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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.

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Showing 55–72 of 318 experts

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OSHA compliance and construction safety issues
JG

Joseph Green

OSHA Safety Expert Witness and Consultant

Fort Myers, Florida25+ years+ yrs★ 8.9

Joseph Green, CHST is an OSHA safety expert specializing in construction safety and regulatory compliance litigation. With a career encompassing roles such as OSHA Compliance Assistance Specialist and Assistant Area Director, he brings a nuanced understanding of regulatory enforcement and accident investigation to his litigation work. His work centers on investigating construction site accidents, assessing OSHA compliance, and evaluating whether safety management systems meet industry standards. Mr. Green has been retained in numerous expert witness and consulting engagements across the United States, involving construction safety and OSHA compliance cases. His Technical Diploma in Welding & Metal Fabrication, along with certifications such as Certified Health and Safety Technician (CHST), reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of compliance and safety standards in disputes involving construction site safety and OSHA regulations.

OSHA Compliance & Enforcement — Construction (29 CFR 1926)OSHA Field Operations Manual (FOM)Construction Safety — Residential & Commercial+11
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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
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Transportation Engineering
SW

Shane W. Niemann, P.E.

Mechanical Engineer

Orlando, FL14 years+ yrs★ 8.8

Shane W. Niemann, P.E. is a mechanical system failure analysis expert specializing in accident reconstruction involving motor vehicles, cranes, forklifts, tractors, heavy equipment, and pedestrians. With a diverse background in engineering consulting, project management, and mechanical systems design, he brings a multidisciplinary perspective to litigation work. His work centers on investigating mechanical failures, assessing construction defects, and evaluating product defects. Mr. Niemann has been retained in numerous expert witness and consulting engagements throughout Florida, involving transportation engineering, traffic safety, and construction defect cases. His Bachelor of Science in Mechanical Engineering, along with certifications such as Professional Engineer - Florida and sUAS Remote Pilot in Command, 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 system failures and accident reconstructions.

Traffic SafetyTraffic ManagementRoad Safety Audits+10
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Traffic Engineering and Safety
CW

Charles W. Huffine

PE, PTOE, AICP

Lakewood Ranch, FL35 years+ yrs★ 8.8

Charles W. Huffine, PE, PTOE, AICP is a traffic engineering and safety expert specializing in crash assessment and transportation planning litigation. With a career encompassing municipal and consulting roles, he brings a comprehensive framework for evaluating traffic safety and engineering standards in legal contexts. His work centers on investigating crash causation, assessing compliance with traffic control standards, and evaluating whether roadway design meets safety regulations. Mr. Huffine has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to highway safety, traffic engineering impacts, and construction zone safety. His Bachelor of Science in Civil and Environmental Engineering from Cornell University, along with his Certified Professional Traffic Operations Engineer (PTOE) 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 traffic engineering and roadway safety.

Construction Zone SafetyCrash Assessment and AnalysisDriver Behavior/Human Factors+11
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Construction
CJ

Colby J. Walter

CAPS, GMB, CGP

Farmington, UT25+ years+ yrs★ 8.8

Colby J. Walter, CAPS, GMB, CGP is a construction expert specializing in construction defects and management litigation. With a career spanning residential development, commercial construction, and expert witness consulting, he brings a multifaceted perspective to litigation work. His work centers on investigating construction defects, assessing project management practices, and evaluating whether industry standards were met. Mr. Walter has been retained in numerous expert witness and consulting engagements across Utah and Idaho, involving residential and commercial construction cases. His Bachelor of Science in Construction Management, along with certifications such as Certified Green Professional (CGP), Graduate Master Builder (GMB), and Certified Aging-In-Place Specialist (CAPS), 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 defects.

