Environmental Toxicology Expert Witnesses

Environmental & Science Expert Witness Listings

On this page you will find consultants who may qualify as an environmental toxicology expert. Consultants found here may opine regarding toxic chemicals exposure, neurotoxicology, PCBs, benzene, arsenic, creosote, black carbon, diesel, fumes hexavalent chromium, trichloroethylene, perchloroethylene, sulfur dioxide, ammonia, chlorine, and asbestosis. The experts found here may provide reports on chemical toxicology, carcinogenesis, plutonium, chemical burns, chemical spills, and forensic toxicology. These toxicologists may also provide expert witness testimony on pollutants, ecological systems, ecology, and radiation poisoning, among other topics.

You may limit your search for Environmental Toxicology expert witnesses to a specific area by selecting a state from the drop down box.

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Expert Witnesses

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Featured Experts
Ted Simon (Ted Simon LLC)

Ted Simon (Ted Simon LLC)

Award winning toxicologist and scientist. 10+ years’ experience as a toxicologist employed by the Environmental Protection Agency (EPA). Served as EPA’s senior toxicologist in the waste management division working on risk and soil cleanup. Expertise... Learn More ›

Randy D Horsak (3TM Consulting, LLC)

Randy D Horsak (3TM Consulting, LLC)

3TM Consulting offers environmental engineering and science consulting in the areas of site contamination, site remediation and restoration, engineering cost estimating, and environmental forensics. Learn More ›

Hung K Cheung, MD, MPH, FACOEM (Cogency)

Hung K Cheung, MD, MPH, FACOEM (Cogency)

Hung K. Cheung, MD, MPH, FACOEM, is the President of Cogency Solutions. in Baltimore, Maryland. Dr. Cheung is a graduate of Loyola College in Baltimore and received his Medical degree from University of Maryland Medical School. His first residency and... Learn More ›

Richard A Stripp (American Scientific Consultants Corp)

Richard A Stripp (American Scientific Consultants Corp)

With internationally recognized experts, ASC delivers impartial scientific evaluation of the role of drug and chemical exposure in civil and criminal litigation. ASC expert toxicologists have extensive expertise in the toxicological exposure, effects,... Learn More ›

Jenifer S. Heath, Ph.D.

Jenifer S. Heath, Ph.D.

Dr. Heath helps attorneys understand the potential health impacts of chemical exposures. She is a toxicologist with over 30 years of experience in her field. Dr. Heath serves as a testifying or non-testifying expert on cases related to toxic effects... Learn More ›
James C Norris (Norris Consulting Services)

James C Norris (Norris Consulting Services)

Location: Arkansas
Areas of Expertise: Dr. Norris has training in both pharmacology and toxicology and has been practicing for over 20 years. He has provided testimony to governmental agencies, served as an industrial site crisis team member,...
Ronald D Schaible, CIH, CSP, CPE (Robson Forensic Inc.)

Ronald D Schaible, CIH, CSP, CPE (Robson Forensic Inc.)

Location: Multiple Locations
Areas of Expertise: Ron Schaible, CIH, CSP, P.E. is Certified in the Comprehensive Practice of Industrial Hygiene (CIH), Certified Safety Professional (CSP), a Registered Professional Engineer #36714-Safety (Massachusetts),...
Ernest P. Chiodo, M.D., M.S., M.B.A., J.D., M.P.H., C.I.H. (South Florida Mold & Toxicology Center)

Ernest P. Chiodo, M.D., M.S., M.B.A., J.D., M.P.H., C.I.H. (South Florida Mold & Toxicology Center)

Location: Florida
Areas of Expertise: South Florida Mold and Toxicology Center provides evaluation and forensic consultation concerning mold and toxicology exposure issues. The forensic toxicology services are provided by Ernest P. Chiodo,...
Matthew Marcus, PE, RG (Partner Engineering and Science, Inc.)

Matthew Marcus, PE, RG (Partner Engineering and Science, Inc.)

Location: California
Areas of Expertise: Technical Director Matthew Marcus, PE, RG, has twenty years of experience in the engineering and construction industry including work on commercial, industrial, residential, public works, transportation,...
The Kupiec Group

The Kupiec Group

Location: Oklahoma
Areas of Expertise: Thomas C. Kupiec, Ph.D. and Philip Kemp, Ph.D. have over 50 cumulative years experience as experts in the fields of forensic toxicology and pharmaceutical sciences. Drs Kupiec and Kemp have significant...
Michael D. Klein, P.E., CHMM, C.F.E.I. (Robson Forensic, Inc.)

