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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 19–36 of 3,373 experts

K9 operations and best practices

Adam Bercovici

Results-Centric, Solutions-Focused Police Practices and Security Expert

Bend, OR40 years+ yrs★ 9.4

Adam Bercovici is a Police Practices and Security Expert specializing in police use of force, tactical operations, and security practices. With a career spanning elite police leadership, private investigation, and policy development, he brings a multifaceted perspective to litigation work. His work centers on investigating officer-involved shootings, assessing security protocols, and evaluating whether police procedures align with best practices. Mr. Bercovici has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as criminal conspiracy, wrongful death, and premises liability. His Bachelor of Arts in English Literature from Claremont McKenna College, along with California POST Certificates and a California Licensed Investigator credential, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of police responsibility in disputes involving use of force and internal affairs best practices.

Use of Deadly ForceMajor Scene ManagementCrowd Management+22
Banking

Jay Hibert

Active Lender

Carlsbad, CA39 years+ yrs★ 9.4

Jay Hibert, Licensed California Real Estate Broker is a banking and real estate lending expert specializing in commercial and real estate loans, brokerage, and valuation disputes. With a career spanning corporate banking, real estate brokerage, and financial consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating lending practices, assessing real estate valuations, and evaluating whether fiduciary responsibilities were upheld. Mr. Hibert has been retained in numerous expert witness and consulting engagements across 24 states, involving commercial and real estate loans, house flipping, construction finance, and brokerage standards. His B.A. in Philosophy, Economics, and Accounting from Pomona College, along with his Licensed California Real Estate Broker 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 and responsibility in disputes involving real estate and financial transactions.

Commercial Real EstateConstruction LendingEscrow/Title Insurance+15
Fire Protection Engineering

Benjamin Darby Casey

Principal

New Orleans, LA23 years+ yrs★ 9.4

Benjamin Darby Casey, PE, CPP, PSP, DBIA, MBA is a fire protection and security engineering expert specializing in fire protection systems design and security integration. With a career spanning fire protection engineering, security systems, and building code analysis, he brings a comprehensive understanding of risk management and safety compliance to litigation work. His work centers on investigating fire origins and causes, assessing security vulnerabilities, and evaluating compliance with fire safety codes. Mr. Casey has been retained in numerous expert witness and consulting engagements across the United States, involving complex risk-based engineered systems and unique solutions for industries such as data centers, hospitals, and cultural institutions. His BS in Fire Protection Engineering from the University of Maryland, along with certifications such as Physical Security Professional (PSP) and Certified Protection Professional (CPP), 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 protection and security systems.

SecurityBuilding CodeArson+21
Construction Engineering

Makarand (Mark) Hastak, Ph.D., PE, CCP, CRIS, MASCE

Professor of Construction Engineering & Management

West Lafayette, IN★ 9.4

Makarand (Mark) Hastak, Ph.D., PE, CCP, CRIS, MASCE is a construction engineering and management expert specializing in profitability of construction companies, disaster risk reduction, and infrastructure management. With a career encompassing academic leadership, industry consulting, and extensive research, he brings a multifaceted perspective to litigation work. His work centers on investigating cost control measures, assessing project management decision-making, and evaluating whether risk management protocols were adhered to. Dr. Hastak has been retained in numerous expert witness and consulting engagements across the United States, involving construction safety, contractual disputes, and modular construction cases. His PhD in Civil Engineering (CEM) from Purdue University, along with certifications such as Construction Risk Insurance Specialist (CRIS) and Certified Cost Professional (CCP), 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 safety, project risk management, and infrastructure planning.

Project ManagementRisk ManagementInfrastructure Management+4
Forensic Psychiatry

Mark I. Levy, MD, FAPA

Psychiatrist and Psychoanalyst

Mill Valley, CA48 years+ yrs★ 9.4

Mark I. Levy, MD, FAPA is a forensic psychiatry expert specializing in psychological trauma and mass tort/multi-plaintiff litigation. With a career spanning general psychiatry, psychoanalysis, and forensic evaluations, he brings a nuanced understanding of psychological impacts in legal contexts. His work centers on investigating psychological injuries, assessing the effects of trauma, and evaluating whether psychiatric standards of care were met. Dr. Levy has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as psychological trauma from accidents, workplace stress, and PTSD. His M.D. from the College of Physicians and Surgeons, Columbia University, along with his Diplomate certifications from the American Board of Psychiatry and Neurology, 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 psychological trauma and psychiatric care.

