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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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June 18, 2018:
Elizabeth Toot-Levy Contributes to Integrated Wastewater and Stormwater Planning Article for the Ohio Water Environment Association »
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June 14, 2018:
Neal Durant to Serve as Faculty and Emerging Contaminants Panel Leader at the American Law Institute Environmental Litigation 2018 Course »
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June 11, 2018:
Jill Johnson to Present Revitalization Case Study: Developing Trench & Fill Solid Waste at the Annual Northwest Florida Brownfields Redevelopment Forum »
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June 6, 2018:
Jamey Rosen to Moderate and Present at Deep Foundations and Ground Improvement Conference in Rome »
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June 5, 2018:
Geosyntec Staff Featured at the ILTA 2018 International Operating Conference & Trade Show »
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June 1, 2018:
Savron's STARx HottpadTM Technology Earns Grand Prize Industrial Waste Practice Award »
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May 31, 2018:
Paul Tschirky to Lead Resiliency Planning Discussion at the 29th Annual A&WMA 2018 Joint Florida/Alabama Technical Conference »
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May 31, 2018:
Seth Kellogg Represents National Ground Water Association at U.S. EPA PFAS Leadership Summit »
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,…
