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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 451468 of 1,760 experts

Pharmaceutical Research

Per Ingemar Lindell

Sc.D., M.Sc.

Bethesda, MD30+ years+ yrs8.6

Per Ingemar Lindell, Sc.D., M.Sc. is a biopharmaceutical and life sciences expert specializing in drug discovery, clinical development, and biologics manufacturing litigation. With a career spanning management consulting, strategic planning, and operational management, he brings a comprehensive framework to litigation work involving complex biopharmaceutical processes. His work centers on investigating gene therapy development, assessing peptide drug manufacturing, and evaluating whether trade secrets were misappropriated. Mr. Lindell has been retained in numerous expert witness and consulting engagements across the United States and Europe, involving gene therapy, peptide drugs, and cell bank storage disputes. His Doctor of Science in Biochemical Engineering from MIT, along with his Master of Science in Chemical Engineering from the Royal Institute of Technology, Sweden, 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 biopharmaceutical development and manufacturing processes.

DNABiopharmaceuticalsLife Sciences+6
Statistics

Bruce E. Rodda, Ph.D., M.B.A.

Ph.D. Biostatistician, Clinical Trials Expert

Spicewood, TX54 years+ yrs8.6

Bruce E. Rodda, Ph.D., M.B.A. is a biostatistics and clinical trials expert specializing in statistical analysis and design of clinical trials. With a career spanning pharmaceutical research, clinical operations, and strategic consulting, he brings a robust analytical framework to litigation work. His work centers on investigating statistical methodologies, assessing clinical trial designs, and evaluating regulatory compliance. Mr. Rodda has been retained in numerous expert witness and consulting engagements across the United States, involving pharmaceutical research and clinical trial evaluations. His Ph.D. in Biostatistics from Tulane University, along with his Accredited Professional Statistician (PStat) 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 clinical research and biostatistical evaluations.

Pharmaceutical ResearchBiostatisticsClinical Research
Mechanical Engineering

Brian M. Davis

MSME, PE

Cincinnati, OH35 years+ yrs8.6

Brian M. Davis, MSME, PE is a mechanical engineering and forensic engineering expert specializing in products liability and failure analysis. With a career spanning gas turbines, automotive engineering, and medical device design, he brings a multidisciplinary perspective to litigation work. His work centers on investigating component failures, assessing mechanical design compliance, and evaluating whether engineering standards were met. Mr. Davis has been retained in numerous expert witness and consulting engagements across the United States, involving automotive, marine, industrial, and medical device cases. His MS in mechanical engineering, along with certifications such as Certified Six Sigma Greenbelt and Material Review Board 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 mechanical systems and engineering practices.

Products LiabilityGas turbinesAutomotive engineering+4
Equipment & Machinery

Cameron C. Orr

Mechanical Engineer

Eagle Mountain, UT17 years+ yrs8.6

Cameron C. Orr, P.E., CSP, CFPHS is a mechanical engineering and safety expert specializing in equipment and machinery litigation. With a career spanning mechanical design, safety compliance, and expert witness services, he brings a multifaceted perspective to litigation work. His work centers on investigating equipment failures, assessing safety compliance, and evaluating whether industry standards have been met. Mr. Orr has been retained in numerous expert witness and consulting engagements across the United States, involving personal injury, product liability, wrongful death, and intellectual property cases. His Bachelor of Science in Mechanical Engineering, along with certifications such as Certified Safety Professional and Certified Fluid Power Hydraulic 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 causation in disputes involving mechanical equipment and safety standards.

SafetyMechanical EngineeringExpert Witness Services
Toxicology

Richard Stripp, Ph.D.

