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Expert Witness Directory

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Browse our verified directory of expert witnesses spanning medicine, engineering, finance, and dozens of specialized fields.

Showing 181198 of 1,760 experts

Electrical Engineering

Brian J. Brackensick

Electrical & Corrosion Engineer

Austin, TX22 years+ yrs9.0

Brian J. Brackensick, M.S., P.E. is an Electrical & Corrosion Engineering expert specializing in electrical forensic consulting and failure analysis. With a career encompassing electrical design, code compliance inspections, and construction methods, he brings a multidisciplinary perspective to litigation work. His work centers on investigating electrical failures, assessing code compliance, and evaluating whether construction methods meet industry standards. Mr. Brackensick has been retained in numerous expert witness and consulting engagements across Texas and surrounding areas, involving electrical fires, appliance failures, and industrial site assessments. His Master of Science in Electrical Engineering, along with certifications such as Certified Fire and Explosion Investigator (CFEI) and Certified Cathodic Protection Technologist (CP3), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving electrical systems and corrosion issues.

FireCorrosion Engineering
Security and Premises Liability

Drew Neckar

Principal Consultant

Strum, WI20+ years+ yrs9.0

Drew Neckar, MBA, CPP, CHPA is a security and premises liability expert specializing in risk assessment and vulnerability identification. With a career spanning corporate security leadership and strategic program development, he brings a comprehensive framework for evaluating security protocols and compliance in litigation contexts. His work centers on investigating premises liability, assessing security program effectiveness, and evaluating whether industry standards have been met. Mr. Neckar has been retained in numerous expert witness and consulting engagements across the United States, involving cases in healthcare, hospitality, and educational institutions. His Master of Business Administration in conjunction with certifications such as Certified Protection Professional (CPP) and Certified Healthcare Protection Administrator (CHPA) reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving security program failures and premises liability.

Risk assessment & vulnerability identificationFacility security designSecurity policy & procedure review+12
Civil Engineering

David T. Williams

Ph.D., P.E., P.H., CPESC, CFM, F.ASCE, F. EWRI, D.WRE

Commerce City, CO45 years+ yrs9.0

David T. Williams, Ph.D., P.E., P.H., CPESC, CFM, F.ASCE, F. EWRI, D.WRE is a water resources engineering expert specializing in sedimentation engineering and floodplain management litigation. With a career spanning civil engineering, hydrology, and hydraulic design, he brings a comprehensive understanding of complex water systems and their legal implications. His work centers on investigating sediment transport dynamics, assessing floodplain management practices, and evaluating whether engineering standards have been met in water resource projects. Mr. Williams has been retained in numerous expert witness and consulting engagements across the United States, involving FEMA floodplain studies, erosion control, and hydraulic engineering disputes. His Ph.D. in Civil Engineering, along with certifications such as Certified Professional in Erosion and Sediment Control (CPESC) and Certified Floodplain Manager (CFM), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving river hydraulics, sedimentation, and flood risk management.

HydrologyWater Resources EngineeringSedimentation Engineering
Human Factors and Engineering

Kevin A. Rider

PhD, PE, CPE

Delaware, OH24 years+ yrs9.0

Kevin A. Rider, PhD, PE, CPE is a forensic human factors expert specializing in litigation support for cases involving motor vehicle crashes, slips, trips, and falls, and workplace incidents. With a career spanning human factors, ergonomics, and engineering, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating motor vehicle accidents, assessing the adequacy of warnings and product designs, and evaluating whether workplace safety standards were met. Mr. Rider has been retained in numerous expert witness and consulting engagements across the United States, involving motor vehicle accidents, workplace safety, and premises liability. His Ph.D. in Industrial & Operations Engineering (Human Factors), along with certifications as a Certified Professional Ergonomist and Professional Engineer, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving human factors and ergonomics.

