Jason R. Chrzanowski

Jason is a Senior Project Manager with the Environmental Assessment Group.  He has provided a wide range of consulting services in Massachusetts, Rhode Island, New Jersey, New Hampshire, Connecticut, New York and Ohio.  Additionally, he has over four years of experience in an analytical laboratory setting as a GC/MS analyst of semi-volatiles and volatile organic compounds utilizing various state and federal methodologies.  

David E. Leone, CPG, LSP

Mr. Leone is a geologist with over 20 years of experience performing hazardous waste site investigation and remediation work at state regulated hazardous waste sites.  Mr. Leone joined GZA in 1998 as an Engineer II in the Environmental Site Assessment Group.  He manages sites regulated under the Massachusetts Contingency Plan (MCP) and has managed and supported environmental studies and remedial programs under TSCA and RCRA.  Mr.


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