Accident Reconstruction Expert Witnesses
Accidents & Safety Expert Witness Listings
Expert witnesses who are available to consult and testify regarding accident reconstruction may be found here. The consultants found through this page may advise regarding collision analysis, crashworthiness, and injury reconstruction issues. They may provide reports regarding collision speed and computer simulation techniques. Expert witnesses found through this page may also testify regarding steering angles, braking, acceleration, speed determinations, as well as related issues.
ForensisGroup, Inc. is a multi-disciplined expert resource group uniquely structured to provide you with high quality experts as expeditiously as possible. It is your ultimate source of experts since 1991! Thousands of our clients have gained the...
Barrett Engineering has been determining the causes of accidents and fires for insurance companies, attorneys, industries, and governmental agencies since 1977. Offering a unique combination of education and experience, Dr. Rolin F. Barrett, Sr. and...
THOMAS P. LACEK, P.E. – Crash Reconstruction, Vehicle Failure, Biomechanics Tom can put a car together from scratch: transmission, engine, brake system, steering, fuel system, and air conditioning. He’s been involved in automotive...
Location: California
Areas of Expertise: Robert Douglas is a former State Forensic Engineer with offices in Long Beach, Riverside, San Diego, Las Vegas, and El Paso. He has over 35 years experience in the Accident Reconstruction and Traffic/Transportation/Civil Engineering field and has...Location: California
Areas of Expertise: PhD Mechanical Engineering from UC Berkeley, MS Mechanics from Illinois Institute of Technology, BS Civil Engineering from Cooper Union. Licensed Professional Engineer (Safety) State of California. Accident Reconstruction, Failure Analysis,...Location: Texas
Areas of Expertise: Dr. Jerner has assisted injured parties, defendants, insurers and attorneys for 30+ years as a litigation consultant and expert witness. Since 1968, Dr. Jerner has conducted more than 1300 failure analyses and accident investigations. He has given...Location: California
Areas of Expertise: Dr. Pratt provides litigation consulting in the areas of structures, mechanisms, latches and fasteners. Before retiring as an aerospace industry executive in 2005, Dr. Pratt co-invented and led the development of the post-9/11 secure...Location: Ohio
Areas of Expertise: Mr. Reed has over 25 years of hands-on experience in operation and maintenance of trucks, tractor-trailers and construction equipment along with 10 years in management of operations, safety and maintenance in the trucking and construction industry....Locations: Multiple Locations
Areas of Expertise: Daryl L. Ebersole, PE, is a licensed Professional Engineer who worked as a Journeyman Electrician in the trade for eight years prior to becoming an engineer. He is a proven investigator of electrical causes of fires and expert witness in electrical...Location: Michigan
Areas of Expertise: John Berninger has over 25 years experience in product liability cases involving hydraulic and pneumatic components/systems. These have included: explosion in tanning factory, regulator bursting on pressurized CO2 bottle, acid spill on railroad...Location: Florida
Areas of Expertise: Dr. Pasternack, a recognized coating expert, provides expert witness services for paints, coatings, chemicals, accidents, adhesives, EPA, failure analysis, hazardous materials, laboratory testing, MSDS, OSHA, patents, polymers, plastics, product...Locations: California and Utah
Areas of Expertise: Thirty five years of Automotive Safety Research and Development, Accident Reconstruction, Concept Vehicle Design and Manufacture as a Scientist, Project Manager, Senior Project Engineer, Designer, Development, Manufacturing and Test Engineer....Location: Arizona
Areas of Expertise: Tim Leggett, P. Eng. P. E. founded Forensic Dynamics Inc. in 1988 and remains a senior accident reconstruction engineer, having reconstructed over 3700 accidents and testified in over 250 trials across North America. He is considered a leading North...Locations: Multiple Locations
Areas of Expertise: Michael DiCicco Vehicle Engineering Expert Michael has nearly ten years experience in the design and testing of vehicle systems. From restraint systems to occupant safety and testing for crashworthiness, Michael has held senior positions with auto...Location: California
Areas of Expertise: Dr. Frank Hsu is a licensed Professional Engineer in the State of California and a nationally recognized Certified Fire and Explosion Investigator. His areas of specialties include: investigation and analysis of fire, explosion, water loss, product...Location: California
Areas of Expertise: Dr. Kent is a Kinesiologist and Certified Medical Investigator. He has provided consultation and expert witness services since 1983. His practice is devoted exclusively to consultation in injury biomechanics and pathomechanics with approximately 50%...Location: California
Areas of Expertise: Degreed in Law and Engineering Licensed Professional Safety, Mechanical & Control Systems Engineer Licensed General & Mechanical Contractor Licensed Real Estate Broker ICBO/ICC Certified Building Inspector Certified Playground Inspector...Locations: Multiple Locations
Areas of Expertise: STEPHEN E. FOURNIER, P.E. Construction Injury, Construction Equipment, Workplace Safety, Ladder Expert Steve has over 35 years in the construction field and has performed more than 1,000 forensic investigations covering a wide range of construction...John D Lloyd, PhD, MErgS, CPE (Board Certified Ergonomics / Biomechanics / Human Factors Consultant)
Location: Florida
Areas of Expertise: Dr. Lloyd holds a PhD in Ergonomics, is Board Certified throughout the US, has extensive experience as an expert and is available to consult nationwide. He is a Research Professor and Senior Researcher at the University of South Florida and VA...Location: California
Areas of Expertise: I am a forensic consultant engineer with over 15 years experience in investigating , evaluating, and providing expert witness testimony in vehicle accident and pedestrian accident cases. I have testified in over 50 depositions and 30 trials. I have...Location: New Jersey
Areas of Expertise: A&C AUTOMOTIVE CONSULTING: SPECIALIZING IN TRAFFIC ACCIDENT RECONSTRUCTION and INVESTIGATIONS; VEHICLE DEFECT EXAMINATIONS, including CRASHWORTHINESS (cars, truck cabs), BRAKING and STEERING SYSTEM, SUSPENSION, SEATS, SEAT BACKS, SEAT BELTS, AIR...Location: California
Areas of Expertise: Kerry Berg is a recognized expert in the field of accident reconstruction and has been investigating and reconstructing traffic collisions since 1972. He has served over 24 years with two large, municipal law enforcement agencies. Mr. Berg has been a...Location: Ohio
Areas of Expertise: Rick Smith, P.E., a registered engineer and a licensed and practicing boiler operator, has 35 years experience working in industry and higher education. Applied Thermal Engineering, Inc. (ATE) provides clients engineering and consulting expertise...Locations: Multiple Locations
