Expert Witness Directory

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Audiology
DA

Dennis A. Colucci

Audiologist

Dana Point, CA★ 8.8

Dennis A. Colucci, M.A., Au.D., ABAC, FAAA is a forensic audiology expert specializing in noise-induced hearing loss and auditory disorders. With a career encompassing clinical, industrial, and rehabilitative audiology, he brings a multifaceted perspective to litigation involving auditory injuries and compliance with industry standards. His work centers on investigating noise exposure impacts, assessing auditory processing disorders, and evaluating whether hearing conservation measures meet regulatory requirements. Mr. Colucci has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to industrial noise exposure, veterans' auditory disabilities, and workplace safety compliance. His Doctor of Audiology in Audiology, along with certifications such as Board Certified in Audiology by the American Board of 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 auditory injuries and compliance with OSHA regulations.

NoiseForensic AudiologyHearing and Balance Disorders
Structural Engineering
BH

Brian Huang

President, Structural Forensic Engineer

Houston, TXOver 25 years+ yrs★ 8.8

Brian Huang, PE, SE, LEED AP is a structural forensic engineering expert specializing in building collapse cause and origin. With a career spanning structural design, forensic analysis, and building envelope evaluation, he brings a multifaceted perspective to litigation work. His work centers on investigating structural failures, assessing construction defects, and evaluating whether building code violations contributed to damages. Mr. Huang has been retained in numerous expert witness and consulting engagements across the United States, involving cases such as structural engineering failures, construction defects, and premises liability. His MS in Structural Engineering from Tsinghua University, China, along with certifications including LEED™ 2.0 Accredited 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 structural integrity and compliance with industry standards.

Construction DefectsForensic Structural EngineeringBuilding Collapse Cause & Origin+11
Adult Psychiatry
BH

Barry H. Roth, MD

Forensic Psychiatrist

Brookline, MA50 years+ yrs★ 8.8

Barry H. Roth, MD is a forensic psychiatry expert specializing in civil and criminal litigation involving psychiatric evaluations. With a career spanning adult psychiatry, addiction medicine, and geriatric psychiatry, he brings a multidisciplinary perspective to his forensic work. His work centers on investigating psychiatric conditions, assessing testamentary capacity, and evaluating fitness for duty. Dr. Roth has been retained in numerous expert witness and consulting engagements across the United States, involving cases of medical liability defense, product liability, and fitness for duty evaluations. His M.D. from the University of Rochester School of Medicine and Dentistry, along with certifications in Addiction Psychiatry, Geriatric Psychiatry, and Forensic Psychiatry, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of mental state and competency in disputes involving psychiatric conditions.

Addiction PsychiatryAddiction MedicineGeriatric Psychiatry+17
Security
MJ

Michael Johnston

Independent Security Consultant

Henderson, NV36 years+ yrs★ 8.8

Michael Johnston, M.A., B.A., PCI, CPP, Certified Use of Force Analyst, CPD is a forensic security consulting expert specializing in premise liability and use of force litigation. With a career spanning security operations, law enforcement leadership, and forensic analysis, he brings a strategic investigative framework to his litigation work. His work centers on investigating security failures, assessing use of force incidents, and evaluating whether industry standards were met. Mr. Johnston has been retained in numerous expert witness and consulting engagements across Nevada, involving cases in casinos, hotels, and multi-housing properties. His M.A. in Organizational Culture and Leadership, along with certifications such as Professional Certified Investigator (PCI) 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 responsibility in disputes involving inadequate security and negligent training.

InvestigationForensic Security ConsultingExpert Witness+2
Expert Witness
AA

Andrew Allocco, P.E.

Forensic Consulting Engineer

Port St. Lucie, FL50+ years+ yrs★ 8.8

Andrew Allocco, P.E. is a forensic consulting engineer expert specializing in construction litigation and insurance claims. With a career spanning forensic engineering, construction consulting, and insurance litigation, he brings a multifaceted perspective to his litigation work. His work centers on investigating construction defects, assessing insurance claims, and evaluating whether industry standards were met. Mr. Allocco has been retained in numerous expert witness and consulting engagements throughout Florida, involving construction defects, insurance disputes, and personal injury cases. His Bachelor of Science in Nuclear and Marine Engineering, along with certifications such as Florida Licensed Mold Assessor & Mold Remediator and FAA Part 107 Licensed Drone Pilot, 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 and insurance claims.

