California Alcohol, Drug & DUI Testing Expert Witnesses

California Accident Reconstruction & Safety Expert Witness Listings

You may limit your search for Alcohol, Drug & DUI Testing expert witnesses to a specific area by selecting a state from the drop down box.

Expert Witnesses

List Your Qualifications by Clicking Here

Featured Experts
Sanjay G. Adhia, MD (Sanjay G. Adhia, M.D., Forensic Psychiatry)
Dr. Adhia is a triple Board-Certified Forensic Psychiatrist. He is among fewer than a dozen Board-Certified Forensic Psychiatrists in the US who are also Board-Certified in Brain Injury Medicine. He assesses all psychiatric issues that arise in civil,... Learn More ›

John Penek, MD, FCCP, FAASM (Pulmonary & Sleep Disorders)
Board Certified in Internal Medicine & Pulmonary Diseases with double Board Certification in Sleep medicine with more than 30 years of medical practice and 25 years of expert witness work. He has rendered opinions on a broad spectrum of respiratory disorders... Learn More ›

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 ›

Daniel W. Vomhof, Ph.D. (Expert Witness Services, Inc.)
Dr. Vomhof is a ACTAR certified accident reconstructionist, with experience in auto, bicycle, pedestrian and motorcycle collisions, Human Factors, biomechanics, safety, labeling, product failure, and questioned documents. His mission is to provide an... Learn More ›

William R. Sawyer, Ph.D. (Toxicology Consultants & Assessment Specialists, LLC)
Dr. William R. Sawyer is a toxicologist with a doctorate in toxicology from Indiana University School of Medicine. A diplomate of the American Board of Forensic Medicine, Dr. Sawyer has more than 30 years of extensive experience in public health and... Learn More ›
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...
Howard S Robin (LJ Pathology Consultants Inc)
Location: California
Areas of Expertise: Dr. Robin is a board certified anatomic and clinical pathologist specializing in forensic toxicology and pharmacology. He has extensive experience directing anatomic laboratories with a focus on cancer,...
Gregory D Zavatsky (Gregory Zavatsky&Associates LLC)
Location: California
Areas of Expertise: Mr. Zavatsky is a Forensic and Clinical Toxicologist, with experience in DUI, alcohol, drugs of abuse, and prescription drugs to determine the effect on human performance and behavior in different types...
Steven L. Duckor, M.D., F.A.C.G.
Location: California
Areas of Expertise: Steven L. Duckor, M.D. is a Gastroenterologist. He is a Diplomate with the American Board of Addiction Medicine, Certified Addictionologist with American Society on Alcoholism and Other Drug Dependencies...
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...
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...
Donald A. Fox, Ph.D., ATS Fellow, ARVO Fellow (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Dr. Fox is a highly credentialed internationally-recognized toxicology researcher, educator and lecturer with broad training, expertise and experience in the disciplines of toxicology and pharmacology,...
Consolidated Consultants
Location: Multiple Locations
Areas of Expertise: Consolidated Consultants (CCc) continues to deliver high quality expert witness and medical expert witness referrals nationwide since 1995. CCc is the only referral service where you can view the full,...