Areas of Expertise: *Work Done Nationwide* Mr. Cole served 20 years as Commander in the U.S.C.G. His areas of expertise include: Personal Injury and Death Groundings and Determination of Navigable Waters Permitting and Bridges Vessel Access and Regulatory Analysis...Location: Maryland
Areas of Expertise: Currently, Mr. Pembleton has over 28 years of experience investigating and reconstructing highway vehicle collisions, and has been directly involved in over 3,900 collision investigations, collision analysis and collision reconstructions....Location: New York
Areas of Expertise: Eugene R. Camerota, PE is a consulting engineer specializing in Accident Reconstruction and Product Liability. He has experience in reconstructing all types of accidents including automotive, motorcycle, truck, snowmobile, construction equipment and...Location: Maryland
Areas of Expertise: A. ZHUKOV, Ph.D. & ASSOCIATES is an internationally recognized consulting engineering firm with over 25 years of Motor Vehicle & Traffic Accident Reconstruction experience. Company provides consultation and expert services on various vehicle...Locations: Multiple Locations
Areas of Expertise: Specialty: Bloomberg Consulting is an engineering consulting firm that specializes in reconstructing vehicle accidents to determine how they occurred. We evaluate accidents from two main viewpoints - the dynamics of each vehicle and the response of...Locations: Illinois and Indiana
Areas of Expertise: R. Kevin Smith, P.E. is President of R. K. Smith Engineering Inc. since 1997, a mechanical engineering safety and design consulting firm. Kevin has consulted on over a thousand matters nationwide in the field of mechanical engineering design/safety...Location: Texas
Areas of Expertise: Offers over 41 years of worldwide aviation experience. This level of expertise includes over 25,000 flight hours in over 70 models of aircraft ranging from general aviation to high performance military and air carrier. Operational expertise includes...Location: Iowa
Areas of Expertise: Safety First is a partnership of two of the top experts in the field of play area safety and injury prevention: Dr. Susan Hudson and Dr. Donna Thompson. The two individuals represent over 60 years of experience in the Physical Education, Leisure, and...Locations: Multiple Locations
Areas of Expertise: D. WYLIE ASSOCIATES DRIVER ERROR ANALYSIS - Human Factors Forensic Science. Driver fatigue - Driver error - Hours of service violations - Truck and bus driver skill/knowledge requirements - Driver and motor carrier standards of care - Human factors...Location: Florida
Areas of Expertise: Dr. Stern is a licensed Professional Engineer in the state of Florida and a principal engineer with Florida Forensic Engineering, Inc. in their Tampa, FL office. His expertise includes product liability and accident analysis. He specializes in...Location: Arizona
Areas of Expertise: Dr. Gomer has 27 years of experience in product design and manufacturing, premises design and maintenance, and safety practices and accident prevention methods. For over 20 years he has provided comprehensive systems and human factors engineering...Location: California
Areas of Expertise: Mr. Anolik has testified or consulted in hundreds of cases on a variety of issues including, but not limited to, custom and practice, risk and crisis management, industry evaluations and security for air, cruise, coach, resort and tour operators. He...Locations: Multiple Locations
Areas of Expertise: Services nationwide. As a licensed Professional Engineer, inventor, scientist, teacher, manager, machinist, artist, scale model builder, and published author, Philip J. O'Keefe's professional accomplishments cover the gamut from a recognized expert...Locations: Multiple Locations
Areas of Expertise: Mr. Gary A. Derian, PE, is a registered Professional Engineer with a broad background in tire and automotive engineering. He has trained drivers in high performance driving, designed factory automation equipment and has a solid sense of safe...Locations: Florida and Louisiana
Areas of Expertise: During the past 38 years, we have been retained by Admiralty/Maritime attorneys, Insurance Companies, and shipowners to assist in the investigation, perform surveys, prepare interrogatories and requests for production, develop expert reports and...Location: New York
Areas of Expertise: R.F. Schiffmann Associates, Inc. offer expert advice in microwave heating: ovens, foods, packaging, industrial processing. Over 40 years microwave experience. Independent microwave consultant for over 30 years. Contract R&D laboratory. Teaching...Location: Illinois
Areas of Expertise: Dr. Charles C. Roberts, Jr. is an engineering consultant in the areas of accident reconstruction, failure analysis, structural analysis, heat transfer, fire origin analysis, computer analysis, mechanics, and biomechanics. He is a registered...Location: Washington
Areas of Expertise: Prior to starting his forensic engineering practice, Mr. Tompkins had a 25-year automotive engineering career that included a variety of design, test and development positions for auto/truck manufacturers and suppliers as both an employee or a...Location: Connecticut
Areas of Expertise: Expert in Electromechanical Systems, including elevators, motion controls, motors, and safety systems. Experienced with patent analysis and infringement, contract disputes, and elevator accidents. Dr. Skalski is a practical engineer who is...Location: Arkansas
Areas of Expertise: Mr. Rasnic is the Director of Ryan Forensics division of Ryan Engineering, Inc. He is a licensed Professional Engineer with special expertise in the areas of machine design, guards, material handling, hydraulics and industrial processes. The depth of...Location: Illinois
Areas of Expertise: Dr. Mortimer is an engineering psychologist with over 30 years experience providing human factors expert witness testimony on behalf of plaintiff and defense attorneys in cases involving traffic crashes, vehicle design and other products, warnings,...Location: Michigan
Areas of Expertise: Ron George Design & Consulting Services provides mechanical design & consulting services in plumbing, piping, & fire protection design. We also provide plumbing & mechanical code and standard consulting services. Forensic...Location: California
Areas of Expertise: FORENSIC FIRE EXPERT, LITIGATION CONSULTANT, AND ATTORNEY AT LAW. Retired Chief Randy D. Roxson, Esq., founder of FIRE DESIGN INC. served 30 years in the fire service before retiring from the California State Fire Marshal's Office in 2006, where he...Location: New York
Areas of Expertise: Mr. Levine is a professional Engineer in NY and NJ in private consulting practice since 1983. He has worked in the field of Traffic, Highway and Civil Engineering since 1970. He has a BSCE from Michigan State University and a MSTE from Rensselear...Locations: Multiple Locations