Forensic Toxicologist

Huntington, NY40 years+ yrs8.6

Richard Stripp, Ph.D. is a forensic toxicology expert specializing in litigation involving toxicological assessments and pharmacological evaluations. With a career spanning toxicology, pharmacology, and forensic science, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating toxicological impacts, assessing pharmacological interactions, and evaluating whether substances contributed to legal disputes. Mr. Stripp has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to drugs of abuse, DUI/DWI, and toxic chemical exposure. His Ph.D. in Pharmacology & Toxicology, along with his Laboratory Director Certificate of Qualification, 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 forensic toxicology.

PharmacologyForensic ToxicologyClinical Toxicology
Construction

Frank Cumsky

Construction Safety Consultant and Expert Witness

East Brunswick, NJ40 years+ yrs8.6

Frank Cumsky, MBA is a construction safety consultant and expert witness specializing in construction-related injury litigation. With a career spanning project management, site safety coordination, and regulatory compliance, he brings a comprehensive understanding of construction safety standards and legal frameworks to his litigation work. His work centers on investigating construction accidents, assessing compliance with New York State Labor Laws and OSHA regulations, and evaluating whether safety violations contributed to incidents. Mr. Cumsky has been retained in numerous expert witness and consulting engagements across New York, involving construction accidents, safety compliance, and regulatory adherence. His Masters of Business Administration from Baruch College, along with certifications such as the NYC Buildings Site Safety Coordinator License and OSHA 30-Hour Construction Safety and Health Training, 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 compliance.

Safety
Oil and Gas

John R. Puskar

PE

Hinckley, Ohio39 years+ yrs8.6

John R. Puskar, PE is a fuels and combustion systems risk management expert specializing in gas piping and combustion equipment safety. With a career spanning engineering consulting, safety inspections, and risk management, he brings a strategic engineering perspective to litigation work. His work centers on investigating root causes of explosions, assessing compliance with safety codes, and evaluating whether negligence contributed to incidents. Mr. Puskar has been retained in numerous expert witness and consulting engagements across North America, involving cases such as industrial explosions, boiler failures, and gas piping incidents. His BEME in Mechanical Engineering from Youngstown State University, along with certifications such as Certified Energy Manager and Certified Cogeneration 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 in disputes involving combustion equipment and gas piping systems.

FireGas PipingCombustion Equipment
Failure Analysis

Lee E. Sale, P.E.

Principal Consultant

Mandeville, LAOver 20 years+ yrs8.6

Lee E. Sale, P.E. is a mechanical engineering expert specializing in failure analysis of mechanical equipment and systems. With a career spanning commercial, heavy industrial, manufacturing, oil and gas, and shipbuilding sectors, he brings a multifaceted engineering perspective to litigation work. His work centers on investigating equipment failures, assessing compliance with engineering standards, and evaluating whether mechanical systems met operational requirements. Mr. Sale has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to cranes, rigging, heavy transport, and industrial facilities. His B.S. in Mechanical Engineering from Louisiana State University, along with certifications such as Certified Overhead Crane/Hoist and Rigging Inspector and Certified Mobile Crane Operator, 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 equipment failures and accidents.

Mechanical EngineeringCranesRigging+5
Construction

Anthony Corrado

CHST, LSSM, CSFSM, OSHA Trainer

New York, NY40 years+ yrs8.6

Anthony Corrado, CHST, LSSM, CSFSM, OSHA Trainer is a construction safety expert specializing in construction accidents and injuries litigation. With a career spanning roles from union carpenter to senior project superintendent, he brings a comprehensive understanding of construction operations and safety protocols to his litigation work. His work centers on investigating construction site compliance, assessing safety management practices, and evaluating whether industry standards were upheld. Mr. Corrado has been retained in numerous expert witness and consulting engagements across New York City, involving cases related to construction safety, OSHA compliance, and New York Labor Law. His education from the Society of Mechanics Institute and District Council of Carpenters Technical College, along with certifications such as the Licensed Site Safety Manager Certification and Construction Safety and Health Technician, 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 construction safety and compliance.