Psychological Trauma (PTSD)Mass Tort/Multi-Plaintiff LitigationGeneral Psychiatry+1
Fire Protection Engineering

Benjamin Casey, PE, CPP, PSP, aDBIA, MBA

Principal

New Orleans, LA★ 9.4

Benjamin Casey, PE, CPP, PSP, aDBIA, MBA is a fire protection and security systems expert specializing in risk management and hazard mitigation. With a career spanning fire protection engineering, building codes and standards, and security systems design, he brings a multifaceted approach to complex litigation involving safety and compliance issues. His work centers on investigating fire protection system failures, assessing security breaches, and evaluating whether building codes and standards were adhered to. Mr. Casey has been retained in numerous expert witness and consulting engagements across North America, involving cases in industries such as energy, transportation, and commercial real estate. His BS in Fire Protection Engineering from the University of Maryland, along with certifications such as Physical Security Professional (PSP) and Certified Protection Professional (CPP), 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 protection and security systems.

Building Codes & StandardsSecurity Systems DesignRisk Management+5
Accounting

Edward M. Rouse

CPA, CR. FA, CFE

Pensacola, FL40 years+ yrs★ 9.4

Edward M. Rouse, CPA, CR. FA, CFE is a forensic accounting and fraud investigation expert specializing in financial fraud and litigation support. With a career encompassing diverse roles in accounting, business valuation, and tax preparation, he brings a multifaceted perspective to his litigation work. His work centers on investigating financial discrepancies, assessing fraudulent activities, and evaluating whether financial misrepresentations have occurred. Mr. Rouse has been retained in numerous expert witness and consulting engagements across Florida, involving cases such as embezzlement, racketeering, and business fraud. His Master of Business Administration in Accounting, along with certifications as a Certified Public Accountant, Certified Forensic Accountant, and Certified Fraud Examiner, 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 financial misconduct and fraud.

Business ValuationFraud InvestigationsTax Preparation
Drones

Harry G. Direen Jr, Ph.D, PE

Consultant, Expert Witness, COO

Colorado Springs, COOver 40 years+ yrs★ 9.4

Harry G. Direen Jr, Ph.D, PE is an electrical and software engineering expert specializing in intellectual property litigation and patent infringement analysis. With a career spanning control systems, high performance computing, and UAV autonomous control, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating patent infringement, assessing product reverse engineering, and evaluating whether control systems meet industry standards. Dr. Direen has been retained in numerous expert witness and consulting engagements across the United States, involving intellectual property cases, UAV systems, and high-performance computing technologies. His Ph.D. in Electronics Engineering / Control Systems, along with his Professional Engineer license in Colorado, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of patent validity and infringement in disputes involving complex electronic and software systems.

Electrical EngineeringElectronicsIntellectual Property+19
Architectural Design

Randal Jay Ehm AIA, CDS, NCARB, ASID, ASCAP, MENSA, WSRCA

Principal Architect

San Diego, CA★ 9.4

Randal Jay Ehm AIA, CDS, NCARB, ASID, ASCAP, MENSA, WSRCA is an architectural design and standards expert specializing in construction defect analysis and building code compliance. With a career spanning diverse architectural projects including entertainment facilities, waterfront resort hotels, and municipal developments, he brings a comprehensive understanding of sustainable design and ADA compliance to his litigation work. His work centers on investigating construction defects, assessing building code adherence, and evaluating whether architectural standards have been met. Mr. Ehm has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to architectural design disputes, construction defects, and ADA compliance. His education from the University of Oregon School of Architecture, along with certifications such as Certified Development Strategist and Construction Quality Control Manager from the US Army Corps of Engineers, 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 architectural design and standards.

