Geosyntec Oakland, California Office

Each of our offices can assist clients with our complete range of proven and innovative engineering and scientific services from our global network of leading consultants. See a list of our practice areas »

Address: 1111 Broadway Street, 6th Floor, Oakland, CA, 94607, USA

Telephone: 510-836-3034

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Principal Consultants

Rula Deeb, Ph.D., BCEEM, PMP

Rula Deeb is a Senior Principal Civil and Environmental Consultant based in California with more than 25 years of experience focused on private practice and academia addressing the cross-media fate and transport of contaminants, and the remediation of complex soil and groundwater sites impacted by non-aqueous phase liquids.

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Michael Kavanaugh, Ph.D., P.E., BCEE

Mike Kavanaugh is a Senior Principal Environmental Engineer based in California with more than 35 years of consulting experience focused on the areas of water quality, water treatment, and groundwater remediation. He has served a highly diverse group of private and public sector clients directly, through industry associations, and through attorneys.

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Lisa Austin, P.E.

Lisa Austin is a Principal Engineer based in California with more than 25 years of experience focused on water quality and stormwater management.

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Christopher Hunt, Ph.D., P.E., G.E.

Christopher Hunt is a Senior Principal Geotechnical Engineer based in California with more than 20 years of experience focused on managing and supporting a wide variety of geotechnical and geoenvironmental projects.

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Michael McGuire, P.E.

Michael McGuire is a Senior Principal Environmental and Civil Engineer based in California with more than 30 years of experience focused on characterizing and remediating sites affected by past industrial and chemical storage operations.

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Bruce Marvin, P.E.

Bruce Marvin is a Senior Principal Environmental Engineer based in California with more than 15 years of consulting experience focused on remediation strategy development, technology selection, engineering process design, and quality assurance procedures. His clients include private and governmental entities in the United States, Japan, Canada, and Australia.

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John Gallinatti, CHG

John Gallinatti is a Senior Principal Hydrogeologist based in California with more than 25 years of experience focused on quantitative hydrogeology, including groundwater modeling, environmental fate of dissolved organic compounds, well-field design, aquifer testing and analysis, hydrogeologic field investigations, development of conceptual hydrogeologic models, and the design of advanced groundwater remediation systems.

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Lelio Mejia, Ph.D., P.E., G.E.

Lelio Mejia is a Senior Principal Engineer based in California with more than 35 years of experience in geotechnical and earthquake engineering. For many years, he has focused on the challenges of dam and levee engineering and is a leading international authority in this field, with emphasis on the seismic design and performance of dam structures. Lelio leads Geosyntec’s Western U.S. dams and levees practice and is a registered civil and geotechnical engineer.

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Michael J. Minch, P.E., G.E.

Michael Minch is a Senior Principal Geotechnical Engineer based in California with more than 25 years of experience focused on the design, permitting, and construction phases of waste containment facilities and maintenance of their long-term integrity throughout the western United States.

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Syed Rehan, P.E., BCEE

Syed Rehan is a Senior Principal Environmental Engineer based in California with more than 22 years of experience focused on developing engineering solutions and regulatory compliance strategies for environmentally impaired sites impacted by the presence of chlorinated solvents, heavy metals, and hydrocarbons and petroleum products in soil, groundwater, soil vapors, and indoor air.

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