Kenneth Yass, PE, CHMM

Ken Yass is a Principal Environmental Engineer based in Wisconsin with more than 30 years of experience focused on environmental compliance services for a wide range of industrial clients in…

Nicholas Yafrate, PhD, PE

Nick Yafrate is a Senior Principal Engineer based in Massachusetts with more than 11 years of experience in geotechnical engineering design, geotechnical instrumentation, and solid-waste facility services.

Jessica Yeager, PE, LSP

Jessica Yeager is a Principal Environmental Engineer based in Kansas with more than 14 years of experience focused on strategic, risk-based closures and complex remedial design for legacy and brownfield…

Jeremy Yeglin, PE

Jeremy Yeglin is a Senior Principal Engineer based in Texas with more than 14 years of consulting experience focused on providing multi-disciplinary engineering and environmental solutions to his clients in…