Areas of Expertise: Technology Associates is a forensic engineering consulting company. Technology Associates has offices in Connecticut, New York, California and Florida. Our PhD’s, Professors and Licensed Professional Engineers provide attorneys, insurance companies...Location: Virginia
Areas of Expertise: Bulk Liquid Terminal Consultant for over 30 years; experience at over 500 aboveground tank terminals in 43 states. Qualified for environmental, safety, health, fire, explosion, variance, loss, and security matters. Clients have included the U.S....Location: Texas
Areas of Expertise: Legal professionals who require a high degree of excellence and integrity turn to the forensic engineers at Bison to scientifically conduct an investigation relating to a fire or explosion, electrical incident, carbon monoxide incident or an...Location: New York
Areas of Expertise: Personal injury analyst. BA, MS, SM, PhD in physics & psychology (including MIT); 40 yrs R&D, teaching, trial testimony, industrial training, 'in the trenches'. Perception, vision, warnings, equipment/product design, vehicle/industrial...Location: Colorado
Areas of Expertise: Propane Accident Reconstruction Services, L.L.C., provides litigation support and consulting services where propane may have been involved in an accident. The founder, Gary Maul has over 34 years experience in servicing the propane needs of...Location: Texas
Areas of Expertise: Henry Woods and his professional staff are degreed and licensed in the maritime field, and many have taught at the university level. All have many years of “hands-on” professional marine work experience, as well as considerable experience...Location: Florida
Areas of Expertise: Visit our website for more than 50 condensed expert CVs. We offer a qualified team of engineers and scientists, covering hundreds of areas of expertise, are available to assist you in technical evaluations, scientific analysis, testimony and...Location: California
Areas of Expertise: The National Expert Witness Network assists attorneys in pairing the "right" candidate for the client's needs at the lowest fees in the market. We provide senior consultants, both academics and industry practitioners, with extensive technical skills...Location: Illinois
Areas of Expertise: Nearly 30 years of academic experience in biomechanics and orthopedic research. We relate the traumatic event to the objects, kinematics and forces involved to recreate the injury pattern. Draganich Consulting provides expert witness and consulting...Location: California
Areas of Expertise: 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...Location: Florida
Areas of Expertise: Ralph Aronberg, P.E., established the firm in 1983. Since that time, Mr. Aronberg has reconstructed over 1500 accidents and testified in over 150 jury trials. Mr. Aronberg had been qualified as an expert in the fields of accident reconstruction,...Location: Ohio
Areas of Expertise: Visit our website for more than 50 condensed expert CVs. We offer a qualified team of engineers and scientists, covering hundreds of areas of expertise, are available to assist you in technical evaluations, scientific analysis, testimony and...Location: California
Areas of Expertise: Dr. Nystrom is the principal engineer and owner of Amador Newtonian Engineering. He specializes in reconstruction of vehicular and industrial accidents, mechanical failure analysis, tire research and design, analysis of vehicle collisions and vehicle...Location: Kentucky
Areas of Expertise: Electrical, instrumentation, industrial process control & industrial automation engineering with in-depth experience in additional areas such as grounding, lightning protection, power systems and software based systems such as programmable logic...Locations: Multiple Locations
Areas of Expertise: General Health & Safety Services Corp is an independent consulting firm providing litigation support in the area of safety and industrial hygiene. Our principal consultant has over 30 years experience in a wide variety of cases involving personal...Location: California
Areas of Expertise: Dear Colleagues, As an expert qualified in both Accident Reconstruction & Forensic Biomechanical Engineering, I look forward to providing you with personal, cost effective, and professional consulting expert services. I have offices located in Los...Location: California
Areas of Expertise: I have 40 years of diverse engineering experience and have earned 30 U.S. Patents including 25 for medical devices. I have served as an Expert Witness since 1995 in proceedings related to engineering, medical devices, consumer products, patent...Location: California
Areas of Expertise: Mr. Leffe has several areas of expertise. He is court qualified to testify in: Aviation, Architecture, Winter Sports & Firearms. Aviation accident investigation & reconstruction, piloting, propeller analysis, flight path reconstruction,...Location: Florida
Areas of Expertise: Dr. Benedict is an Electro-mechanical Engineer specializing in accident reconstruction; fire cause analysis for vehicles, construction and processing, people movers, and other electro-mechanical systems; product failure analysis, product development...Location: California
Areas of Expertise: DAVID A. CASTEEL SENIOR COLLISION ANALYST • Published author on collision analysis • Extensive teaching and speaking engagements • Member of the Society of Automotive Engineers • Former Arbitrator, Accident Review Board, San Diego Transit...Location: Texas
Areas of Expertise: As a nationally-recognized expert in special needs transportation for children and adults I specialize in expert witness services for clients who are in litigation that references ADA, Section 504, IDEA, paratransit, transit, driver training, and...Location: California
Areas of Expertise: Registered Professional Engineer in the States of Michigan and California. He has over 43 years experience in design & development in the automotive industry in addition to having provided accident reconstruction and failure analysis and research in...Location: Pennsylvania
Areas of Expertise: Peter J. Leiss Vehicle Expert For nearly a decade, Peter has occupied a variety of engineering positions with DaimlerChrysler and General Motors. His expertise covers a diverse body of work, he is an expert from engines and transmissions to...Location: Florida
Areas of Expertise: Albergo is the President & CEO of HSA Engineers & Scientists, a 270 person environmental and engineering consulting firm located in the southeastern U.S.. He possesses extensive domestic and international experience in contamination...Location: Montana
Areas of Expertise: Lew Grill specializes in the standard of care of truck drivers and the motor carriers who employ them. Lew Grill is a trucking expert with over 40 years of experience as a truck driver, owner operator, truck driver training instructor, truck driver...Location: New Jersey
Areas of Expertise: I am a land surveyor licensed in NJ, PA and NY. I have over 45 years experience in all phases of surveying, covering construction through title. I am an instructor and lecturer throughout the United States on legal issues in surveying and GPS. I am...Location: Arizona
