Gordon Thrupp, Ph.D., P.G., CHG

Gordon Thrupp is a Principal Hydrogeologist based in California with more than 25 years of experience focused on evaluating geological and hydrogeological conditions. He has specialized in quantitative analysis of…

Eric Tollefsrud, P.G.

Eric Tollefsrud is a Principal Hydrogeologist based in Minnesota with more than 25 years of environmental consulting experience focused on the characterization and remediation of soil, soil vapor, and groundwater…

Keith Tolson, Ph.D.

Keith Tolson is a Senior Principal Environmental Scientist based in Florida with more than 15 years of experience focused on environmental sciences. He Specializes in the application of risk-based principles…

Denise Tripp

Denise Tripp is a Senior Consultant based in Massachusetts with more than 35 years of experience focused on environmental assessment and remediation and litigation support for clients in the paper,…

Jeffrey Tyburski, P.G.

Jeffrey Tyburski is a Principal Geologist based in North Carolina with more than 32 year of experience focused on environmental brownfields redevelopment solutions to support property due diligence and acquisition,…