Construction Defect AnalysisBuilding Code ComplianceSustainable Design+3
Mechanical Engineering Safety

R. Kevin Smith, P.E., D.F.E.

Mechanical Engineering Safety and Design Consultant

Crown Point, IN★ 9.4

R. Kevin Smith, P.E., D.F.E. is a mechanical engineering safety and design expert specializing in accident reconstruction and product safety analysis. With a career encompassing mechanical design, human factors engineering, and industrial safety standards, he brings a comprehensive framework to litigation work involving complex safety and design issues. His work centers on investigating equipment failures, assessing safety compliance, and evaluating whether design standards were met in industrial and consumer product cases. Mr. Smith has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to forklift trucks, aerial work platform lifts, and construction equipment safety. His Master of Mechanical and Aerospace Engineering in Design/Manufacturing, along with certifications such as Board Certified Diplomate in Forensic Engineering and IPAF certified powered access 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 mechanical design and safety standards.

Accident ReconstructionProduct TestingHuman Factors Analysis+10
Securities & Investments

Mike Evans

Founder, Expert Witness, Consultant, Mediator

NYC Metropolitan Area, NJ30 years+ yrs★ 9.4

Mike Evans, MBA, CFE is a securities & investments expert specializing in banking, securities, and commodities litigation. With a career spanning compliance, risk management, and financial oversight, he brings a strategic framework to litigation work involving complex financial instruments. His work centers on investigating regulatory compliance, assessing financial controls, and evaluating whether industry standards have been met. Mr. Evans has been retained in numerous expert witness and consulting engagements across the NYC Metropolitan Area, involving cases in banking, securities, and commodities. His MBA in Management and Finance, along with certifications such as Certified Fraud Examiner (CFE), 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 financial markets and regulatory frameworks.

Banking
Tree Appraisals

Martin A. Shaw

Arboricultural Consultant

Franklin, TN30 years+ yrs★ 9.3

Martin A. Shaw, RCA #470, BCMA 1234B is an arboricultural consulting expert specializing in tree appraisals, tree failure reconstructions, and expert witness litigation. With a career encompassing leadership roles in landscape contracting, arboricultural consulting, and tree management, he brings a strategic and operational perspective to his litigation work. His work centers on conducting forensic investigations, evaluating tree safety policies, and assessing land use and tree management practices. Mr. Shaw has been retained in numerous expert witness and consulting engagements across North America, involving high-value tort, personal injury, civil trespass, and criminal trespass cases. His Registered Member status with the American Society of Consulting Arborists and Board Certified Master Arborist 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 arboricultural and landscape issues.

Tree Failure ReconstructionsExpert Witness and LitigationForensic Investigations+13
Security

Michael D. (Mike) Reiner

Senior Consultant

Omaha, NE25 years+ yrs★ 9.3

Michael D. Reiner, CPP is a security and risk management expert specializing in premises liability and security risk assessments. With a career spanning military security operations, higher education campus safety, and strategic intelligence, he brings a comprehensive framework to litigation work involving complex security challenges. His work centers on investigating security breaches, assessing threat management protocols, and evaluating whether security measures meet industry standards. Mr. Reiner has been retained in numerous expert witness and consulting engagements across the United States, involving educational campuses, military installations, multi-family dwellings, and commercial establishments. His Master’s in Criminal Justice, along with certifications such as Certified Protection Professional (CPP) and DoD Security Program Integration Professional 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 responsibility in disputes involving security negligence and risk management.

Premises LiabilitySecurity Risk ManagementPhysical Security+6
Structural Engineering

Scott Phelan, Ph.D., P.E., P.Eng., S.E.

President | Chief Bridge Engineer

Seattle, WA30+ years+ yrs★ 9.3

Scott Phelan, Ph.D., P.E., P.Eng., S.E. is a structural bridge engineering expert specializing in concrete segmental bridge design and design-build project delivery. With a career encompassing leadership in major bridge projects and advanced research in bridge dynamics, he brings a comprehensive understanding of structural integrity and innovative design solutions to litigation work. His work centers on investigating structural failures, assessing compliance with engineering standards, and evaluating whether design deviations contributed to project disputes. Mr. Phelan has been retained in numerous expert witness and consulting engagements across North America, involving complex infrastructure projects and design-build contracts. His Ph.D. in Civil and Environmental Engineering from the Massachusetts Institute of Technology, along with his Professional Engineer (P.E.) and Structural Engineer (S.E.) 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 bridge engineering and structural design compliance.