Forensic Consulting EngineerConstruction LitigationBuilding Envelope+22
Structural Engineering
MG

Marcor G. Platt

SE, PE, CBO, PMP, PMI-ACP

South Jordan, UT15 years+ yrs★ 8.8

Marcor G. Platt, SE, PE, CBO, PMP, PMI-ACP is a structural and forensic engineering expert specializing in structural design, forensic analysis, and project management. With a career encompassing diverse engineering disciplines, he brings a multifaceted perspective to litigation work involving complex structural and civil engineering issues. His work centers on investigating structural failures, assessing compliance with building codes, and evaluating project management practices. Mr. Platt has been retained in numerous expert witness and consulting engagements across the Southwestern United States, Pacific Northwest, and US Virgin Islands, involving residential, commercial, and industrial building cases. His MS in Civil Engineering, structural emphasis, along with certifications such as Certified Building Official (CBO) and Project Management Professional (PMP), 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 structural integrity, construction defects, and environmental compliance.

Civil EngineeringStructural DesignForensic Engineering+3
accidents
BE

Bradley Edward Layton

MS PhD PE MLE

Missoula, Montana30 years+ yrs★ 8.8

Bradley Edward Layton, MS PhD PE MLE is a Biomedical and Mechanical Engineering expert specializing in accident reconstruction and biomechanics. With a career spanning biomechanics, energy systems, and nanotechnology, he brings a multidisciplinary perspective to litigation work. His work centers on investigating accident causation, assessing mechanical failures, and evaluating whether engineering standards were met. Mr. Layton has been retained in numerous expert witness and consulting engagements across states including CA, FL, GA, IA, KS, MA, MI, MT, NV, OK, and PA, involving cases related to personal injury, engineering failures, and patent disputes. His PhD in Biomedical Engineering, along with his status as a Licensed Professional Engineer in multiple states, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving biomechanics and mechanical engineering.

biomechanicsdiabetesdynamics+18
Electronics
RO

Robert O. Peruzzi

PhD, PE, DFE

Bethlehem, PA35 years+ yrs★ 8.8

Robert O. Peruzzi, PhD, PE, DFE is a forensic electrical engineering expert specializing in intellectual property, patents, and product liability litigation. With a career encompassing electronics engineering, integrated circuits, and control systems, he brings a nuanced understanding of technical complexities to his litigation work. His work centers on investigating electrical failures, assessing patent infringement, and evaluating whether product specifications meet industry standards. Mr. Peruzzi has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to electronics, communication systems, and personal injury from electrical failures. His PhD in Electrical Engineering, along with his Professional Engineer license in PA and Board Certification in Forensic Engineering, 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 electronic systems.

EngineeringForensic EngineeringElectrical Engineering+2
Digital Forensics
JM

Jeff Martin

Digital Evidence Expert Witness

Tucson, AZ28 years+ yrs★ 8.8

Jeff Martin, CFCE, CCO, CCPA, Magnet Certified Forensic Examiner, X-Ways and Advanced X-Ways Certificate of Training, Hawk Analytics’ Cellular Technology, Mapping & Analysis Training is a Digital Forensics Expert specializing in digital evidence acquisition, preservation, and analysis. With a career encompassing roles in law enforcement, private investigation, and academia, he brings a multifaceted perspective to litigation work. His work centers on investigating digital evidence integrity, assessing data retrieval processes, and evaluating whether cybersecurity protocols were breached. Mr. Martin has been retained in numerous expert witness and consulting engagements across the United States and the Cayman Islands, involving cases related to digital forensics, cybersecurity breaches, and telecommunications analysis. His MS in Cyber Security & Information Assurance, along with certifications such as Certified Forensic Computer Examiner and Cellebrite Certified Physical 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 causation in disputes involving digital forensics and cybersecurity issues.

