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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 55–72 of 3,373 experts

Dentist

Edward Ruvins

Dental Legal Expert

Miami, Florida30+ years+ yrs★ 9.2

Edward Ruvins, DDS, MS, MBA, MSF, MSAC, DABOI/ID, DICOI, DIDIA, FAAID, LAC, MCAP, CVA, CFE, MAFF is a dental legal expert specializing in surgical and reconstructive oral implantology and complex full-mouth rehabilitation. With a career spanning clinical practice, academic research, and consultancy, he brings a multidisciplinary perspective to litigation work. His work centers on investigating standards of care, assessing dental implantology procedures, and evaluating whether clinical negligence has occurred. Mr. Ruvins has been retained in numerous expert witness and consulting engagements across the United States, involving dental malpractice, implant complications, and standard of care disputes. His Doctor of Dental Surgery from New York University College of Dentistry, along with certifications such as Diplomate of the American Board of Oral Implantology/Implant Dentistry and Certified Valuation Analyst, 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 dental standards of care and implantology.

Appraisal & ValuationDental Standards of Care & Clinical NegligenceDental Implantology (Surgical & Prosthetic)+8
OSHA and Safety

Gregory G. Zigulis

Occupational Safety and Health Consultant

Rogers City, MI40 years+ yrs★ 9.2

Gregory G. Zigulis, MS, MBA, BSCE, CIH, CSP, B11 LMSS™ is an occupational safety and health expert specializing in OSHA compliance and risk assessment. With a career spanning military bioenvironmental engineering, industrial hygiene management, and environmental health and safety consulting, he brings a multidisciplinary perspective to litigation work. His work centers on investigating serious and fatal injury incidents, assessing compliance with OSHA standards, and evaluating whether safety management systems meet regulatory requirements. Mr. Zigulis has been retained in numerous expert witness and consulting engagements across the United States, involving construction safety programs, multi-employer worksites, and industrial hygiene cases. His Master of Science in Occupational Safety Management, along with certifications such as Certified Safety Professional and Certified Industrial Hygienist, 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 toxic exposures, workplace falls, and equipment-machine accidents.

Multi-employer worksitesOSHA standardsSafety & health obligations+13
Audiology

Robert M. Traynor

Clinical, Rehabilitative, Academic, Forensic, Practice Management, CAOHC CD-PS/A, & Consulting Audiologist

Fort Collins, CO46 years+ yrs★ 9.2

Robert M. Traynor, Ed.D., MBA, DFAAA is an audiology expert specializing in forensic audiology and hearing rehabilitation litigation. With a career spanning clinical practice, academic instruction, and audiology consulting, he brings a multifaceted perspective to his litigation work. His work centers on investigating audiological malpractice, assessing hearing and tinnitus rehabilitation, and evaluating whether industry standards were met in audiology practice management. Mr. Traynor has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to audiology malpractice, hearing instrument efficacy, and tinnitus treatment. His Doctor of Education in Special Ed/Audiology, along with certifications such as the American Board of Audiology Certification and the Certificate of Clinical Competence in Audiology, 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 hearing loss and tinnitus.

OSHAClinical AudiologyHearing Assessment+4
Business Valuation

J. Armand Musey, CFA

CFA

New York, NY20+ years+ yrs★ 9.2

J. Armand Musey, CFA is a telecom, media, and satellite industry finance expert specializing in financial analysis, business strategy analysis, market analysis, and valuation. With a unique blend of experience in equity research, investment banking, and consulting, he brings a strategic perspective to litigation work. His work centers on investigating financial valuations, assessing market dynamics, and evaluating corporate governance issues. Mr. Musey has been retained in numerous expert witness and consulting engagements across the United States, involving telecom, media, and satellite industry cases. His Juris Doctor from Pritzker School of Law, Northwestern University, along with his Chartered Financial Analyst (CFA) 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 valuation and financial responsibility in disputes involving telecom and satellite communications.