Areas of Expertise: Specializing in complex industrial chemical accidents, fires and explosions and chemical-related consumer product injuries, fires and explosions. Experienced in multiple areas including, but not limited to: propane, butane, natural gas, flammable...Location: California
Areas of Expertise: MORRIS FARKAS, Professional Safety Engineer, has 33 years of experience in construction, industrial and electrical safety, with the following credentials: Bachelor of Science Degree in Civil Engineering, Master of Science Degree in Safety, Licensed...Location: Texas
Areas of Expertise: Mr. Burgess provides service as an Aviation Consultant for air traffic services, procedures and aircraft accident investigations. His areas of expertise include air traffic control, aviation, aircraft accident investigation & reconstruction,...Locations: California and Washington
Areas of Expertise: Forensic investigations, performance analysis & accident reconstruction and analysis for POWER PLANT systems, INDUSTRIAL MACHINERY, DIESEL ENGINES, GAS TURBINES, COGENERATION, COMBINED CYCLES, MARINE PROPULSION SYSTEMS and related energy conversion...Location: California
Areas of Expertise: Dr. R. Szymani provides expert testimony in matters involving wood machining equipment and cutting tools, e.g. brush chippers and grinders; chain saws, band saws and circular saws used in the primary and secondary wood industry; planing and molding...Location: Massachusetts
Areas of Expertise: THE ACCIDENT ANALYSIS GROUP is a leading accident reconstruction firm. We can look back on hundreds of cases over 30+ years where we made a contribution using engineering analysis, testing and computer-based presentation. We are strong believers in...Location: Florida
Areas of Expertise: Dr. Lu is a biomedical engineer experienced in biomedical analysis dealing with how a human body interacts with and responds to forces and torques involved in various types of accidents including motor vehicle accidents, medical device failure,...Location: California
Areas of Expertise: Teklicon, Inc. is a national, high technology expert witness consulting firm specializing in computers, hardware, software, microelectronics, semiconductors, telecommunications, electrical engineering, networking, mechanical engineering, materials,...Location: Florida
Areas of Expertise: Give us 10 minutes and we'll give you the key to getting super-sophisticated 3D accident reconstructions and crime scene recreations without blowing your budget. Watch the FREE video at www.laserforensics.com/jurispro/ to learn more.Location: New Jersey
Areas of Expertise: Experts in Transportation Related Litigation and Hazardous Materials Incidents. SL Turner Consulting's highly qualified and well rounded expert opinion is supported by over 20 years experience in the highly specialized field of commercial vehicle...Location: California
Areas of Expertise: Steve Greene & Associates provides forensic, commercial and Federal consulting for elevators, escalators, moving walks, dumbwaiters and personnel hoists. We are not generalists. We are vertical transportation experts who do nothing else. We have...Location: Ohio
Areas of Expertise: Accident Reconstruction by Graduate Mechanical Engineer utilizing several computer programs and over 20-years experience as both Plaintiff and Defendant Expert Witness testimony in Federal, County and local courts. Litigation support for attorneys...Location: Florida
Areas of Expertise: Dr. Ipser received his Ph.D. in physics from the California Institute of Technology in 1969. He is Professor of Physics at the University of Florida and regularly teaches a course on the ``Physics of Accident Reconstruction and Biomechanics'' there....Locations: Multiple Locations
Areas of Expertise: Douglas J. Rowland, PE Crash Reconstruction, Vehicle Engineering, Heavy Truck/Tractor Trailer Doug spent more than 20 years working with all types of vehicles: automobiles, heavy trucks and buses, 50-ton recovery wreckers. This wide range of vehicle...Location: California
Areas of Expertise: The purpose of our company is to help those who “…need to know what Really happened…” by answering their question in a concise, courteous, timely, courtroom defensible, technically accurate, cost effective manner, by using...Location: Texas
Areas of Expertise: Since 1983, 94% of our 565 Industrial Cases have settled OUT OF COURT – as representatives for Insurers, Defense and Plaintiff Attorneys. Our Principals and Associates have in depth expertise in a broad spectrum of Industries –...Location: Arizona
Areas of Expertise: Dr. Eckstat provides consulting, expert witness and forensic investigation services in the scope of Consumer and Industrial Products ranging from appliances to watercraft, including firearms. He is a certified fire and explosion investigator. Dr....Location: New Mexico
Areas of Expertise: Dr. James I. Ebert, Certified Photogrammetrist (ASPRS), has over 31 years experience in the analysis, evaluation, measurement, and mapping of data contained in photographs and other images, in all areas of forensic investigations and litigation....Location: Alabama
Areas of Expertise: Robert T. Tolbert, P.E. (BSME, MSCE) is a licensed Professional Engineer in Alabama, Arkansas, Georgia, Mississippi and Tennessee with qualifications including a Bachelor’s Degree in Mechanical Engineering from the University of Alabama at...Location: California
Areas of Expertise: L. Peter Petrovsky, PE, has provided services as an expert witness in applied civil and mechanical engineering science, building and earthwork contracting. His strength and experience is to successfully combine engineering and applied mechanics with...Location: Florida
Areas of Expertise: Leonard K. Lucenko, PhD is an Adjunct Professor at Montclair State. He has taught undergraduate and graduate courses on Risk Management in Sports and Recreation. He is a certified teacher, coach, athletic director, dean of students and international...Location: California
Areas of Expertise: Over sixteen years experience as a consultant, inspector and tester within the automotive industry. More than ten years experience as a forensic automotive consultant for nationally known insurance companies and law firms. Qualified to testify in the...Location: California
Areas of Expertise: Mr. Fugger is an expert in accident reconstruction and biomechanics analysis of incidents involving transportation related vehicles such as cars, trucks, buses, trains and pedestrians and incidents involving premise liabiltiy issues such as trips,...Location: Pennsylvania
Areas of Expertise: Dennis Eckstine has over 25 years experience in engineering, quality, and product safety including company representative at trial for equipment manufacturers. He has experience with cranes, aerial platforms, lifts, trucks, farm wagons, roll-backs,...Location: California
Areas of Expertise: Providing comprehensive expert consulting in automotive litigation cases: • Automotive manufacturing and design defects analysis • Seatbelt/Airbag design and protection performance analysis • Vehicle suspension/handling testing and failure...Location: Florida
