Environmental Expert Witnesses

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Environmental expert witnesses practice in a variety of fields, including environmental law, environmental engineering, environmental health and safety, and environmental science. Some of the most common specialties among environmental expert witnesses include hazardous waste management, air quality analysis, water pollution control, soil contamination assessment, and climate change impact studies. They can opine on the effects of industrial pollution, impacts of land development, natural resource depletion, waste disposal practices, and climate change policies.

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Dr Mary Beth TerryView profile

ID: 501843

Dr. Mary Terry, PhD

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New York

Dr. Mary B. Terry has 25 years of experience in Epidemiology and Environmental Health. She earned her BA in International Affairs from George Washington University, her MA in Economics from the University of Washington, and her PhD in Epidemiology from Columbia University Graduate School of Arts and Sciences. Formerly, she served as an Assistant Professor in the Department of Epidemiology at...

Chemical Process Engineering Expert WitnessView profile

E-705117

Chemical Process Engineering Expert Witness

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Florida

This chemical engineering expert earned a chemical engineering degree from the Universidad de Matanzas in Cuba and specializes in proposal writing and commercial agreement negotiations, process engineering, project engineering, project management, plant operation, and environmental engineering. He is active in his field as a member of several engineering associations, as a translator of numerous...

Dr Laura C GreenView profile

ID: 133112

Dr. Laura Green, PhD, DABT

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Massachusetts

Dr. Laura C. Green has 42 years of experience in the field of Toxicology. She earned her BA in Chemistry from Wellesley College and her Ph.D. in Biological Engineering from the Massachusetts Institute of Technology. She completed her post-doctoral research fellowship in Environmental Toxicology at the Massachusetts Institute of Technology. Formerly, this expert served as the Founder and President...

Dr Ryan Charles LewisView profile

ID: 6771104

Dr. Ryan Lewis, MS, PhD, CIH

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California

Dr. Ryan C. Lewis has 18 years of experience in the field of Industrial Hygiene and Environmental Epidemiology, specializing in Environmental Health Sciences, Occupational Health and Safety, and Exposure Science. He earned his BS in Anthropology from the University of Michigan, his MS in Environmental Health and Industrial Hygiene from the Harvard T.H. Chan School of Public Health, and his Ph.D....

Dr Court D SandauView profile

ID: 144009

Dr. Court Sandau, PhD

Dr. Court D. Sandau has 23 years of experience in the field of Environmental Chemistry. He earned his BS in Chemistry and Environmental Science from Western University and his Ph.D. in Chemistry from Carleton University. Formerly, this expert held roles such as the President and Senior Chemist at TRIUM Environmental Inc. and as an Adjunct Professor in the Department of Civil Engineering at the...

Dr Brent Daniel KergerView profile

ID: 144560

Dr. Brent Kerger, PhD, DABT

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California

Dr. Brent Kerger has over 35 years of experience in Toxicology and Epidemiology. He earned his BS in Chemistry from Florida State University and his PhD in Toxicology from the University of Arkansas for Medical Sciences. Today, this expert is board-certified in Toxicology. Formerly he served as the Director at Health Science Resource Integration, Inc and as a Senior Principal Health Scientist at...

Dr Danny David ReibleView profile

ID: 631185

Dr. Danny Reible, PhD, PE, BCEE

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Texas

Dr. Danny D. Reible has over 37 years of experience in the fields of Chemical and Environmental Engineering. He earned his BS in Chemical Engineering from Lamar University and his MS and PhD in Chemical Engineering from the California Institute of Technology. Today, Dr. Reible is licensed as a Professional Chemical Engineer in the state of Louisiana. Formerly, he held roles as Professor in the...

Dr Paul Edward RosenfeldView profile

ID: 72244

Dr. Paul Rosenfeld, PhD

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California

Dr. Paul E. Rosenfeld has 24 years of experience in Soil Science and Environmental Science. He earned his BA in Environmental Studies from the University of California, Santa Barbara, his MS in Environmental Studies from the University of California, Berkeley, and his Ph.D. in Soil Chemistry from the University of Washington. Formerly, this expert served as an Adjunct Professor and Assistant...

Dr Nadia H MooreView profile

ID: 112377

Dr. Nadia Moore, DABT, PhD, CIH, FATS

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Washington

Dr. Nadia H. Moore has 30 years of experience in Toxicology. She earned her BS in Chemistry from Pacific Lutheran University and her PhD in Toxicology from the University of Washington. Today, this expert is certified as an Industrial Hygienist by the Board for Global EHS Credentialing. She is also a Diplomate of the American Board of Toxicology. Formerly, this expert served as a Pharmacologist...

Dr David Hay GarabrantView profile

ID: 140894

Dr. David Garabrant, MD, MPH

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Michigan

Dr. David H. Garabrant has 43 years of experience in the fields of Internal Medicine and Occupational Medicine with expertise in Epidemiology and Emergency Medicine. He earned his BS in Chemical Engineering from Tufts University, his MD from Tufts University School of Medicine, and his MS in Physiology and MPH from Harvard T.H. Chan School of Public Health. He completed his residency in Internal...

Mr Daniel James HartwigView profile

ID: 7081042

Mr. Daniel Hartwig, CSP, CIH-CP

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Florida

Mr. Daniel J. Hartwig has 54 years of experience in Safety and Premises Liability. He earned his BS in Environmental Engineering from the University of Wisconsin Madison. Today, this expert is a Certified Industrial Hygienist through the Board for Global EHS Credentialing and a Certified Safety Professional through the Board of Certified Safety Professionals. Formerly, this expert served as an...