Construction DefectsConstruction ManagementResidential Development+2
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Dealer Fraud
JC

Jack Cohen

Court Qualified Expert Witness

Westlake Village, CA42 years+ yrs★ 8.8

Jack Cohen is a Court Qualified Expert Witness specializing in Automotive Dealership Operations and Real Estate Transactions. With a career spanning over four decades in dealership operations, financial analysis, and real estate lending, he brings a multifaceted perspective to litigation work. His work centers on investigating dealership fraud, assessing real estate loan compliance, and evaluating vehicle valuation disputes. Mr. Cohen has been retained in numerous expert witness and consulting engagements across the United States, involving automotive dealership operations, real estate transactions, and private money lending. His High School Diploma from Grant High School, along with certifications such as the Gemologist Certificate from the Gemological Institute of America and a Licensed Automobile Dealer, 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 dealership operations and real estate transactions.

Automobile dealerships and all automotive related fieldsReal estate transactionsReal estate loans+65
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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
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Seat Belts
DM

Daniel McLain

Traffic Collision Reconstructionist

Norco, CA27 years+ yrs★ 8.8

Daniel McLain, ACTAR, FAA sUAV Pilot is a traffic collision reconstruction expert specializing in accident causation and analysis. With a career spanning law enforcement, accident investigation, and drone technology, he brings a multifaceted perspective to litigation work. His work centers on investigating collision dynamics, assessing crash data retrieval, and evaluating whether traffic enforcement standards were met. Mr. McLain has been retained in numerous expert witness and consulting engagements across Southern California, involving vehicular manslaughter, insurance fraud, and multi-fatal collisions. His BS in Criminal Justice, along with certifications from the Accreditation Commission for Traffic Accident Reconstruction and the FAA, 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 traffic accidents and enforcement.

AirbagsRestraint SystemsCollision Analysis+17
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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
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Mechanical inspections, accident reconstruction and vehicle fire analysis.
JD

John D. Zeirke, P.E.

Mechanical Engineer

Blaine, Minnesota20+ years+ yrs★ 8.8

John D. Zeirke, P.E. is a mechanical engineering expert specializing in accident reconstruction and vehicle fire analysis. With a career spanning mechanical inspections, product liability, and forensic investigations, he brings a comprehensive technical framework to litigation work. His work centers on investigating mechanical failures, assessing product liability claims, and evaluating whether industry standards were met in vehicle accident scenarios. Mr. Zeirke has been retained in numerous expert witness and consulting engagements across the Midwest, involving vehicle accident reconstruction, fire investigations, and mechanical failure analysis. His Bachelor of Science in Mechanical Engineering from Marquette University, along with certifications such as NAFI CFEI & CVFI and ACTAR, 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 vehicle accidents.

Damage assessments of heavy machinery and agricultural equipment.EDR downloads of passenger vehicles and commercial trucks and pre-crash data analysis.Mechanical related property failure analysis, including boilers, water heaters, and pipe freezes.+5
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Energy and Construction Engineering
JW

Joshua Weiner

President & CEO

Menlo Park, CA18 years+ yrs★ 8.8

Joshua Weiner, NABCEP is an energy and construction engineering expert specializing in solar PV, energy storage, and microgrid design. With a career spanning solar project development, energy technologies, and policy frameworks, he brings a comprehensive understanding of the technical and regulatory aspects critical to litigation work. His work centers on investigating compliance with industry standards, assessing the viability of energy solutions, and evaluating whether project implementations meet contractual obligations. Mr. Weiner has been retained in numerous expert witness and consulting engagements across the United States, involving utility-scale, commercial, industrial, and residential solar and energy storage projects. His BA in Astrophysics/Astronomy, along with NABCEP 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 energy technologies and project execution.

Solar PVEnergy StorageMicrogrid Design
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Accident Reconstruction
CJ

Christopher J. Kennedy

ACTAR, EIT

Hampden, MA8 years+ yrs★ 8.8

Christopher J. Kennedy, ACTAR, EIT is an accident reconstruction expert specializing in human factors and traffic accident analysis. With a career spanning law enforcement, engineering, and forensic analysis, he brings a multidisciplinary perspective to litigation work. His work centers on investigating collision dynamics, assessing human factors in accident scenarios, and evaluating whether roadway design standards were met. Mr. Kennedy has been retained in numerous expert witness and consulting engagements across the Northeastern United States, involving criminal and civil cases related to traffic accidents and roadway design. His B.S. in Industrial Engineering, along with certifications such as ACTAR Accreditation and Engineer in Training (EIT), 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 human factors.