Areas of Expertise: Mr. Yates has a Masters Degree in Mechanical Engineering and specializes in accident reconstruction. Current work includes the analysis and reconstruction of vehicular accidents, including vehicular dynamics and occupant restraint systems. Other...Location: Florida
Areas of Expertise: Dr. Dobbs is an engineer experienced in failure analysis, including corrosion, fracture, and fatigue of metals, plastic, glass, wood and other materials; and analysis of product failures including automobile restraints, medical devices, ladders,...Location: New York
Areas of Expertise: Vincent A. Ettari, P.E., P.C. serves New York City & the counties of Westchester, Dutchess, Putnam, Orange, Rockland, Ulster, Suffolk (Long Island), Nassau, Bronx (N.Y.), Queens, Brooklyn / Kings County, Manhattan / NY and Staten Island /...Location: Florida
Areas of Expertise: Ms. Campbell has a B.S. in Industrial Engineering with specialties in Industrial accident reconstruction, including forklifts, construction machinery, appliances, and manufacturing equipment; Slip, trip and fall investigation and analysis; OSHA...Location: Arizona
Areas of Expertise: Mr. Wirth has 25 years experience in the fields of automotive accident reconstruction, automotive restraint system use and performance, vehicle and automotive component performance and investigation of other accidents involving consumer and...Location: Florida
Areas of Expertise: William L. Bainbridge, Ph.D.,FACFE, Distinguished Research Professor for the University of Dayton and President & CEO of the SchoolMatch Institute is a court qualified expert in: educational management, sexual abuse, accidents in schools, educational...Location: Wisconsin
Areas of Expertise: Steve Roensch is a mechanical engineering consultant with more than 20 years of professional experience. He has analyzed hundreds of product designs and has served as an expert witness across many industries, including giving depositions and court...Location: Michigan
Areas of Expertise: Miller Engineering provides design engineering, safety, consumer research, and expert forensic and subrogation services in the following areas: Mechanical Engineering: Power Tools and Machine Guarding; Guarding and Entanglement Accidents; Compliance...Location: Texas
Areas of Expertise: Established in 1981, SEAL specializes in providing multi-disciplined engineering and scientific consulting, product testing, safety and forensic engineering (failure analysis) services to manufacturers and their corporate counsel, defense and...Locations: Multiple Locations
Areas of Expertise: Mr. Teunisen has been Registered Surveyor in New Jersey and Pennsylvania for over thirty years. Also registered in New Jersey as a Professional Planner since 1977. Considerable experience testifying as an Expert Witness in Court, and at...Locations: Kentucky and Texas
Areas of Expertise: Creak-Moskal & Associates, Elevator & Escalator Consultants, specializes in litigation support services, including accident investigation and expert witness testimony, in personal injury and property damage cases related to elevators,...Locations: Multiple Locations
Areas of Expertise: Gary E. Kilpatrick and Associates P.A. is a forensic engineering firm dedicated to the application of the art, science and methodology of engineering and the scientific method to answer questions of fact in the jurisprudence system pertaining to...Location: New York
Areas of Expertise: Mr. Meyer R. Rosen has over thirty-five years of industrial and academic experience in chemistry and chemical engineering. He serves as an expert witness for attorneys, and insurance companies in both plaintiff and defense matters. Mr. Rosen...Location: Arizona
Areas of Expertise: Dr. Bakken is a specialist in human factors/ergonomics and safety. For more than 30 years he has been learning about, applying and communicating to others the traditional human factors/ergonomics characteristics and safety issues associated with...Location: Massachusetts
Areas of Expertise: Northeast Watercraft Reconstruction Specialists investigates and reconstructs pleasure craft, personal watercraft and near coastal commercial collisions. These are the types of vessels the staff at NeWARS operate and are experts in and around. This...Location: Texas
Areas of Expertise: MECHANICAL & ELECTRICAL ENGINEERING Why should you choose us? OUR CREDENTIALS, COMPETENCE, CREDIBILITY, COMMUNICATION FOUR C’S: • Credentials: Ph.D.-level, tenured Mechanical & Electrical engineering professors, • Competence: Internationally...Location: California
Areas of Expertise: Visit our website for more than 50 condensed expert CVs. We offer a qualified team of engineers and scientists, covering hundreds of areas of expertise, are available to assist you in technical evaluations, scientific analysis, testimony and...Location: Florida
Areas of Expertise: Nationwide services. FREE AIR FARE! One round trip per client, minor restrictions apply. Unused retainers are refunded! Mr. Burton is an ex-manufacturer experienced in expert testimony, manufacturing, design, planning, audits, installation, warning,...Location: California
Areas of Expertise: Steve Barsky started diving in 1965 and became a scuba instructor in 1970. He attended the University of California at Santa Barbara, where he earned a Masters Degree in 1976 in Human Factors Engineering. He is also a graduate of the Marine Diving...Location: Pennsylvania
Areas of Expertise: Prepare with an effective defense strategy. Work with an experienced board certified criminal defense investigator. Its not often, however... Every once in a while...............an innocent person is accused of a crime. Every once in a...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 and domestic) treatment, conveyance, hydraulics...Location: California
Areas of Expertise: Mr. Vomhof is an ACTAR certified accident reconstructionist, with experience in auto, bicycle, pedestrian and motorcycle collisions. He has specialized in "Who had the green" determination in traffic signal cases. His mission is to provide an...Location: New York
Areas of Expertise: FORENSIC ENGINEERING: Forensic traffic review is an area of expertise at Schneider Engineering, PLLC. Our engineers are recognized by leading law firms as traffic safety experts. We have been involved in high profile cases, where our expert review...Locations: Multiple Locations
Areas of Expertise: Luka Serdar, Jr. Vehicles, Crash, and Motorsport Event Expert Luka is a mechanical engineer with over 25 years of experience in vehicle design, mechanical systems, crash investigation, motorsports events, and vehicle failure analysis. He has worked...Location: California
Areas of Expertise: Meckler Forensic Group, Los Angeles, California professionals headed by Principal Milton Meckler, P.E., CPC, CES, have 20 plus years experience in several specialty areas involving general building , engineered construction and construction...Location: New Hampshire