Human FactorsErgonomics
Manufacturing

Rosemary Coates

President of Blue Silk Consulting

Los Gatos, CA40 years+ yrs9.0

Rosemary Coates, MBA is a Supply Chain Management expert specializing in litigation involving manufacturing, procurement, and ERP systems implementation. With a career spanning global supply chain operations, project management, and Chinese manufacturing, she brings a strategic international perspective to her litigation work. Her work centers on investigating sourcing practices, assessing logistics and distribution compliance, and evaluating whether ERP implementation failures have occurred. Ms. Coates has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to global manufacturing operations, counterfeit imports, and supply chain disruptions. Her MBA in Finance and Operations Management, along with her credentials as a Licensed United States Customs Broker and Credentialed Adjunct Professor of Business, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving global supply chain management and Chinese manufacturing practices.

Procurement/PurchasingSupply Chain ManagementProject Management+1
Slip Trip & Fall

John T. Whitty, Jr.

Licensed Professional Civil Engineer

Manakin Sabot, VA30+ years+ yrs9.0

John T. Whitty, Jr., P.E. is a fall protection and structural engineering expert specializing in litigation involving fall protection systems and structural analysis. With a career spanning structural design, fall protection systems, and safety engineering, he brings a comprehensive framework to analyzing compliance with industry standards and safety regulations. His work centers on investigating root causes of falls, assessing compliance with OSHA and ANSI standards, and evaluating whether structural designs meet safety requirements. Mr. Whitty has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to falls from height, structural failures, and safety compliance in commercial and industrial settings. His B.S. in Civil Engineering from Virginia Military Institute, along with his status as a Licensed Professional Engineer in multiple states, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving fall protection systems and structural integrity.

SafetyStructural analysis and designFall protection systems+3
Geology

Eros Bilyeu

Certified Hydrogeologist

Newport Beach, CA18 years+ yrs9.0

Eros Bilyeu, PG, CHG, CGWP, QSD/QSP is a Certified Hydrogeologist expert specializing in well design and construction oversight, aquifer characterization, and groundwater-flow modeling. With a career encompassing diverse hydrogeologic projects and collaborations with federal, state, municipal, and defense clients, he brings a comprehensive framework to litigation work involving complex groundwater systems. His work centers on investigating aquifer properties, assessing groundwater contamination, and evaluating compliance with regulatory standards. Mr. Bilyeu has been retained in numerous expert witness and consulting engagements across Southern California and nationally, involving municipal water supply projects, groundwater contamination cases, and regulatory compliance disputes. His BS in Geology from the University of South Alabama, along with certifications such as Professional Geologist, Certified Hydrogeologist, and Certified Groundwater Professional, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation and responsibility in disputes involving groundwater management and contamination.

EnvironmentalWell design and constructionAquifer characterization+1
Traffic Engineering

Michael Blankenship

Principal, Greenlight Traffic Engineering, LLC

Peoria, AZ34 years+ yrs9.0

Michael Blankenship, PE, RSP 2I is a traffic engineering expert specializing in traffic crash litigation. With a career spanning traffic safety, transportation planning, and roadway design, he brings a comprehensive understanding of how engineering principles apply to legal disputes. His work centers on investigating traffic incidents, assessing roadway design compliance, and evaluating whether safety standards were met. Mr. Blankenship has been retained in numerous expert witness and consulting engagements across Arizona, New Mexico, Texas, Nevada, Montana, North Carolina, and West Virginia, involving vehicle, pedestrian, bicyclist, and motorcyclist crash cases. His M.S. in Civil Engineering (Transportation Specialization), along with his Road Safety Professional Level 2 Infrastructure Certification, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving traffic safety and engineering standards.

TransportationTraffic Safety
Trip and Falls

David Louis Swartz, FAIA IIDA NCARB LEED AP

FAIA IIDA NCARB LEED AP

Los Angeles, California42 years+ yrs9.0

David Louis Swartz, FAIA IIDA NCARB LEED AP is a construction defects and slip trip & fall expert specializing in architectural design and building code compliance. With a career spanning architectural design, interior design, and construction administration, he brings a nuanced understanding of how design and regulatory standards intersect in litigation contexts. His work centers on investigating construction defects, assessing compliance with ADA and building codes, and evaluating whether architectural practices meet industry standards. Mr. Swartz has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to construction defects, ADA compliance, and architectural design in commercial and residential properties. His Master of Architecture from the University of Southern California, along with his LEED Accredited Professional certification and multiple state architectural licenses, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of standard of care in disputes involving architectural design and construction practices.