Dr Dennis James PaustenbachView profile

ID: 6033015

Dr. Dennis Paustenbach, PhD, CIH, DABT, FATS

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Wyoming

Dr. Dennis Paustenbach has 50 years of experience in the fields of Industrial Hygiene and Toxicology. He earned his BS in Chemical Engineering from the Rose Hulman Institute of Technology, his MS in Industrial Hygiene from the University of Michigan and in Counseling Psychology from Indiana State University, and his Ph.D. in Environmental Toxicology from Purdue University. He has also received a...

Dr Mira M HidajatView profile

ID: 6090769

Dr. Mira Hidajat, PhD

Dr. Mira Hidajat has nearly 20 years of experience in Medical Statistics and Population Health. She earned her BA in Sociology from Calvin University, her MA in Sociology from Michigan State University, and her PhD in Demography and Sociology from Pennsylvania State University. She completed her Postdoctoral Fellowship at the University of Utah's Institute of Public and International Affairs....

Dr Joseph Mathias BraunView profile

ID: 278410

Dr. Joseph Braun, MSPH, PhD

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Rhode Island

Dr. Joseph M. Braun has 13 years of experience in Epidemiology. He earned his BS in Biochemistry from the University of Wisconsin Madison, his BS in Nursing from the University of Wisconsin Milwaukee, and both his MSPH and Ph.D. in Epidemiology from the University of North Carolina at Chapel Hill. Formerly, this expert served as an Associate Professor of Epidemiology and as the RGSS Assistant...

Dr F Peter GuengerichView profile

ID: 150611

Dr. F Guengerich, PhD

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Tennessee

Dr. F. Peter Guengerich has 49 years of experience in the fields of Biochemistry and Pharmacology. He earned his BS in Agricultural Science from the University of Illinois and his PhD in Biochemistry from Vanderbilt University. He completed his Predoctoral Training and Postdoctoral Training from the United States Public Health Service Hospital and his Research Fellowship from the University of...

Dr Jason R. CannonView profile

ID: 146896

Dr. Jason Cannon, PhD

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Indiana

Dr. Jason R. Cannon has over 15 years of experience in the field of Toxicology and Neuroscience. He earned his Bachelor of Science from Michigan State University and his Ph.D. in Toxicology from the University of Michigan. After completing his postdoctoral fellowship at the Pittsburgh Institute for Neurodegenerative Diseases, University of Pittsburgh, he has held various academic and leadership...

Dr Kenneth Steven KorachView profile

ID: 179479

Dr. Kenneth Korach, PhD

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North Carolina

Dr. Kenneth S. Korach has 54 years of experience in the field of Toxicology. He earned his BS in Biology from Augusta University and his PhD in Endocrinology from the Medical College of Georgia at Augusta University. He completed his research fellowship in Reproductive Medicine from Harvard Medical School. Formerly, this expert served​ as an Adjunct Professor in the Department of Molecular...

Dr Judy Sue LaKindView profile

ID: 90787

Dr. Judy LaKind, PhD

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Maryland

Dr. Judy S. LaKind has 37 years of experience in the fields of Epidemiology and Public Health. She earned her BA in Earth and Planetary Sciences from Johns Hopkins University, her MS in Geology from the University of Wisconsin Madison, and her PhD in Geography and Environmental Engineering from Johns Hopkins University. Formerly, she served as an Adjunct Associate Professor in the Department of...

Mr James Wartell StanleyView profile

ID: 6764901

Mr. James Stanley

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Tennessee

Mr. James W. Stanley has over 58 years of experience in the fields of Occupational Health and Workplace Safety. He earned his BS in Business Administration from Elizabethtown College. Formerly he served as the Deputy Assistant Secretary of Labor at the Occupational Safety and Health Administration and as the Vice President of Safety & Health at AK Steel Holdings Corporation. He currently serves...

Mr Thomas Wayne BlackburnView profile

ID: 141495

Mr. Thomas Blackburn, PE, GE, FASCE, FACEC

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California

Mr. Thomas W. Blackburn has 30 years of experience in Civil Engineering. He earned his BS and MS in Civil Engineering from Missouri University of Science and Technology. Today, this expert is licensed as a Professional Civil Engineer in the states of California and Nevada and as a Geotechnical Engineer in the state of California. Formerly, this expert served as the President of Anderson...

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The Average Environmental Expert Witness
Charges $375 / Hour

Based on hourly rates. Compare expert witness rates across thousands of specialties in all 50 states.

  • Review Fee

    $325

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

  • Deposition Fee

    $375

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

  • Court Fee

    $425

    Fee info

    This represents an expert’s hourly rate for participating in depositions. Experts may charge more for depositions that require them to travel, and some experts choose to bill a flat, daily or half-daily rate for deposition appearances.

Environmental Expert Witness FAQs

An environmental expert witness provides specialized knowledge and insights on environmental matters, such as pollution, conservation, climate change, and sustainability. They can help interpret complex scientific data and provide credible testimony.

Environmental expert witnesses are often needed in cases involving land use disputes, contamination issues, natural resource damages, regulatory compliance, hazardous waste management, and environmental impact assessments.

Yes. Environmental experts with a focus on climatology can provide valuable insights into climate change-related disputes, including those related to carbon emissions, sea-level rise, and extreme weather events.

Absolutely. Subspecialties can include air quality, water quality, soil science, toxicology, ecology, geology, meteorology, and many others. The choice of expert depends on the specifics of the case.

In construction disputes, an environmental expert can assess potential impacts on local ecosystems or evaluate compliance with environmental regulations. They may also analyze soil stability or contamination risks.

Expert Institute offers a personalized approach to help you find the highest quality experts. We source actively-practicing professionals who match all your requirements for specialty areas, work experience, litigation history, fee range, certifications, location, and more.

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