Areas of Expertise: The Crash Lab, Inc., has been providing quality plaintiff and defendant accredited crash reconstruction, east of the Mississippi River, to the legal and insurance communities since 1990, with an ~50/50% civil client ratio. We also provide expertise...Location: Texas
Areas of Expertise: Aircraft accidents result when the "error chain" is not broken. Air Force studies have indicated that on average there are seven opportunities to stop an accident from occurring. Typically, some combination of events involving weather,...Location: Arizona
Areas of Expertise: Dan Wall has conducted numerous expert witness type assignments in the fields of accident reconstruction, engineering, product liability, and injury biomechanics and prevention. He is a degreed engineer and has experience with most types of...Location: Texas
Areas of Expertise: Nelson Architectural Engineers, Inc. (NAE), with offices in Texas and Florida, is a progressive engineering and technology firm specializing in the area of Forensic Engineering. We are investigators who assess damage from perils such as hurricanes,...Location: California
Areas of Expertise: Mr. Norris is a licensed Architect, Engineer and Contractor, whose litigation experience includes forensic analysis of large scale residential, commercial, industrial and public works projects. During his 25 year career, Mr. Norris has been retained...Location: New Mexico
Areas of Expertise: Dr. Watts has thirty-four (34) years' experience in force analysis, shock physics, impact damage effects, explosions, and weapon design; including theory, research, development, and testing. Expert in material and system behavior response due to...Locations: Multiple Locations
Areas of Expertise: Joseph A. Filippino, PE Highway Engineering, Design, Construction, Maintenance, and Traffic Safety Expert Joe has more than 31 years experience in various positions with the Pennsylvania Department of Transportation and a broad understanding of...Location: Florida
Areas of Expertise: Dr. Spears is a licensed Professional Engineer in the state of Florida and a Certified American Welding Society Inspector. His expertise includes Mechanical Engineering, Structural Engineering, Engineering Mechanics, Materials Science, Metallurgical...Location: California
Areas of Expertise: Silicon Valley Expert Witness Group is relied on by our many attorney-clients to identify and proffer well-qualified testifying expert witness candidates. We are able to apply over 50 years of combined expert witness search experience to each...Location: New Jersey
Areas of Expertise: My technical background includes study and hands-on experience in building and maintaining electrical devices and electronic systems such as: remote control devices, security and alarm systems, wireless microphones, signal distribution panels,...Location: Kentucky
Areas of Expertise: McCulley, Eastham & Associates, Inc. provides expert witness services on workplace Health & Safety issues. We have the ability to assist the attorney or claims professional in providing the best assessment in pursuing, managing or settling litigation...Location: New York
Areas of Expertise: Dr. Abraham has over thirty years of international experience consulting to insurance companies, municipalities, government agencies, and the legal profession. He has consulted in more than 3,500 matters involving human factors, safety, personal...Location: Florida
Areas of Expertise: Mr. Bell and the engineers at Coloney Bell Engineering can translate complicated scenarios into layman's terms and provide credible expert testimony. CBE provides crash reconstruction and accident reconsruction with experience in accidents involving...Locations: Multiple Locations
Areas of Expertise: HELGE LIEN, P.E. – Recreation, Winter Sports Helge comes by his expertise as much from personal enjoyment as professional experience. A current United States Ski Association master racing participant, Helge also was a member of both the...Location: California
Areas of Expertise: Mr. Percy is a railroad safety consultant, railroad accident reconstructionist,professional engineer/licensed land surveyor and physicist. He specializes in grade crossing accidents, railroad accidents and derailments, and railroad employee injuries...Location: Florida
Areas of Expertise: Serving insurance companies and law firms since 1999, A. D. Stokes, LLC, (ADS) is a forensic consulting firm that specializes in accident investigation and accident reconstruction, as well as diagrams, video and photographic demonstrative aids. We...Locations: Multiple Locations
Areas of Expertise: Lance Watt Bus and Truck Expert Lance’s 45 years of transportation experience involves everything from aircraft to “stock cars” to triple tractor trailer combinations. His expertise includes vehicle and vehicle component testing and evaluation,...Locations: Illinois and North Carolina
Areas of Expertise: Jim Gadwood has successfully completed 38 years of experience within the Chemical Process Industry. He is an experienced PLANT MANAGER with an extensive background in CHEMICAL PLANT and SAFETY MANAGEMENT. EXPERT WITNESS SERVICES: Deposition and Trial...Location: California
Areas of Expertise: Scott Moore & Associates specializes in traffic accident reconstruction and cause analysis. We offer a comprehensive list of services related to the investigation and forensic analysis of all types of traffic accidents. We specialize in auto, truck,...Locations: Multiple Locations
Areas of Expertise: Automobile, truck, bus, train, motorcycle, bicycle and pedestrian accident reconstructions. Occupant dynamics, seat belts, air bags, vehicle crashworthiness, product liability, human factors, collision causation, avoidance & prevention. Mr. Gayner...Locations: Multiple Locations
Areas of Expertise: ($140ph review NY, NJ, MD, PA, DE, VA, DC) • Accident Reconstruction: Car, Bus, Truck, Pedestrian, Bicycle, Motorcycle, Rollovers • Biomechanics,Occupant Injury • Safety Standards, Falls • Building Codes, Regulations, Standards &...Location: California
Areas of Expertise: Mr. Closson has a Bachelor of Science Degree from the U.S. Naval Academy with extensive post graduate work in several engineering disciplines. He has over 20 years of engineering, practical and managerial experience with cranes, rigging, aerial...Location: North Carolina
Areas of Expertise: Dr. Rankin has over 25 years experience in installing and rebuilding machinery. Dr. Rankin presently holds 4 patents in cutting tools and safety items. He holds a BS in Manufacturing Engineering Technology, a MS in Technology and a PhD in Safety...Location: Nevada
Areas of Expertise: Areas of Expertise: -Accidents On and Off Freeways, Highways, Roads & Streets -Testifying & Consulting on: *Traffic Engineering, Traffic Control *Road Design, Construction & Maintenance *Accident Reconstruction, Investigation & Analysis *Human...Location: California
Areas of Expertise: Dr. Dhesi is a credentialed chiropractic physician who has practiced Northern California since 1996. Besides his private practice, he is a Qualified Medical Evaluator for the State of California and does Medical Legal evaluations. He has his ACTAR...Location: Illinois
