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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 541558 of 1,760 experts

Electrical Engineering

Rico Ashley

Principal

Clearwater, FL23 years+ yrs8.5

Rico Ashley, P.E. is a power engineering expert specializing in National Electrical Code (NEC) compliance, National Electrical Safety Code (NESC) compliance, and power generation construction standards. With a career spanning electrical engineering, power generation commissioning, and protective relaying standards, he brings a comprehensive understanding of industry-specific compliance and safety protocols to his litigation work. His work centers on investigating NEC and NESC compliance, assessing power generation construction standards, and evaluating whether protective relaying standards and coordination have been properly implemented. Mr. Ashley has been retained in numerous expert witness and consulting engagements across Florida, Georgia, and Texas, involving cases related to electrical safety, power generation, and arc flash compliance. His Bachelor of Science in Electrical Engineering from Tuskegee University, along with his Professional Engineering Licenses in Florida, Nebraska, and Texas, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and safety standards in disputes involving electrical engineering and power systems.

ElectricityNational Electrical Code (NEC) complianceNational Electrical Safety Code (NESC) compliance+6
Pharmacist

Nicholas Ladikos

PharmD, FASCP, BCPS, BCGP, BCIDP

Coppell, TX8.5

Nicholas Ladikos, PharmD, FASCP, BCPS, BCGP, BCIDP is a pharmacy and pharmacology expert specializing in pharmaceutical negligence and fraud litigation. With a career spanning clinical pharmacy, infectious diseases, and geriatric pharmacotherapy, he brings a multi-faceted perspective to litigation work. His work centers on investigating adverse drug reactions, assessing medication errors, and evaluating whether standards of care in pharmacy practice have been met. Mr. Ladikos has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to drug interactions, compounding, and pharmaceutical malpractice. His Doctor of Pharmacy from the University of Florida, along with certifications such as Board Certified Infectious Diseases Pharmacist (BCIDP) and Board Certified Geriatric Pharmacist (BCGP), 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 drug safety and pharmacy standards.

Geriatrics
Safety

Mark A Franklin

Workplace Safety Professional and Trainer

Somerset, MA28 years+ yrs8.5

Mark A Franklin is a workplace safety expert specializing in occupational safety and health litigation. With a career spanning training, incident investigation, and regulatory compliance, he brings a comprehensive framework to litigation work involving workplace safety standards. His work centers on investigating incident causation, assessing regulatory compliance, and evaluating whether safety protocols were followed. Mr. Franklin has been retained in numerous expert witness and consulting engagements across the United States, involving cases in construction safety, hazardous materials management, and general industry safety. His Master of Business Administration in Business Administration, along with certifications such as OSHA Authorized Trainer for general and construction industry, 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 workplace safety and compliance.

OSHAOccupational SafetyHealth+1
Toxicology

Aimee Nefcy, MD

Expert Witness in Medical Toxicology

Canton, MI10+ years+ yrs8.5

Aimee Nefcy, MD is a medical toxicology expert specializing in emergency medicine and toxicological litigation. With a career encompassing emergency care, toxicology, and occupational medicine, she brings a nuanced understanding of toxicological impacts and medical standards to her litigation work. Her work centers on investigating toxic exposures, assessing medication interactions, and evaluating whether standard care protocols were followed in cases of poisoning and overdose. Dr. Nefcy has been retained in numerous expert witness and consulting engagements across the United States, involving cases of medication and drug overdose, occupational exposures, and envenomations. Her Doctorate of Medicine from Wayne State University School of Medicine, along with certifications in Emergency Medicine and Medical Toxicology, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving toxicological and emergency medical issues.