CodesArchitectureInterior Design+20
Fire and Engineering

Daniel Gottuk PhD, PE

President of Gottuk Engineering

Annapolis, MD31 years+ yrs9.0

Daniel Gottuk PhD, PE is a fire and engineering expert specializing in fire detection, fire dynamics, and forensics. With a career spanning fire protection engineering, forensic analysis, and national code development, he brings a technically robust framework to litigation work. His work centers on investigating fire origins, assessing fire protection systems, and evaluating whether fire dynamics align with industry standards. Mr. Gottuk has been retained in numerous expert witness and consulting engagements across the United States, involving shipboard, residential, and industrial fire cases. His PhD in Mechanical Engineering, along with his Professional Engineer licenses in AL, MD, and RI, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving fire dynamics and protection systems.

Fire detectionFire dynamicsForensics
Police Practices & Procedures and Investigation

Beth A. Mohr

CFE, FSA, CFCS, CAMS, CCCI, MPA, PI

Albuquerque, NM9.0

Beth A. Mohr, CFE, FSA, CFCS, CAMS, CCCI, MPA, PI is a Police Practices & Procedures and Investigation expert specializing in allegations of police misconduct and use of force. With a career spanning law enforcement, fraud examination, and financial crimes investigation, she brings a multidisciplinary perspective to her litigation work. Her work centers on investigating police practices, assessing the validity of use-of-force claims, and evaluating whether investigative failures or cognitive biases have occurred. Ms. Mohr has been retained in numerous expert witness and consulting engagements nationwide, involving cases of police misconduct, fraud examination, and financial crimes. Her Master of Public Administration from the University of New Mexico, along with certifications such as Certified Fraud Examiner and Force Science Analyst, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving police ethics, investigative failures, and civil rights violations.

Fraud ExaminationFinancial Crimes Investigation
Mechanical Engineering

David M. Hallman, M.S., P.E.

Consulting Mechanical / Materials Engineer

Maple Grove, MN30+ years+ yrs9.0

David M. Hallman, M.S., P.E. is a mechanical engineering expert specializing in accident reconstruction and forensic investigations. With a career encompassing materials research, crash testing, and forensic mechanical analysis, he brings a multidisciplinary approach to litigation work. His work centers on investigating mechanical failures, assessing crash dynamics, and evaluating causation in vehicle-related incidents. Mr. Hallman has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as vehicle mechanical failures, crash reconstructions, and fire investigations. His Master of Science in Materials Science and Engineering, along with certifications such as Certified Fire and Explosion Investigator and Certified Vehicle Fire Investigator, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving mechanical and vehicle systems.

Accident ReconstructionRoot cause analysis of mechanical incidents and failuresForensic Mechanical Engineering Investigations+10
Construction

Kiwesa King

Construction Management Consultant and Expert Witness

New York, NY29 years+ yrs9.0

Kiwesa King, Licensed Professional Engineer, Certified Construction Manager, Certified Construction Management Trainer, Certified Design-Build Professional, Project Management Professional is a construction management expert specializing in construction-related disputes and litigation. With a career encompassing construction management, project delivery methods, and fire protection systems, she brings a multifaceted perspective to her litigation work. Her work centers on investigating construction defects, assessing construction means and methods, and evaluating whether industry standards were met. Ms. King has been retained in numerous expert witness and consulting engagements across the New York City area, involving construction defects, property damage, and premises liability cases. Her Master of Science in Mechanical Engineering, along with certifications such as Certified Construction Manager and Project Management Professional, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving construction management and administration.

Construction Defects
use of force

Chuck J. Rylant

Psy.D.