Areas of Expertise: KHB CONSULTING SERVICES provides expert witness and consulting services to attorneys for cases involving industrial or household chemicals, paint & coatings, hazardous materials, labels & warnings, aerosols and other products which contain...Location: Texas
Areas of Expertise: Mr. Le Cocq holds a Masters Degree in Automotive Engineering and Bachelors of Science Degrees in Mechanical and Industrial Engineering as well as graduate studies in Experimental Psychology. He has over thirty-seven years Human Factors Engineering...Location: California
Areas of Expertise: Douglas Moss is a trained and experienced pilot and engineer. He currently flies as a commerical airline pilot and is also a faculty instructor in Human Factors at the University of Southern California's Viterbi School of Engineering. Additionally,...Location: Massachusetts
Areas of Expertise: Extensive expertise amassed during more than forty years as a Consultant and as a member of top management (details available on my CV): · Warehousing · Transportation · Material-Handling · Retail Operation ·...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 Pollution and Data Analysis, Forensic Geology...Location: Georgia
Areas of Expertise: Trans-Tech Services is an experienced, professional organization specializing in vehicle collision reconstruction and analysis. For over a decade, we have provided various expert services including the collection of data, the interpretation and...Location: Florida
Areas of Expertise: I am an expert in mechanical engineering and have testified in numerous state and federal jurisdictions as well as in other countries. I have a team of associates that perform investigations into cases involving vehicle, industrial and construction...Location: Texas
Areas of Expertise: We do accident investigation and reconstruction in the following areas: (1) Vehicle collisions (2) Industrial accidents (3) Mechanical and Electromechanical Products-related accidents and Products Liability (4) Construction site accidents (5)...Location: Utah
Areas of Expertise: We have been in the consulting engineering field for over 25 years and specialize in the development of equipment in the following industries: Hydraulically operated equipment, trucks and related equipment, aerial lifts, industrial equipment, mobile...Location: Pennsylvania
Areas of Expertise: Lapina & Associates, LLC is a forensic engineering and sciences consulting firm providing litigation support regarding losses encountered by individuals and companies. We consult in many technical areas. Our technical staff consists of...Location: Florida
Areas of Expertise: Captain Sam Stephenson, J.D. is a Master Mariner who is now a Harbor Pilot in Port Everglades, Florida. Previously, he sailed six years as master on vessels of unlimted tonnage including the US TRAINING SHIP TEXAS CLIPPER II. From 1996-1999 he was a...Location: California
Areas of Expertise: Mr. Gritton began his career in accident investigation when he was appointed to the California Highway Patrol Academy in 1968. As a Traffic Officer he investigated and assisted in the investigations of several hundred traffic collisions. As a field...Location: Florida
Areas of Expertise: Mr. Bogert is a Professional Consultant in the Art and Science of Safety and Security, and has a diversified realm of Certifications and Registrations in Loss Control, and provides Litigation Support and Expert Witness Services in a wide variety of...Location: Texas
Areas of Expertise: Ray Helmer has acted an Expert Witness and as a consultant to both the plaintiff and the defendant and their representing counsel in the resolution of numerous cases. He has been called as a consultant in cases involving insurance companies, utility...Locations: Multiple Locations
Areas of Expertise: Dr. Martin Moore-Ede, M.D., PhD. is a leading international expert on driver fatigue and duty-rest regulations in transportation accidents, including truck, bus, automobiles, marine, rail (freight and passenger), public transit vehicles and aviation....Location: California
Areas of Expertise: Mr. Graps is a registered professional engineer, a member of the Institute of Electrical and Electronics Engineers, member of National Fire Protection Association, member of International Association of Arson Investigators. Mr. Graps provides...Location: Pennsylvania
Areas of Expertise: Keystone Engineering Consultants, Inc. is a multi-discipline, broad-spectrum firm providing comprehensive and qualified forensic engineering, architecture, scientific, biomechanics, and fire/arson investigation expert services to the legal community,...Location: Florida
Areas of Expertise: Meckler Forensic Group, St. Petersburg, Florida professionals headed by Principal Milton Meckler, P.E., CPC, CES, have 20 plus years experience in several specialty areas involving general building, engineered construction and construction...Location: Ohio
Areas of Expertise: Over 39 years of experience in Safety & Health with the most recent years as President and Operator of Today’s Resources, Inc., a fast-growing, full-service safety and health consultation firm providing assistance in areas such as onsite...Location: California
Areas of Expertise: Mr. Jerry Zerg, AIA Emeritus, NCARB, ASLA, ASSE, ASID, IIDA, ISP, NCIDQ, IDEC, IES, CSI, CCI, CCPM, FEWA, SAP is a practicing multi-disciplined design and construction professional in the fields of property improvements and furnishings. He is...Location: Texas
Areas of Expertise: Over forty years of diversified engineering and management experience associated with the design and construction of conveyors and bulk materials handling systems. Industries experience includes: Power, Co-Generation, Mining, Aggregates, Grain,...Locations: Idaho and Washington
Areas of Expertise: Uhl specializes in safety & training issues related to off-highway vehicles (OHVs). This includes ATVs, Quads, snowmobiles, motorcycle dirt bikes, & utility vehicles (UTVs / side-by-sides). Uhl is Senior Instructor for OHV Training, designated as a...Location: Maryland
Areas of Expertise: Edwin Zucker, M.S., P.E. provides expert engineering services in support of defective product; construction contract disputes and surety claims; patent litigation; personal injury; automobile and machine accident; and other cases requiring expertise...Location: California
Areas of Expertise: Mr. Buffington is a Certified Safety Professional (by exam) in both the United States and Canada. He specializes in providing expert witness services in accident investigations; accident reconstructions; OSHA, MSHA regulations as well as all...Location: Missouri
Areas of Expertise: Pilot 40+ years, flight testing 11 years; U.S. Marine Corps 27 years, retired as Marine Colonel (Director, U.S. Naval Test Pilot School); and Engineering Manager, 15 years research projects and new technology development, Pete Field provides services...Location: Texas