Appraisal & ValuationTelecomMedia+12
Indoor Air Quality

Jeffrey J. Bradley

Expert Witness – Indoor Air Quality, Mold, Water Damage, Environmental Exposure

Newton, MA20+ years+ yrs★ 9.2

Jeffrey J. Bradley, CMC, CIEC is an Indoor Air Quality and Environmental Exposure expert specializing in mold contamination, water damage, and environmental exposure litigation. With a career spanning building diagnostics, microbial contamination, and environmental assessments, he brings a comprehensive framework to litigation work involving complex environmental disputes. His work centers on investigating mold and moisture intrusion, assessing environmental exposure risks, and evaluating whether standard-of-care deviations have occurred. Mr. Bradley has been retained in numerous expert witness and consulting engagements nationwide, involving residential, commercial, and industrial property disputes. His Master of Science in Environmental Engineering from Southern Methodist University, along with his Council-Certified Microbial Consultant and Certified Indoor Environmental Consultant 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 indoor air quality and environmental exposure.

MoldMold contamination, fungal ecology, microbial amplificationMoisture intrusion, water damage, building envelope failures+8
Security

William V. Durso, Jr.

Founder & Principal Advisor

Allentown, PA29 years+ yrs★ 9.2

William V. Durso, Jr., CPP is a security and premises liability expert specializing in cases involving inadequate security and negligent security operations. With a career spanning security operations, technology, processes, and facilities management, he brings a comprehensive framework to litigation work. His work centers on investigating security breaches, assessing security management practices, and evaluating whether security protocols meet industry standards. Mr. Durso has been retained in numerous expert witness and consulting engagements across the United States, involving commercial real estate, hyperscale data centers, and critical infrastructure. His MBA in Business Security, along with his Certified Protection Professional (CPP) 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 responsibility in disputes involving security management and premises liability.

Premises LiabilitySecurity OperationsSecurity Technology+2
Banking

David L. Peterson

Expert Witness

Baton Rouge, LA40 years+ yrs★ 9.2

David L. Peterson is an electronic payments and banking systems expert specializing in patent litigation and software misappropriation cases. With a career encompassing leadership roles in technology innovation and strategic planning within the financial sector, he brings a comprehensive understanding of the intersection between banking operations and technology to his litigation work. His work centers on investigating patent infringement claims, assessing the validity of banking software patents, and evaluating whether banking systems meet industry standards. Mr. Peterson has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to electronic payments, online banking systems, and core banking processing systems. His A.A. in Computer Technologies, along with his extensive experience in the banking and technology sectors, 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 electronic banking technologies.

TechnologyElectronic Payments and Related SystemsOnline Banking Systems+12
property management

K. David Meit, CPM®, ARM®, GRI®

Real Estate Manager, Developer, and Advisor

Gaithersburg, MD35 years+ yrs★ 9.2

K. David Meit, CPM®, ARM®, GRI® is a real estate management expert specializing in property management standard of care. With a career spanning multifamily, mixed-use, and retail property management, he brings a strategic perspective to litigation work involving property operations and compliance. His work centers on investigating property management practices, assessing compliance with industry standards, and evaluating whether deviations from expected care have occurred. Mr. Meit has been retained in numerous expert witness and consulting engagements across the Washington, DC metropolitan area, involving multifamily and mixed-use property management cases. His Bachelor of Arts in property administration and building systems, along with certifications such as Certified Property Manager® (CPM®) and Accredited Residential Manager® (ARM®), 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 property management and operations.

real estate managementsubrogationrisk management+23
Hospital Administration

Kevin J. Joseph

MD, MBA, BS Engineering, CPE, FACHE

Tulsa, OK24 years+ yrs★ 9.2

Kevin J. Joseph, MD, MBA, BS Engineering, CPE, FACHE is a hospital administration expert specializing in healthcare administration, safety, and quality. With a diverse background in both academic and community hospital settings, he brings a strategic leadership perspective to his litigation work. His work centers on investigating operational efficiencies, assessing clinical performance improvements, and evaluating whether executive leadership strategies align with industry standards. Mr. Joseph has been retained in numerous expert witness and consulting engagements across the United States, involving complex healthcare systems and hospital administration cases. His Doctor of Medicine from Vanderbilt University School of Medicine, along with certifications such as Certified Physician Executive and Board Certified in Emergency Medicine, 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 medical management and hospital operations.

