa Austin is a Principal Engineer based in California with 30 years of experience focused on water quality and stormwater management.