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We are engineers, scientists,
and innovators.Learn about our commitment to practice excellence.
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Geosyntec Staff Advance the
State of the ProfessionLearn about our academic and research contributions
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Electric Power Utilities
Services for hydro, fossil fuel, nuclear, and renewable energy generating and transmission facilities
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Air Quality Permitting, Compliance and Optimization
Successfully navigating the complex regulatory environment
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Contaminated Sites
Among the world's top professionals for contaminated site assessment and cleanup services
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Geosyntec News & Events
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May 21, 2018:
Adrienne Nemura and Eric Strecker at the 2018 Water Research Foundation Conference »
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May 16, 2018:
Seth Kellogg Tapped by National Ground Water Association for PFAS Advisory Meeting »
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May 14, 2018:
Savron's STAR Technology Earns Prestigious NSERC Synergy Award »
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May 14, 2018:
Geosyntec to Attend Kinder Morgan's Supplier Showcase »
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May 4, 2018:
Geosyntec Staff Brings Non-Point Source Dialogue to the 2018 Ohio Stormwater Conference »
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May 3, 2018:
Rula Deeb to Present on PFASs to the Water Science and Technology Board of the National Academies of Sciences, Engineering and Medicine »
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May 2, 2018:
Bruce Marvin to Present Webinar on Manganese Activated Persulfate (MnAP) for the Treatment of Recalcitrant Organics »
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May 1, 2018:
Bryan VanDuinen to Present on Vapor Intrusion Mitigation Design at Midwestern States Environmental Consultants Association Spring Seminar »
Engineers. Scientists. Innovators.
Our People
We are 1,200 engineers, geologists, scientists, and other technical specialists committed to the idea that technical leadership and client service are the foundations for producing solutions for our clients that are practical, efficient, and sustainable.
Our Practices
We develop and refine our core practices in areas where innovation can deliver practical solutions with substantially improved benefits to our clients when compared to traditional approaches. We focus on service offerings where we can create exceptional value for our clients.
Our Experience
Since our founding in 1983, Geosyntec has completed nearly 10,000 projects worldwide with an outstanding safety record. Our experience delivers on the potential of innovative applications of proven and emerging scientific and engineering technologies.
Practitioner Spotlight
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Rula Deeb, Ph.D., BCEEM, PMP »
Rula Deeb is a Senior Principal Civil and Environmental Engineer 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… -
Helen Dawson, Ph.D. »
Helen Dawson is a Principal Civil and Environmental Engineer based in Washington, D.C. with more than 30 years of experience focused on private practice, academia, and public service. Her practice spans a wide range of technical disciplines including vapor intrusion,… -
Chriso Petropoulou, Ph.D., P.E., BCEE »
Chriso Petropoulou is a Senior Principal Environmental Engineer based in Illinois with more than 25 years of consulting experience focused on a wide variety of clients in the industrial manufacturing sector. Her clients include foundries, metal product manufacturing, rubber manufacturing,…