Michael D. Klein, P.E., CHMM, C.F.E.I. (Robson Forensic, Inc.)

Location: Multiple Locations
Areas of Expertise: MICHAEL D. KLEIN, P.E., CHMM, C.F.E.I. Professional Engineer - Certified Hazardous Materials Expert - Certified Fire & Explosion Investigator - Manufacturing Processes & Procedures - Environmental Management...
Meyer R. Rosen (CPC, CChE, CFEI, FRSC, FAIC, FACFE, DABFET)

Meyer R. Rosen (CPC, CChE, CFEI, FRSC, FAIC, FACFE, DABFET)

Location: New York
Areas of Expertise: Mr. Meyer R. Rosen has over thirty-five years of industrial experience in chemistry and chemical engineering. He also has 15 years experience as an Adjunct Professor of Fire Science. He serves as an expert...
Thomas Dydek (Dydek Toxicology Consulting, LLC)

Thomas Dydek (Dydek Toxicology Consulting, LLC)

Location: Texas
Areas of Expertise: Dr. Thomas M. Dydek is a Ph.D., Board-Certified Toxicologist (D.A.B.T.) and Licensed Professional Engineer (P.E.) with more than 30 years of continuous experience in the environmental field. He has served...
David L Mitchell, Ph.D. (GEO Associates)

David L Mitchell, Ph.D. (GEO Associates)

Location: Texas
Areas of Expertise: GEO Associates provides litigation support services and expert witness testimony for civil and criminal investigations and insurance industry cases (both plaintiff and defendant) that involve Groundwater...
Richard J. Lee, Ph.D. (RJ Lee Group)

Richard J. Lee, Ph.D. (RJ Lee Group)

Location: Pennsylvania
Areas of Expertise: Dr. Richard J. Lee is CEO of RJ Lee Group, Inc. and serves as an expert witness and scientific legal strategist. His expertise encompasses materials analysis, nanotechnology, mining and minerals, air quality,...
Paul Damian PhD, MPH, DABT, ERT (Damian Applied Toxicology, LLC)

Paul Damian PhD, MPH, DABT, ERT (Damian Applied Toxicology, LLC)

Location: California
Areas of Expertise: Dr. Paul Damian is a Board Certified Toxicologist (Diplomate of the American Board of Toxicology [DABT]) and European Registered Toxicologist (ERT) with over 30 years of experience assessing the human...
John Shaw, PE (John Shaw Consulting LLC)

John Shaw, PE (John Shaw Consulting LLC)

Location: California
Areas of Expertise: Water, Wastewater and Sewer industry – John Shaw has a unique combination of an operations and an engineering background. Sanitary engineering including water (potable) and wastewater (industrial...
ForensisGroup, Inc. (The Expert of Experts)

ForensisGroup, Inc. (The Expert of Experts)

Location: Multiple Locations
Areas of Expertise: For over 20 years, ForensisGroup has provided the nation’s top law firms, insurance agencies, government entities and many other industries with highly qualified expert witnesses and consultants. Experts...
Jon J. Pina, MS, CSP (Evergreen Environmental Health and Safety, Inc.)

Jon J. Pina, MS, CSP (Evergreen Environmental Health and Safety, Inc.)

Location: Pennsylvania
Areas of Expertise: Mr. Pina has forty plus years experience in safety, health, and environmental management/loss prevention for construction, demolition, coal, chemical, steel, environmental remediation,and hazardous waste....
Mary Jane Wilson (WZI Inc.)

Mary Jane Wilson (WZI Inc.)

Location: California
Areas of Expertise: Headquartered in Bakersfield, California, with an additional office in Houston, Texas, WZI Inc. is an environmental and consulting engineering company, which has achieved a reputation for high quality,...
Rob Klein, MS, CIH (Coastal Safety, LLC)

Rob Klein, MS, CIH (Coastal Safety, LLC)

Location: Connecticut
Areas of Expertise: Rob Klein, MS, CIH, is the principal consultant of Coastal Safety, LLC. He is a seasoned EHS professional with 30 years of experience in occupational health and safety. He has conducted and published...
Clement Mesavage (

Clement Mesavage ("Clem") (MIDSTREAM FARM LLC / usaclem@erols.com)

Location: Virginia
Areas of Expertise: Oil, Gas, Chemical INFRASTRUCTURE Emphasis. Bulk Liquid Terminal Consultant and pipeline System Consultant for over 40 years; experience at over 1,000 aboveground tank terminals and pipelne systems nationwide...
John Vasiliades, PhD, DABFT, DABCC (Toxicology Laboratories, Inc.)

