Staff
Company Officers and Principals
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Lucinda Jacobs, Ph.D.
President, Principal Aquatic Scientist -
Betsy Day
Vice President, Principal Sediment Scientist -
Larry F. Marx
Vice President of Corporate Development -
Russell E. Keenan, Ph.D.
Vice President, Principal Toxicologist -
Judi L. Durda
Vice President, Corporate Secretary, Principal Toxicologist -
David Livermore, R.G., L.H.G.
Principal Hydrogeologist -
William Locke, P.E.
Principal Hydrologist -
Randi Wexler
Principal, Regulatory Affairs -
Damian V. Preziosi
Principal Environmental Scientist -
James Lape
Principal Environmental Scientist, Human Health Risk Assessor -
Michael V. Ruby
Principal Scientist -
Steven O. Helgen
Principal Geochemist -
William Cutler, Ph.D., P.G.
Principal -
Reid M. Carscadden, P.E.
Principal Engineer -
Edward P. Conti, C.E.G., C.H.G., P.G.
Principal Geologist
Senior Managing Scientists and Engineers
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Robert Pastorok, Ph.D.
Senior Science Advisor, Ecologist -
Scott Becker, Ph.D.
Senior Managing Ecotoxicologist -
R. Dreas Nielsen
Senior Managing Marine Scientist, Quantitative Analyst -
Les Williams, Ph.D.
Senior Science Advisor, Aquatic Ecologist -
Laura Jones
Senior Managing Scientist -
Todd Martin, P.E.
Senior Managing Engineer, Hydrogeochemist -
Jennifer Sampson
Senior Managing Ecologist -
Andrew Nicholson, Ph.D.
Senior Managing Scientist -
Gene Revelas
Senior Managing Scientist -
Kenneth E. Kolm, Ph.D., P.G., P.Hg.
Senior Science Advisor -
Patrick O. Gwinn
Senior Managing Scientist -
John Samuelian, Ph.D.
Senior Managing Scientist -
Marcia Greenblatt, Ph.D., P.E.
Senior Managing Hydrologist -
Ellen S. Ebert
Senior Managing Scientist -
Ramesh Venkatakrishnan, Ph.D., P.G.
Senior Science Advisor
Randi Wexler
Principal, Regulatory Affairs
Ms. Randi Wexler has more than 25 years of experience as a regulatory specialist, with strong proficiency in regulatory affairs, environmental management system development, litigation support, compliance auditing, property transactions, and permitting. In addition, she develops strategies, implements plans, and negotiates with agencies.
Ms. Wexler has extensive experience with port and industrial projects, and she is responsible for analyzing and interpreting regulations, and for conducting inspections for compliance with RCRA, SARA, TSCA, FIFRA, CAA, and CWA. For clients in many states, Ms. Wexler acts as client manager, inspecting tenant operations for regulatory compliance and interfacing with local, state, and federal agencies during the inspection and permitting process.
In addition, Ms. Wexler develops plans to implement best management practices, helping clients to achieve and maintain substantial compliance with applicable regulations. She has worked closely with companies to develop successful environmental management systems suitable to a company’s individual corporate culture.
She has performed Phase I environmental assessments at numerous industrial and waterfront sites, including marine cargo terminals, airports and airside support facilities, biomedical facilities, demolition activities, paper manufacturers, sawmills, circuit-board manufacturers, timber reload facilities, chrome-plating facilities, warehouses, and offices. She also prepares training materials and emergency response plans.
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