Medical Management
Aviation & Aerospace

Captain Ross Sagun

Retired Airline Pilot and Aviation Consultant

San Francisco Bay Area, CA50 years+ yrs★ 9.2

Captain Ross Sagun is an aviation safety and human factors expert specializing in Federal Air Regulations (FAR) Part 121 airline and air traffic control operational safety issues. With a career spanning airline piloting, air traffic control, and aviation consulting, he brings a comprehensive understanding of regulatory compliance and crew performance dynamics to his litigation work. His work centers on investigating operational safety breaches, assessing compliance with standard operating procedures, and evaluating whether cockpit-related human factors contributed to incidents. Mr. Sagun has been retained in numerous expert witness and consulting engagements across the United States, involving major airline operations and air traffic control procedural disputes. His Bachelor’s Degree in Economics from the University of California, Berkeley, along with FAA certifications such as the Airline Transport Pilot (ATP) certificate and Certified Flight Instructor (CFI/CFII), 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 aviation safety and regulatory compliance.

Human FactorsFederal Air Regulations (FAR) Part 121Air traffic control operational safety+8
Biomechanics

Mohammad Atarod, Ph.D., P.E.

Principal Biomechanical Engineer and Accident Reconstructionist

Laguna Niguel, CA13 years+ yrs★ 9.2

Mohammad Atarod, Ph.D., P.E. is a biomechanical engineering and accident reconstruction expert specializing in the biomechanical analysis of injury and premises liability cases. With a career encompassing advanced biomechanical research, accident reconstruction, and premises liability assessments, he brings a multidisciplinary perspective to litigation work. His work centers on investigating accident dynamics, assessing injury causation, and evaluating compliance with safety standards. Mr. Atarod has been retained in numerous expert witness and consulting engagements across North America, involving cases such as vehicle collisions, slip/trip and fall incidents, and premises liability. His Doctor of Philosophy in Biomedical Engineering (Biomechanics), along with certifications such as the Crash Data Retrieval (CDR) Analyst 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 accident reconstruction and injury biomechanics.

Accident ReconstructionBiomechanical Analysis of InjuryPremises Liability+3
Maritime

Capt. David G. Bacon

Expert Witness

Santa Barbara, CA51 years+ yrs★ 9.2

Capt. David G. Bacon is a maritime expert specializing in boating accidents and marina safety litigation. With a career encompassing boat charter operations, maritime nonprofit leadership, and extensive editorial work in marine electronics, he brings a multifaceted perspective to his litigation work. His work centers on investigating vessel operation failures, assessing captain and crew responsibilities, and evaluating compliance with maritime safety standards. Mr. Bacon has been retained in numerous expert witness and consulting engagements across California, involving cases related to boating accidents, equipment failures, and maritime safety. His Associate Arts degree in Business Administration, along with his U.S. Coast Guard licensed vessel captain 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 vessel operation and safety compliance.

Slip Trip & Fall
Mechanical Engineering

Scott J. Anson, Ph.D., P.E.

Principal Forensic Engineer

Harleton, TX30+ years+ yrs★ 9.2

Scott J. Anson, Ph.D., P.E. is a forensic engineering expert specializing in multidisciplinary failure analysis and non-destructive testing. With a career encompassing mechanical and materials engineering, he brings a comprehensive framework for evaluating complex engineering failures in litigation contexts. His work centers on investigating product liability claims, assessing workplace injury causation, and evaluating whether structural failures align with industry standards. Mr. Anson has been retained in numerous expert witness and consulting engagements across Texas, Georgia, Louisiana, and Oklahoma, involving product liability, workplace injuries, and commercial litigation. His Ph.D. in Systems Science with a Manufacturing Systems concentration, along with certifications such as API 580 Risk Based Inspection and API 510 Pressure Vessel 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 causation in disputes involving mechanical and materials engineering failures.