John Vasiliades, PhD, DABFT, DABCC (Toxicology Laboratories, Inc.)

Location: Nebraska
Areas of Expertise: Toxicology Laboratories, Inc. (“TLI”) is an Omaha, Nebraska based forensic toxicology consulting services practice, providing toxicology consulting services in forensic, clinical, and general toxicology....
Nelhs Betancourt (OccMed, Inc.)

Nelhs Betancourt (OccMed, Inc.)

Location: California
Areas of Expertise: Nelhs Betancourt, MD, MPH is an academically trained Occupational Medicine specialist with a very strong technical biochemistry background and board certification in Internal Medicine. He is also board...
Harvey M. Cohen, Ph.D., C.I.H. (Cambridge Technical Associates)

Harvey M. Cohen, Ph.D., C.I.H. (Cambridge Technical Associates)

Location: Massachusetts
Areas of Expertise: Dr. Cohen is an Ph.D Chemist and Certified Industrial Hygienist, who consults and testifies regarding Chemistry, Adverse Chemical Effects, DWI, Liquor Liability, Dram Shop, Alcohol Toxicology and Effects,...
C.J. Abraham (Technical Director, Scientific Advisory Services, Ltd.)

C.J. Abraham (Technical Director, Scientific Advisory Services, Ltd.)

Location: New York
Areas of Expertise: Dr. Abraham has over forty years of international experience consulting to insurance companies, municipalities, government agencies, and the legal profession. He has consulted in more than 3,500 matters...
Michael A. Wolfson, M.D., M.P.H. M.S. (Syracuse Occupational and Environmental Medicine Consultants)

Michael A. Wolfson, M.D., M.P.H. M.S. (Syracuse Occupational and Environmental Medicine Consultants)

Location: New York
Areas of Expertise: Dr. Wolfson has been fellowship-trained and board certified in Occupational & Environmental Medicine, board certified in Family Medicine, and certified by examination in Addiction Medicine. He received...
Ernest P. Chiodo, M.D., J.D., M.P.H., M.S., MBA, CIH (Ernest Chiodo P.C.)

Ernest P. Chiodo, M.D., J.D., M.P.H., M.S., MBA, CIH (Ernest Chiodo P.C.)

Location: Multiple Locations
Areas of Expertise: Ernest P. Chiodo, M.D., J.D., M.P.H., M.S., M.B.A., C.I.H. is a physician, an attorney, a Certified Industrial Hygienist (C.I.H), toxicologist, and a biomedical (biomechanical) engineer. Dr. Chiodo received...
Michael J. Whitekus PhD, DABT (Robson Forensic)

Michael J. Whitekus PhD, DABT (Robson Forensic)

Location: Multiple Locations
Areas of Expertise: Dr. Whitekus is a board certified toxicologist and applies his broad expertise in drug safety evaluation and toxicology (over 25 years) to his forensic practice involving adverse drug and alcohol events...
Lawrence S. Mayer, MD, MS, PhD

Lawrence S. Mayer, MD, MS, PhD

Location: Arizona and Maryland
Areas of Expertise: Over the last few years Dr. Mayer has transitioned to being an independent scholar. consultant and Visiting Fellow, Harvard University. Previously he held a variety of faculty appointments in statistics,...
Dan Napier, MS, CIH, CSP (DNA Industrial Hygiene)

Dan Napier, MS, CIH, CSP (DNA Industrial Hygiene)

Location: California
Areas of Expertise: Dan Napier, CIH is a California based Industrial Hygienist providing Litigation Support, Case Evaluation and Laboratory Services, and Expert Testimony on a Nationwide basis. My Los Angeles office is located...
Joseph D Jolson (Custom Client Solutions)

Joseph D Jolson (Custom Client Solutions)

Location: Pennsylvania
Areas of Expertise: Dr. Joseph D. Jolson has a Ph.D. in analytical chemistry and over 30 years of experience including the development, testing, and use of a wide variety of batteries, gas detectors, and respirators. Through...