James Wang, Ph.D., P.E.

James (Yu-Sheng) Wang is a Principal Environmental Engineer based in Maryland with more than 18 years of experience focused on developing and applying innovative assessment and remediation technologies. James has…

Gary Wealthall, Ph.D.

Gary Wealthall is a Senior Principal Consultant based in United Kingdom with more than 25 years of experience focused on contaminant hydrogeology research and practice. He advises regulatory authorities and…

Nandra Weeks, P.E.

Nandra Weeks is a Senior Principal Environmental Engineer based in Florida with more than 30 years of professional experience focused on the engineering and remediation issues associated with environmentally-impaired property…

Susan Welt, M.P.H., P.E.

Susan Welt is a Principal based in Massachusetts with almost 20 years of experience focused on the investigation and remediation of industrial sites, former manufactured gas plants (MGP), mining operations,…

Chuck Whisman, P.E.

Chuck Whisman is a Senior Principal Engineer based in Pennsylvania with more than 26 years of professional experience focused in the areas of soil and groundwater assessment/remediation, system optimization, compliance,…

Jimmy Whitmer, P.G., CHMM

Jimmy Whitmer is a Senior Principal Geologist and Hydrogeologist based in Georgia with more than 30 years of experience directing multidisciplinary projects focused on water supply development, site characterizations for…

Anju Wicke

Anju Wicke is a Senior Principal Scientist based in California with more than 25 years of experience in environmental consulting focused on program management, financial management, and contracting services for…

Jennifer Wilkie, Ph.D., P.E.

Jennifer Wilkie is a Principal Engineer based in Illinois with more than 20 years of experience in environmental research and consulting focused on providing multidisciplinary services and support to clients.

Kim Williams, P.E., CPSWQ

Kim Williams is a Senior Consultant Water Resources Engineer based in California with more than 20 years of experience focused on civil and environmental engineering.

Sam Williams, P.G., CHG

Sam Williams is a Senior Principal Hydrogeologist based in California with more than 25 years of experience focused on the characterization and remediation of soil and groundwater contamination at industrial…

Matthew Wissler, P.G.

Matt Wissler is a Principal Hydrogeologist with more than 14 years of experience focused on the evaluation of water resources, hydrogeologic investigations relating to resource and waste permitting, and contaminated…

Veryl Wittig, P.G., CHG

Veryl Wittig is a Senior Principal Hydrogeologist based in California with more than 20 years of experience focused on complex environmental site assessment, hazardous materials management, and regulatory compliance for…

Jim Wragg, FGS

Jim Wragg is a Senior Principal Hydrogeologist based in the United Kingdom with more than 20 years of experience focused on the detailed investigation, assessment and remediation of contaminated soil…