Emergency MedicineMedical Toxicology
Civil Engineering

Michael F Myers

PE

Palmyra, VA30 years+ yrs8.5

Michael F Myers, PE is a civil engineering expert specializing in land development and stormwater management litigation. With a career spanning drainage design, hydrology, and floodplain analysis, he brings a practical engineering perspective to evaluating compliance with regulatory standards. His work centers on investigating stormwater system failures, assessing erosion and sediment control measures, and evaluating whether adequate outfall analyses meet industry and legal requirements. Mr. Myers has been retained in numerous expert witness and consulting engagements across Virginia and Maryland, involving commercial, multi-family, and residential construction projects. His B.S. in Civil Engineering from The University of Virginia, along with his Professional Engineer licensure in Virginia, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and responsibility in disputes involving stormwater management and drainage systems.

Hydrology
Certified EEOC Investigator

Mary Adams JD

Human Resources Expert & Practitioner

Fort Lauderdale, FLOver 20 years+ yrs8.5

Mary Adams JD is a Human Resources expert specializing in employee relations and workplace investigations. With a career spanning various domains such as discrimination, wrongful discharge, and background checks, she brings a nuanced understanding of complex HR issues to her litigation work. Her work centers on investigating workplace disputes, assessing compliance with labor laws, and evaluating whether employment practices meet legal standards. Ms. Adams has been retained in numerous expert witness and consulting engagements nationwide, involving cases related to fair pay, compensation disputes, and background checks. Her Jurist Doctorate in Law, along with certifications as a Certified EEO Investigator and Supreme Court Certified Mediator, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving employment discrimination and workplace policies.

discriminationwrongful dischargebackground checks+19
Video and Photography & Imaging

Paul W. Jacobs

Forensic Imaging & Analysis Expert

Sacramento, CA23 years+ yrs8.5

Paul W. Jacobs, Bachelor of Fine Arts is a forensic imaging and analysis expert specializing in daytime and nighttime visibility studies, photography and photo analysis, and videography and video analysis. With a career encompassing commercial and forensic photography, videography, mapping, and technical services, he brings a comprehensive perspective to reconstructing events for litigation purposes. His work centers on investigating visibility conditions, assessing photographic evidence, and evaluating video data to support fact finding and documentation. Mr. Jacobs has been retained in numerous expert witness and consulting engagements throughout California, involving cases such as accidents, wrongful death, and property damage. His Bachelor of Fine Arts in conjunction with certifications like the Accreditation Commission for Traffic Accident Reconstruction (ACTAR) and the UAS Remote Pilot Certificate 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 visibility and imaging analysis.

Visibility Studies & AnalysisPhotography & AnalysisVideography & Analysis+4
AI Expert

Randy Winters

Expert Witness

Saint George, Utah47 years+ yrs8.5

Randy Winters, SRVB is a technology and patent infringement expert specializing in complex litigation involving AI, machine learning, and software engineering. With a career encompassing technical management, patent drafting, and AI development, he brings a multifaceted perspective to litigation work. His work centers on investigating patent claims, assessing software engineering practices, and evaluating whether AI systems meet industry standards. Mr. Winters has been retained in numerous expert witness and consulting engagements across the United States, involving high-profile technology cases with companies like Apple, Samsung, and Google. His Master’s Degree in Software Engineering from Carnegie Mellon University, along with his extensive patent experience, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of claim construction and infringement in disputes involving AI and software technologies.

ChatGPTBiometric PrivacyBIPA+19
Products Liability

Paul Chen

Principal Consultant | Founder

Bentonville, AR23 years+ yrs8.5

Paul Chen, MBA, BS, ASQ Certified Quality Improvement Associate is a consumer product safety and regulatory compliance expert specializing in products liability and risk management. With a career encompassing roles at consumer product goods manufacturers, a global third-party test lab, and the world's largest retailer, he brings a multifaceted perspective to litigation work. His work centers on investigating regulatory compliance, assessing product safety protocols, and evaluating whether industry standards have been met. Mr. Chen has been retained in numerous expert witness and consulting engagements across the United States, involving consumer product safety, regulatory compliance, and risk management cases. His Master of Business Administration in Business Information Systems, along with certifications in Product Risk Assessment and Product Safety Analysis, 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 consumer product safety and compliance.