CybersecurityCyber SecurityIncident Response+1
Environmental Engineering
MO

Mark O. Barnett

Professor of Environmental Engineering

Auburn, AL38 years+ yrs★ 8.8

Mark O. Barnett, P H.D., P.E., BCEE is an Environmental Engineering expert specializing in water and wastewater treatment, site assessment and remediation, and soil and groundwater contamination. With a career spanning academia, industry, and government roles, he brings a multidisciplinary perspective to litigation work. His work centers on investigating contaminant behavior, assessing environmental risks, and evaluating compliance with environmental regulations. Mr. Barnett has been retained in numerous expert witness and consulting engagements across the United States, involving environmental engineering, hazardous waste management, and nuclear environmental engineering cases. His Ph.D. in Environmental Sciences and Engineering, along with his status as a Licensed Professional Engineer and Board Certified Environmental Engineer, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving environmental contamination and remediation.

Water and wastewater treatmentSite assessment and remediationSoil and groundwater contamination+6
Structural Engineering
RS

Richard S. Barrow

P.E., S.E., S.I.

Estero, FL37 years+ yrs★ 8.8

Richard S. Barrow, P.E., S.E., S.I. is a structural and forensic engineering expert specializing in forensic engineering, structural repairs, and claim investigations. With a career spanning structural design, forensic investigations, and special inspections, he brings a comprehensive framework to litigation work involving structural failures and design deficiencies. His work centers on investigating structural failures, assessing design errors, and evaluating whether construction practices meet industry standards. Mr. Barrow has been retained in numerous expert witness and consulting engagements across the southeastern United States, involving structural failures, design deficiencies, and faulty construction cases. His Master of Science in Civil Engineering from the University of Texas at Austin, along with certifications such as Board Certified in Forensic Engineering and Urban Search & Rescue Structures 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 structural engineering and building codes.

Building InspectionForensic EngineeringStructural Repairs+1
Civil Engineering
JE

John E. Poole III, P.E.

Construction, Engineering, Forensic Expert

Philadelphia, PA20 years+ yrs★ 8.8

John E. Poole III, P.E. is a construction and engineering expert specializing in forensic engineering and construction management litigation. With a career spanning civil engineering, project management, and cost estimation, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing project delays, and evaluating whether industry standards were met. Mr. Poole has been retained in numerous expert witness and consulting engagements across Pennsylvania, New York, and New Jersey, involving commercial, residential, government, and institutional projects. His M.S. in Civil Engineering/Construction Management from the University of Colorado, Boulder, along with his Professional Engineer licenses in Pennsylvania, New York, Maryland, and Florida, 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 management and forensic engineering.

ConstructionConstruction ManagementForensic Engineering+4
Failure Analysis
DR

Dr. Robert A Durham

Principal Scientist

Tulsa, OK36 years+ yrs★ 8.8

Dr. Robert A Durham, PhD, FIEEE is an electrical engineering and energy systems expert specializing in failure analysis and forensic engineering. With a career spanning roles in power generation, transmission planning, and engineering management, he brings a multidisciplinary perspective to his litigation work. His work centers on investigating electrical failures, assessing energy system safety, and evaluating whether industry standards were met in complex engineering disputes. Dr. Durham has been retained in numerous expert witness and consulting engagements across the United States, involving cases in the petroleum and chemical industries, as well as electrical and mechanical energy conversion systems. His PhD in Engineering Management, along with his status as a Fellow of the Institute of Electrical and Electronic 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 causation in disputes involving electrical power systems and safety.

EngineeringLightning & groundingFailure analysis & forensic engineering+4
Construction Defects
MS

Mark S. Densmore

Board-Certified Forensic Engineer

Lakewood Ranch, FL30 years+ yrs★ 8.8

Mark S. Densmore, P.E., S.I., DFE, FRSE, MLE is a forensic structural engineering expert specializing in forensic property damage investigations and evaluations. With a career spanning structural design, forensic investigations, and expert witness testimony, he brings a comprehensive forensic framework to litigation work. His work centers on investigating construction defects, assessing structural damage, and evaluating whether building code violations have occurred. Mr. Densmore has been retained in numerous expert witness and consulting engagements across Florida, involving cases related to construction defects, hurricane damage, and roofing system failures. His Bachelor of Science in Civil Engineering from Worcester Polytechnic Institute, along with certifications such as Board-Certified Diplomate in Forensic Engineering and Florida-Recognized Structural Engineer, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving structural failures and property damage.