EngineeringConcrete segmental bridgesDesign-Build pursuit and delivery+5
Toxicology

David Harris Schaffer, MD, MRO

Toxicology Director, Experienced Witness, Dual BC

Greenville, SC★ 9.3

David Harris Schaffer, MD, MRO is a medical toxicology expert specializing in toxicological assessments and emergency medicine. With a career spanning toxicology, emergency medicine, and public health strategy, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating toxic exposures, assessing drug interactions, and evaluating whether medical protocols were followed in cases of poisoning. Dr. Schaffer has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to chemical exposure, drug overdose, and toxic torts. His Doctor of Medicine from the University of North Carolina at Chapel Hill, along with certifications as a Certified Medical Review Officer and board certifications in Emergency Medicine and Medical Toxicology, 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 toxicological and medical issues.

Emergency Medicine
Premises Liability

Mark Withrow

Forensic Expert Witness

Pleasanton, CA30+ years+ yrs★ 9.3

Mark Withrow, Certified Forensic Consultant (CFC), Certified Medical Investigator (CMI), Certified Forensic Litigation Consultant (CFLC), Certified Homeland Protection Professional (CHPP) is a security and risk management expert specializing in premises liability and crime foreseeability litigation. With a career spanning law enforcement, security management, and forensic consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating security negligence, assessing use of force and over-escalation, and evaluating whether security standards and best practices were upheld. Mr. Withrow has been retained in numerous expert witness and consulting engagements throughout Northern California, involving premises liability, wrongful death, and personal injury cases. His B.A. in Psychology with a minor in Rhetoric, along with certifications such as Certified Forensic Litigation Consultant (CFLC) and Certified Homeland Protection Professional (CHPP), 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 negligence and risk mitigation.

Hotel & RestaurantCrime ForeseeabilityUse of Force & Over-escalation+5
Pharmacist

Dominic Saladino

PharmD, MS, CPPS, CPHQ

Springfield, OR30 years+ yrs★ 9.3

Dominic Saladino, PharmD, MS, CPPS, CPHQ is a medication safety expert specializing in process improvement and regulatory compliance within healthcare systems. With a career spanning pharmacy operations, strategic planning, and quality management, he brings a comprehensive framework for analyzing medication safety practices and ensuring compliance with industry standards. His work centers on investigating medication errors, assessing regulatory compliance, and evaluating whether safety protocols align with best practices. Mr. Saladino has been retained in numerous expert witness and consulting engagements across the United States, involving healthcare systems, hospitals, and regulatory compliance cases. His Master of Science in Pharmacy Outcomes and Policy, along with certifications such as Certified Professional in Patient Safety (CPPS) and Certified Professional in Healthcare Quality (CPHQ), 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 medication safety and regulatory compliance.

Pharmacology- ClinicalMedication SafetyJust Culture+7
Defamation

FRANK L BROWN, JR, MD, MBA, FACP

Physician Executive

Bluffton, South Carolina44 years+ yrs★ 9.3

Frank L Brown, Jr, MD, MBA, FACP is a health insurance and credentialing expert specializing in case management, fraud and abuse, and physician credentialing. With a career encompassing leadership roles in national insurance companies and extensive involvement in healthcare quality assurance, he brings a strategic perspective to litigation work. His work centers on investigating fraud and abuse, assessing credentialing processes, and evaluating whether industry standards in patient safety have been met. Dr. Brown has been retained in numerous expert witness and consulting engagements across the United States, involving health insurance disputes, credentialing issues, and managed care litigation. His Medical Doctor degree from Yale University School of Medicine, along with certifications as a Certified Health Insurance Executive, 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 healthcare fraud, credentialing, and patient safety.

CredentialingPharmacologyHealth Equity+12
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