Risk Management
Electrical Engineering

C. Martin Nowland

PE, CEM

Wolfeboro, NH34 years+ yrs8.5

C. Martin Nowland, PE, CEM is an electrical engineering and controls expert specializing in energy management and industrial automation systems. With a career spanning electrical engineering, controls design, and energy management, he brings a comprehensive framework to litigation work involving complex engineering systems. His work centers on investigating electrical system failures, assessing compliance with engineering standards, and evaluating whether control systems meet safety and operational requirements. Mr. Nowland has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to electrical engineering, industrial automation, and energy management systems. His BSEE from Worcester Polytechnic Institute, along with certifications such as Certified Energy Manager (CEM) and Professional Engineer (PE) licenses 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 electrical and control systems.

ElectricityControls EngineeringEnergy Management
Premises Liability

Keith A. Bergman, PE

Consulting Engineer in Civil Engineering

Harleysville, PA32 years+ yrs8.4

Keith A. Bergman, PE is a civil engineering expert specializing in highway and street design, traffic engineering, and utilities construction. With extensive experience in construction management, project-related claims, and job site safety, he brings a comprehensive understanding of codes and standards to his litigation work. His work centers on investigating premise liability, assessing pedestrian safety, and evaluating whether ADA compliance has been met. Mr. Bergman has been retained in numerous expert witness and consulting engagements across the United States, involving premises liability, traffic engineering, and construction management cases. His Bachelor of Science Degree in Civil Engineering from San Diego State University, along with his Professional Engineer certifications 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 responsibility in disputes involving walkway surface evaluations, storm drainage, and pedestrian safety.

Traffic EngineeringHighway and Street DesignUtilities Construction+9
Biomedical Engineering

Eric A. Bharucha

Biomedical Systems Expert - 25+ Yrs, 10 Patents

St-Augustin-de-Desmaures, Québec32 years+ yrs8.4

Eric A. Bharucha, M.Sc., B.Eng., B.Sc., P.E. is a biomedical systems expert specializing in medical device development and regulatory compliance. With a multidisciplinary career encompassing electrical engineering, microbiology, and systems integration, he brings a comprehensive framework to his litigation work. His work centers on investigating electronic system failures, assessing regulatory compliance pathways, and evaluating whether design deviations impact device safety. Mr. Bharucha has been retained in numerous expert witness and consulting engagements worldwide, involving medical devices, aerospace systems, and advanced sensor technologies. His M.Sc. in Electrical Engineering, along with his Professional Engineer (P.E.) designation, 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 electronic system failures and regulatory compliance.

Electrical EngineeringMedical Device Development & Regulatory Compliance (FDA/CE pathways)Electronic System Failure Analysis & Forensic Investigation+8
Biomedical Engineering

Alison Lesley Marsden, Ph.D.

Professor of Cardiovascular Diseases

Stanford, CA16 years+ yrs8.4

Alison Lesley Marsden, Ph.D. is a Biomedical Engineering expert specializing in cardiovascular modeling and computational fluid dynamics in litigation contexts. With a career spanning bioengineering, digital health, and pediatric cardiology, she brings a multidisciplinary framework to her litigation work. Her work centers on investigating cardiovascular device efficacy, assessing computational modeling accuracy, and evaluating whether surgical interventions meet industry standards. Ms. Marsden has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to cardiovascular disease, medical devices, and pediatric cardiology. Her Ph.D. in Mechanical Engineering, along with her Fellow status in the Biomedical Engineering Society and American Institute for Medical and Biological Engineering, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving cardiovascular modeling and medical devices.