Areas of Expertise: AUTO FIRE & SAFETY CONSULTANTS, INC., (FORMERLY CAM COPE CONSULTING), provides investigative and expert witness services throughout the U.S. and Mexico. Our team of professionals has a wide range of expertise in the evaluation and investigation...Location: New York
Areas of Expertise: Yarmus Engineering, P.C. has been providing Engineering services throughout the tri-state area since 1974. Andrew R. Yarmus, P.E., President of the firm, has worked in various engineering and construction capacities with the firm since 1987,...Location: New York
Areas of Expertise: Mr. Grahme Fischer has over 40 years of experience practicing various aspects of mechanical and forensic engineering. He has conducted and/or supervised many hundreds of accident investigations involving automobiles, trucks, motorcycles, bicycles,...Location: California
Areas of Expertise: Pete Fowler Construction Services, Inc. is a team of experienced consultants with expertise in all phases of building construction including design, estimating, construction management, inspection, testing, repair, construction defect forensics, and...Location: Delaware
Areas of Expertise: George Govatos,PE received a PhD in civil and mech. engineering from the Univ. of Pennsylvania and has over 27+ years of experience working with attorneys,insurance companies and governmental agencies in the field of Accident Reconstruction, and...Location: New York
Areas of Expertise: Mr. Ubell's Firm services nearly 3,500 Law Firms & nearly 500 Architectural & Engineering Firms. Has Investigated nearly 1,500 Incidents and has Testified more than 100 times. Courts: NY State Supreme, US Federal. Specialist in stair incidents....Location: Nevada
Areas of Expertise: American Safety Associates, Inc. is a nationwide safety consulting firm. We have a full staff of qualified experts in a variety of safety disciplines. These disciplines include: Occupational Safety and Health (OSHA)* Mine Safety and Health (MSHS)...Location: Michigan
Areas of Expertise: Bruce Main, P.E., CSP, is president of Design Safety Engineering, Inc., Ann Arbor, MI. He holds mechanical engineering degrees from MIT and the University of Michigan. Mr. Main specializes in the risk assessment process and companies and attorneys to...Location: California
Areas of Expertise: TRANSPORTATION SAFETY INC. AREAS OF SPECIALIZATION: • COMMERCIAL TRUCKS & BUSES • EDRs & “BLACK BOX DOWNLOADS” • TACHOGRAPH ANALYSIS • HYDRAULIC & AIR BRAKES • HOURS OF SERVICE & LOG BOOK AUDITS • DRIVER QUALIFICATION • MAINTENANCE...Locations: Multiple Locations
Areas of Expertise: Thomas D. Smith, Ph.D., P.E. Electronics Expert, Electronics Analysis Expert 45 years of working with electronics has provided Dr. Smith with a deep understanding of a wide array of electronic systems including radar and sonar surveillance systems,...Location: Minnesota
Areas of Expertise: Donn N. Peterson, MSME, PE, DIIFES is a Registered Professional Engineer in Minnesota, Wisconsin, and Ohio. He is a Board Certified Diplmate in Forensic Engineering Sciences. He practices in areas of: Accident Reconstruction and Crash Analyses,...Locations: Multiple Locations
Areas of Expertise: Lance E. Robson, PE Highway Engineering, Crash Reconstruction Highway Engineering, Crash Reconstruction For more than 20 years, Lance has provided investigations and analysis in motor vehicle, bicycle, pedestrian, and train collisions. He has applied...Location: North Carolina
Areas of Expertise: Operations Consultant. Provides comprehensive service in matters involving all aspects of train operations. Expert knowledge of data downloaded from locomotive event recorders and the analysis of such data to determine causation of railroad...Location: Florida
Areas of Expertise: Dr. Pfeifer is a Consulting Engineer with a strong background in the design, development, and implementation of roadside safety hardware. Current work consists of vehicular accident reconstruction including the determination of vehicle dynamics and...Location: Arizona
Areas of Expertise: Mr. Timothy C. Behrens is a registered Professional Engineer (Mechanical) with over 26 years of experience in the engineering field. Mr. Behrens is also certified as an Accident Reconstructionist (by ACTAR), a Certified Fire and Explosion...Location: California
Areas of Expertise: Collision Consultants and Investigations offers professional service in Accident Reconstruction, Investigations and Expert Testimony. With over twenty-eight years of Law Enforcemtnet expierence in Investigations and Reconstruction of collisions and...Location: New Jersey
Areas of Expertise: Mr. Leppard has been active in aviation accident investigation and reconstruction since 1965. He participated with the NTSB in over 25 field investigations, and has assisted in the reconstruction of over 100 accidents. He is an experienced trial...Location: Pennsylvania
Areas of Expertise: Traffic Planning and Design, Inc. (TPD) is a 135-member firm specializing in transportation engineering, including highway design, bridge design, and transportation planning. TPD is currently ranked # 13 on the list of Best Places To Work in PA and...Location: New York
Areas of Expertise: Visit our website for more than 50 condensed expert CVs. We offer a qualified team of engineers and scientists, covering hundreds of areas of expertise, are available to assist you in technical evaluations, scientific analysis, testimony and...Locations: Multiple Locations
Areas of Expertise: DAVID C. COWEN - A.I.A. Construction, Premises Liability Mr. Cowen’s experience as an architect, construction administrator, and forensic investigator has provided him with a diverse professional knowledge that includes elementary and secondary...Location: Minnesota
Areas of Expertise: My engineering consulting practice is focused on the following areas: Metallurgical Engineering/Failure Analysis, Railroad Engineering, Accident Reconstruction and Railroad and Product Liability LitigationLocation: California
Areas of Expertise: ROMAN BECK COLLISION ANALYST • Published author on collision analysis • Teaching and speaking engagements • Specialist in bicycle maintenance and operation • Member of the Society of Automotive Engineers and the Southwestern Association of...Location: California
Areas of Expertise: Mr. Tyson is a Registered Professional Engineer, Consulting Engineer and Licensed Engineering Contractor. He is a Diplomate of the American Board of Forensic Engineering and Technology and the American Board of Forensic Examiners. He was born and...Accident Reconstruction Expert Witnesses by State
- Alabama,
- Alaska,
- Arizona,
- Arkansas,
- California,
- Colorado,
- Connecticut,
- Delaware,
- District of Columbia,
- Florida,
- Georgia,
- Hawaii,
- Idaho,
- Illinois,
- Indiana,
- Iowa,
- Kansas,
- Kentucky,
- Louisiana,
- Maine,
- Maryland,
- Massachusetts,
- Michigan,
- Minnesota,
- Mississippi,
- Missouri,
- Montana,
- Nebraska,
- Nevada,
- New Hampshire,
- New Jersey,
- New Mexico,
- New York,
- North Carolina,
- North Dakota,
- Ohio,
- Oklahoma,
- Oregon,
- Pennsylvania,
- Rhode Island,
- South Carolina,
- South Dakota,
- Tennessee,
- Texas,
- Utah,
- Vermont,
- Virginia,
- Washington,
- West Virginia,
- Wisconsin,
- Wyoming