Failure AnalysisForensic EngineeringNon-Destructive Testing+1
Construction and Civil Engineering

Colonel (Ret.) Robert Carpenter

Professional Engineer | Construction & Federal Infrastructure Expert

LUTZ, Florida30+ years+ yrs★ 9.2

Colonel (Ret.) Robert Carpenter, P.E., CGC is a construction and federal infrastructure expert specializing in engineering quality control and program oversight. With a career spanning construction project management, federal procurement, and disaster recovery operations, he brings a strategic framework to litigation work involving complex infrastructure and regulatory compliance. His work centers on investigating construction standards of care, assessing compliance with Federal Acquisition Regulations, and evaluating whether FEMA Public Assistance program requirements have been met. Mr. Carpenter has been retained in numerous expert witness and consulting engagements across Florida, Virginia, and Puerto Rico, involving federal construction standards, disaster recovery operations, and USACE infrastructure projects. His MS in Civil Engineering from Stanford University, along with certifications such as LEED and his licenses as a Professional Engineer in multiple jurisdictions, 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 federal procurement and infrastructure projects.

Construction project management and construction standards of careFederal Acquisition Regulations (FAR) and federal procurementFEMA Public Assistance disaster recovery programs+5
Insurance

Brent A. Winans

Vice President

Delray Beach, FL49 years+ yrs★ 9.2

Brent A. Winans, CPCU, ARM is an insurance and risk management expert specializing in insurance agents’ errors and omissions (E&O) claims and insurance coverage issues. With a career encompassing roles in insurance brokerage, corporate risk management, and consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating insurance agent/broker duties, assessing liability in E&O claims, and evaluating whether industry standards were met. Mr. Winans has been retained in numerous expert witness and consulting engagements across fifteen states, involving insurance agents’ E&O claims and insurance coverage disputes. His Bachelor of Arts degree from Lincoln Christian University, along with his Associate in Risk Management (ARM) and Chartered Property Casualty Underwriter (CPCU) designations, 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 insurance agent/broker standard of care.

Risk ManagementInsurance BrokerageInsurance Coverage
Standard of Care

DAVID J. BROTMAN, FAIA

Senior Corporate Executive

Scottsdale, AZ55 years+ yrs★ 9.2

DAVID J. BROTMAN, FAIA is an architectural and engineering firm management expert specializing in strategic planning and project management within the architectural sector. With a career spanning mixed-use and commercial architecture, strategic planning, and construction defects analysis, he brings a comprehensive framework to litigation work involving architectural design and coordination. His work centers on investigating construction defects, assessing standard of care in architectural practices, and evaluating compliance with building codes. Mr. Brotman has been retained in numerous expert witness and consulting engagements across the United States, involving mixed-use and commercial architecture, strategic planning, and construction defects. His B.S. in Architecture from the University of Cincinnati, along with his designation as a Fellow of the American Institute of Architects, 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 coordination.

Construction DocumentReal EstateSlip trip & fall+27
Premises Liability

Craig L. Moskowitz, MBA, MS, PE

MBA, MS, PE

Stamford, CT20+ years+ yrs★ 9.2

Craig L. Moskowitz, MBA, MS, PE is a forensic engineering and construction management expert specializing in premises liability and construction defect litigation. With a career encompassing civil engineering, construction administration, and safety compliance, he brings a multifaceted perspective to his litigation work. His work centers on investigating structural failures, assessing compliance with building codes, and evaluating whether construction defects contributed to accidents. Mr. Moskowitz has been retained in numerous expert witness and consulting engagements across the northeastern United States, involving construction accidents, structural failures, and premises liability cases. His Master’s in Construction Administration from Columbia University, along with his Licensed Professional Engineer credentials in Connecticut and New Jersey, 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 defects and safety compliance.

Construction DefectsOSHAconstruction+20
Neurology

Jonathan Silver Rutchik

MD, MPH, FACOEM, FAAN

Mill Valley, CA30 years+ yrs★ 9.2

Jonathan Silver Rutchik, MD, MPH, FACOEM, FAAN is a Neurology and Occupational Medicine expert specializing in neurotoxicology and environmental medicine litigation. With a career encompassing neurology, electromyography, and occupational health, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating chemical exposure impacts, assessing occupational health risks, and evaluating whether neurotoxicological standards have been met. Dr. Rutchik has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to chemical exposures, workplace injuries, and toxic neuropathy. His Doctor of Medicine from Hahnemann Medical College, along with Board Certified Diplomate status from the American Board of Preventive Medicine and 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 neurotoxicology and occupational health.

Occupational MedicineElectromyographyNeurotoxicology+1
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