Medical DevicesCardiovascular ModelingBioengineering+1
Construction Defects

Aaron D. Miller

Residential Combination Inspector

Garland, TX46 years+ yrs8.4

Aaron D. Miller, RCI, ACI is a Residential Construction and Inspection expert specializing in residential construction defects and building code compliance. With a career spanning general contracting, residential inspection, and code enforcement, he brings a comprehensive understanding of construction standards and practices to litigation work. His work centers on investigating construction defects, assessing code compliance, and evaluating whether industry standards have been met. Mr. Miller has been retained in numerous expert witness and consulting engagements across Texas, involving residential construction defect cases and premises liability disputes. His Associate of Arts Degree in a relevant field, along with certifications such as Certified Residential Combination Inspector and Certified Master Inspector, 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 residential construction and inspection issues.

Building InspectionResidential ConstructionResidential Construction Defects+15
Oil & Gas Well Drilling

Gregg S. Perkin, PE

President & Principal Engineer

Kingwood, TX8.4

Gregg S. Perkin, PE is a mechanical engineering expert specializing in mechanical equipment design and safety systems. With extensive experience across domestic and international projects, he brings a multifaceted perspective to litigation work involving complex mechanical systems. His work centers on investigating mechanical failures, assessing safety compliance, and evaluating whether industry standards were met in equipment design and operation. Mr. Perkin has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to oil and gas drilling equipment, mechanical systems design, and accident reconstruction. His Bachelor of Science in Mechanical Engineering from California State University at Long Beach, along with his registration as a Professional Engineer in thirteen states, reinforces 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 equipment and safety systems.

Mechanical Systems DesignPipeline DesignPower Generation+5
Electrical Engineering

Joseph Dagher, Ph.D.

Imaging Scientist

Falls Church, Virginia25+ years+ yrs8.4

Joseph Dagher, Ph.D. is an Imaging Science expert specializing in patent disputes and imaging system analysis. With a career encompassing imaging systems, optical systems, and data analysis algorithms, he brings a multidisciplinary approach to his litigation work. His work centers on investigating imaging system failures, assessing patent infringement claims, and evaluating the integrity of imaging processes. Mr. Dagher has been retained in numerous expert witness and consulting engagements across the United States, involving patent and trade secret cases, as well as inter partes review cases. His Doctor of Philosophy in Optical Sciences, along with his extensive experience in imaging systems and data analysis, 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 imaging technology and patent infringement.

Photography & ImagingImaging SystemsOptical Systems+4
Architecture

Gary K. Dempster

FAIA, NCARB, LEED AP, CRRP

South Pasadena, CA42 years+ yrs8.4

Gary K. Dempster, FAIA, NCARB, LEED AP, CRRP is an architecture and construction expert specializing in professional standard of care and construction documents analysis. With a career spanning project management, technical services, and architectural mediation, he brings a comprehensive framework for evaluating compliance with industry standards in complex construction disputes. His work centers on investigating professional standard of care breaches, assessing construction document integrity, and evaluating whether architectural coordination meets regulatory requirements. Mr. Dempster has been retained in numerous expert witness and consulting engagements across the United States, involving retail, hospitality, and historic preservation projects. His Bachelor of Science in Architecture from the University of Southern California, along with certifications such as NCARB, LEED AP, and CRRP, 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 administration.

ConstructionProfessional Standard of CareConstruction Documents Analysis+8
Construction

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Atlanta, Georgia30+ years+ yrs8.4

Thomas Collier, Jr is a construction and premises liability expert specializing in large commercial and multi-residential construction disputes and serious bodily injury claims. With a career spanning general contracting, development, and consulting, he brings a comprehensive understanding of construction practices and liability issues to his litigation work. His work centers on investigating construction defects, assessing premises liability, and evaluating whether industry standards were met. Mr. Collier has been retained in numerous expert witness and consulting engagements across the Southeastern United States, involving commercial defects, personal injury claims, and multifamily construction cases. His BA in Economics and English from the University of North Carolina at Chapel Hill, along with his Licensed Contractor certification in Georgia, 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 construction defects and premises liability.

Premises Liability
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