Arroyo Grande, CA25 years+ yrs9.0

Chuck J. Rylant, Psy.D. is a use-of-force and self-defense expert specializing in police use-of-force, civilian self-defense, and human factors in high-stress situations. With a career encompassing law enforcement training, tactical instruction, and psychological analysis, he brings a multidisciplinary perspective to litigation work. His work centers on investigating police use-of-force incidents, assessing civilian self-defense claims, and evaluating whether human factors influenced decision-making under pressure. Mr. Rylant has been retained in numerous expert witness and consulting engagements across the United States, involving police use-of-force cases, civilian self-defense claims, and law enforcement training evaluations. His Psy.D. in Psychology, along with certifications as a Certified Force Science Analyst and Advanced Force Science Specialist, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving police practices and self-defense scenarios.

police use of forcelaw enforcement use of forceself defense+21
Energy and Electricity

Matthew Hawkins

Professional Mechanical Engineer

Livermore, CA10+ years+ yrs8.9

Matthew Hawkins, Professional Mechanical Engineer is an Energy Systems expert specializing in energy planning and strategy litigation. With a career encompassing roles in asset management, energy markets, and operations research, he brings a strategic framework to litigation work involving complex energy systems. His work centers on investigating regulatory compliance, assessing operational efficiencies, and evaluating whether strategic deviations impact market outcomes. Mr. Hawkins has been retained in numerous expert witness and consulting engagements across the United States, involving energy markets, battery energy storage systems, and power generation disputes. His B.S. in Mechanical Engineering, along with his Professional Engineer (PE) in Mechanical Engineering, Thermal and Fluid Systems, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of responsibility in disputes involving energy systems and market operations.

Energy SystemsUSA Energy MarketsEnergy Planning and Strategy+6
Deep foundations

Dr. Edward J. Garbin, Jr.

President, Principal Engineer

Saint Johns, FL20 years+ yrs8.9

Dr. Edward J. Garbin, Jr., Ph.D., P.E., D.GE is a geotechnical engineering expert specializing in forensic evaluations and structural distress analysis. With a career spanning deep foundations, ground improvement, and earth retention systems, he brings a robust technical framework to litigation work. His work centers on investigating foundation integrity, assessing soil mechanics, and evaluating whether construction practices meet industry standards. Dr. Garbin has been retained in numerous expert witness and consulting engagements across the United States, involving complex geotechnical and structural cases. His Ph.D. in Civil Engineering (Geotechnical), along with his Diplomate, Geotechnical Engineering (D.GE) certification, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving foundation failures and soil stabilization issues.

Ground improvementEarth retention systemsStructural distress+12
Liability Assessment & Contractor Duty of Care

Michael P. Lawler

CSP, ASP, CHST

Orland Park, IL30+ years+ yrs8.9

Michael P. Lawler, CSP, ASP, CHST is a construction safety and OSHA compliance expert specializing in liability assessment and contractor duty of care. With a career spanning safety management, OSHA compliance, and accident investigation, he brings a comprehensive framework to litigation work involving construction safety standards. His work centers on investigating accident causation, assessing compliance with OSHA regulations, and evaluating whether industry safety standards were upheld. Mr. Lawler has been retained in numerous expert witness and consulting engagements across the United States, involving construction safety, OSHA compliance, and accident investigation cases. His B.S. in Occupational Safety from Illinois State University, along with certifications such as CSP, ASP, and CHST, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving construction safety and OSHA compliance.

Accident Investigation & Root CauseAerial Lifts, MEWPCrane Safety, Inspection, Critical Pick Planning, & Rigging+44
Computer Forensics

Michael M. Nelson

Business Owner

Moorestown, NJ18 years+ yrs8.9

Michael M. Nelson is a digital forensics and cyber security expert specializing in incident response and eDiscovery. With a career encompassing digital forensics, cyber security, and information technology, he brings a comprehensive understanding of how to address complex digital investigations and cyber threats. His work centers on investigating digital breaches, assessing data integrity, and evaluating whether security protocols were breached. Mr. Nelson has been retained in numerous expert witness and consulting engagements across the United States, involving corporate, civil, criminal, and domestic cases. His B.S. Arts and Sciences in Computer and Information Sciences, along with certifications such as AccessData Certified Examiner (ACE) and Certified Information Systems Security Professional (CISSP), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving digital forensics and cyber security.

RansomwareHackingMetadata Analysis+19
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