Structural EngineeringForensic property damage investigationsStructural design and analysis
Engineering
JA

John A. Williams

PhD, PE, ASA, MBA, CFEI

South Bend, IN40+ years+ yrs★ 8.8

John A. Williams, PhD, PE, ASA, MBA, CFEI is an international engineering and energy technology expert specializing in engineering analysis and financial appraisals of renewable and conventional energy systems. With a career spanning intellectual property, economic damages, and regulatory analysis, he brings a multifaceted perspective to litigation work. His work centers on investigating industrial accidents, assessing energy market dynamics, and evaluating whether engineering standards have been met. Mr. Williams has been retained in numerous expert witness and consulting engagements across the United States, involving renewable energy, conventional energy, and manufacturing technologies. His Ph.D. in Chemical and Fuels Engineering, along with certifications such as Certified Fire and Explosion Investigator, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving energy technologies and industrial processes.

Forensic & IP ValuationEngineering AnalysisFinancial Appraisals+5
Neurophysiology
DA

Dr. A. E. Du Beau

Neuroscientist

Anchorage, Alaska11 years+ yrs★ 8.7

Dr. A. E. Du Beau, PhD, MS, BS, D-ABP is a forensic neuroscience expert specializing in forensic behavioral evidence analysis and bloodstain pattern analysis. With a career integrating neuroscientific expertise and criminology, she brings a multidisciplinary perspective to her litigation work. Her work centers on investigating forensic behavioral evidence, assessing bloodstain patterns, and evaluating whether neurophysiological factors influenced criminal behavior. Dr. Du Beau has been retained in numerous expert witness and consulting engagements across international jurisdictions, involving criminal cases, violent crimes, and forensic neurobiology. Her PhD in Neuroscience from the University of Glasgow, along with certifications such as Diplomate of the Academy of Behavioral Profiling (D-ABP), 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 forensic neurobiology and behavioral evidence.

Forensic ScienceForensic behavioral evidence analysisBloodstain pattern analysis+2
Digital Forensics
AT

Avery Thompson

Principle Consultant

Knoxville, Tennessee20 years+ yrs★ 8.7

Avery Thompson is a digital forensics expert specializing in complex digital evidence analysis and strategic case review. With a career spanning law enforcement, telecommunications analysis, and criminal investigations, he brings a multifaceted investigative framework to his litigation work. His work centers on investigating digital communication patterns, assessing cellular data for forensic relevance, and evaluating whether telecommunications records align with case facts. Mr. Thompson has been retained in numerous expert witness and consulting engagements across the United States, involving cases of digital forensics, drug distribution, and telecommunications analysis. His Business Administration degree from the University of Alaska-Fairbanks, along with certifications such as Cellebrite Certified Operator and Cellebrite Certified Physical 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 causation in disputes involving mobile device forensics and digital evidence interpretation.

Law Enf & Criminal JusticeCriminal InvestigationsTelecommunications Analysis
Meteorology
CC

Christopher C. Hennon, Ph.D., CCM

Research and Consulting Meteorologist

Asheville, NC32 years+ yrs★ 8.7

Christopher C. Hennon, Ph.D., CCM is a meteorology expert specializing in forensic analysis of weather-related events. With a career encompassing atmospheric research, academic leadership, and consulting, he brings a multidisciplinary perspective to litigation work. His work centers on investigating severe weather events, assessing climatological data, and evaluating whether meteorological conditions contributed to incidents. Mr. Hennon has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to hurricanes, severe storms, and weather-related damages. His Ph.D. in Atmospheric Science, along with his Certified Consulting Meteorologist 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 tropical cyclones, storm surges, and other severe weather phenomena.

Forensic Science
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