Safety
Construction

Christopher Grundy

Construction Management Professional

Fort Myers, FL40 years+ yrs8.6

Christopher Grundy, LEED AP is a construction management expert specializing in contractual disputes and construction oversight failures. With a career spanning project and delivery management, cost control, contracts and procurement, and sustainability oversight, he brings a comprehensive framework to analyzing construction-related litigation. His work centers on investigating construction delays, assessing contract compliance, and evaluating whether industry standards were met. Mr. Grundy has been retained in numerous expert witness and consulting engagements across the United States, Canada, and South Africa, involving federal, educational, and multi-family construction projects. His BSc. (Hons) Civil Engineering in Civil Engineering, along with LEED Accredited Professional and DBIA Professional certifications, 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, procurement irregularities, and delay and disruption analysis.

Construction EngineeringProject & Delivery ManagementCost Control & Documentation+3
Handwriting analysis

Grace Warmbier

AI, Software Development & Patent Expert

New York, NY12 years+ yrs8.6

Grace Warmbier, Bachelors of Science in Forensic Science, Bachelors of Science in Biology is a forensic document examination expert specializing in questioned document analysis. With a career encompassing roles in law enforcement and private practice, she brings a comprehensive understanding of forensic methodologies to her litigation work. Her work centers on investigating handwriting comparisons, assessing counterfeit documents, and evaluating alterations in legal documents. Ms. Warmbier has been retained in numerous expert witness and consulting engagements across New York, involving criminalistics and document examination cases. Her Bachelors of Science in Forensic Science and Biology, along with her professional training and experience at the NYPD Police Laboratory, reinforce her ability to deliver objective, defensible analyses. She is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of authenticity and alterations in disputes involving questioned documents.

Signature analysisForgeriesDisguised writing+14
Aviation & Aerospace

Robert G. Tuck, III

Expert Witness

Peachtree City, GA32 years+ yrs8.6

Robert G. Tuck, III, A&P License is an aviation and aerospace expert specializing in aircraft maintenance and regulatory compliance litigation. With a career spanning departmental management, budget oversight, and contract negotiation, he brings a comprehensive framework to analyzing compliance with Federal Aviation Regulations and industry standards. His work centers on investigating maintenance procedures, assessing airworthiness compliance, and evaluating contract adherence. Mr. Tuck has been retained in numerous expert witness and consulting engagements across the United States, involving commercial aircraft maintenance, lease agreements, and regulatory compliance. His Airframe and Power Plant Certificate and License from the Federal Aviation Administration, along with his A&P License, 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 aircraft maintenance and compliance with aviation regulations.

Departmental ManagementBudget/AccountingFARs+18
Psychology

Teresa Herrero Taylor

PhD BCBA-D LABA CCTP-II

Fort Myers, FL8.6

Teresa Herrero Taylor, PhD BCBA-D LABA CCTP-II is a psychology and behavior analysis expert specializing in clinical psychology, special education, and psychological trauma. With a career encompassing roles in educational leadership, clinical practice, and behavior analysis, she brings a multifaceted perspective to her litigation work. Her work centers on investigating psychological trauma impacts, assessing behavioral interventions, and evaluating compliance with educational standards. Ms. Taylor has been retained in numerous expert witness and consulting engagements across New Jersey and Florida, involving cases related to special education, psychological trauma, and behavior analysis. Her Ph.D. in Professional Psychology from the University of Pennsylvania, along with certifications such as Board Certified Behavior Analyst – Doctoral and Certified Clinical Trauma Professional II, 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 psychological and behavioral assessments.

Education & SchoolsBehavior AnalysisClinical Psychology+1
Economics

William G. Brandt

CPA, ABV, MBA, CFF

Bainbridge Island, WAApproximately 42 years+ yrs8.6

William G. Brandt, CPA, ABV, MBA, CFF is a forensic economics expert specializing in litigation support and loss calculation. With a career encompassing financial analysis, expert testimony, and economic analysis, he brings a strategic perspective to his litigation work. His work centers on investigating economic damages, assessing financial losses, and evaluating whether opposing expert reports are defensible. Mr. Brandt has been retained in numerous expert witness and consulting engagements across the Pacific Northwest, involving cases such as life care plan valuations, product liability, and wrongful death claims. His Master of Business Administration in Finance & Economics, along with certifications as a Certified Public Accountant, Accredited in Business Valuation, and Certified in Financial Forensics, 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 economic damages and financial losses.

Forensic EconomicsFinancial AnalysisLoss Calculation+1
Firearms & Ballistics

Donald P. Redl, Jr.

Board Certified Investigator | Use-of-Force & Firearms Expert

Salt Point, NY30+ years+ yrs8.6

Donald P. Redl, Jr., PCI, CFI-FTER is a Use-of-Force & Firearms expert specializing in complex civil and criminal litigation involving firearms training accidents and negligent security. With a career encompassing firearms instruction, scenario-based training, and executive security operations, he brings a multifaceted perspective to litigation work. His work centers on investigating lawful use-of-force incidents, assessing firearms training methodologies, and evaluating negligence in security operations. Mr. Redl has been retained in numerous expert witness and consulting engagements across the United States, involving cases of firearms training accidents and security negligence. His Professional Certified Investigator (PCI) and Certified Forensic Interviewer (CFI-FTER) certifications 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 use-of-force and firearms training incidents.

SecurityUse-of-ForceFirearms Training+2
Law Enf & Criminal Justice

Mickey L. Williams

Esq., M.P.A

Vonore, TN29 years+ yrs8.6

Mickey L. Williams, Esq., M.P.A is a law enforcement and criminal justice expert specializing in use of force review, officer involved shootings, and internal affairs investigations. With a career spanning police leadership, legal practice, and academic instruction, he brings a multifaceted perspective to his litigation work. His work centers on investigating officer conduct, assessing policy compliance, and evaluating whether law enforcement actions align with established standards. Mr. Williams has been retained in numerous expert witness and consulting engagements across California, involving police practices, use of force incidents, and internal investigations. His Juris Doctorate in law, along with certifications such as Basic POST, Intermediate POST, and Executive POST, 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 law enforcement conduct and policy adherence.

Police Practices & ProceduresUse of Force Review/Policy/Best PracticesOfficer Involved Shootings+21
Structural Design

Trent Nelson

President of Apex Structural Design, LLC

Sioux Falls, SD8.6

Apex Structural Design, L.L.C., is a consulting engineering firm that provides a broad range of professional engineering services associated with buildings and building components. From innovative structural design and up to date specifications to field observation, damage assessment and forensic engineering; Apex personnel are dedicated to providing you with quality, professional service. Apex designers are experienced in Design / Bid, Design / Build and Fast Track types of construction projects utilizing all types of building materials.

Forensic EngineeringTimber StructuresSteel Structures+1
Business Interruption

Henry B. Staley, Jr.

Principal

Jacksonville, FL40 years+ yrs8.6

Henry B. Staley, Jr., MAI, CPA, ISHC, CRE is a real estate appraisal and hospitality consulting expert specializing in market analysis, valuation, and dispute resolution services. With a career spanning hotel operations, asset management, and financial oversight, he brings a comprehensive framework to litigation work, analyzing deviations from industry standards. His work centers on investigating market trends, assessing property valuations, and evaluating whether financial discrepancies impact business operations. Mr. Staley has been retained in numerous expert witness and consulting engagements across the United States, involving business interruption, lost profits, condemnation, and property tax appeal cases. His Bachelor of Science in Accounting from the University of Georgia, along with certifications such as Certified Public Accountant (CPA) and Member of the Appraisal Institute (MAI), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of valuation and financial responsibility in disputes involving real estate and hospitality sectors.

Lost ProfitsCondemnationPartial Interest+4
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