Human Factors
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Electric Expert
CL

Chris Larson

Certified Fire and Explosion Investigator (CFEI)

San Diego, California36 years+ yrs★ 8.8

Chris Larson, CFEI is a high-voltage electric utility expert specializing in accident investigation and safety compliance. With a career spanning roles from Journeyman Lineman to Director of Safety and Training, he brings a comprehensive understanding of field operations and legal complexities to his litigation work. His work centers on investigating electrical incidents, assessing OSHA compliance, and evaluating whether safety protocols were followed. Mr. Larson has been retained in numerous expert witness and consulting engagements across the United States, involving cases related to electrical utility safety, construction incidents, and fire investigations. His Journeyman Lineman Certification in Electrical, along with his Certified Fire and Explosion Investigator (CFEI) 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 high-voltage electrical systems and safety compliance.

OSHAConstructionElectrical Contact+23
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Construction Defects
SS

Shauna Serafini

Senior Consultant and Principal

Lake Worth, Florida19 years+ yrs★ 8.8

Shauna Serafini, RWC, FMPC is a building envelope and waterproofing systems expert specializing in the design, installation, and performance assessment of exterior glazing, walls, and waterproofing systems. With a career spanning forensic analysis, construction management, and quality assurance inspections, she brings a comprehensive framework to litigation work involving building enclosures. Her work centers on investigating water leak issues, assessing wind damage, and evaluating whether construction defects have occurred. Mrs. Serafini has been retained in numerous expert witness and consulting engagements throughout Florida, involving construction defects and building inspection cases. Her Bachelor of Science in Civil Engineering, along with certifications such as Registered Waterproofing Consultant (RWC) and Fenestration Master (FMPC), 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 building envelope systems.

Building InspectionExterior glazingWalls and waterproofing systems
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Animations
ES

E. Steyn Visagie

Professional Land Surveyor, Forensic Animator

Dana Point, CA25 years+ yrs★ 8.8

E. Steyn Visagie, Professional Land Surveyor, Forensic Animator, FAA Certified Drone Pilot is a forensic animation and scene reconstruction expert specializing in surveying, mapping, and spatial analysis for litigation. With a career spanning forensic animation, scene mapping, and spatial data visualization, he brings a comprehensive framework to analyzing complex accident and incident reconstructions. His work centers on investigating scene dynamics, assessing spatial data accuracy, and evaluating whether visual demonstratives align with factual evidence. Mr. Visagie has been retained in numerous expert witness and consulting engagements across California and Virginia, involving accident reconstructions, public sector surveying, and transportation incidents. His BSc. in Surveying from the University of Cape Town, along with his Professional Land Surveyor licenses in California and Virginia, reinforce his ability to deliver objective, defensible analyses. He is regularly engaged by both plaintiff and defense counsel to provide clear, independent determinations of causation in disputes involving scene reconstruction and forensic animation.

Land SurveyingSurveyingMapping+2
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Architecture
AJ

Adam J. French

Architect

San Jose, California30+ years+ yrs★ 8.8

Adam J. French, AIA, NCARB is a forensic architecture expert specializing in construction defects, premises liability, and property damage. With a career spanning design leadership, engineering coordination, and quality control, he brings a comprehensive architectural framework to litigation work. His work centers on investigating construction defects, assessing premises liability conditions, and evaluating whether code compliance issues have occurred. Mr. French has been retained in numerous expert witness and consulting engagements across multiple jurisdictions, involving construction defect, premises liability, and property damage cases in residential, commercial, and hospitality sectors. His Bachelor of Architecture degree from SCI-Arc, along with certifications from the National Council of Architectural Registration Boards and the Federal Aviation Administration, 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 building envelope and waterproofing systems.

Premises LiabilityConstruction DefectProperty Damage and Water Intrusion+9
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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
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Construction
HR

Homer R. Peterson II, P.E., CSP

President

Houston, TX40 years+ yrs★ 8.8

Homer R. Peterson II, P.E., CSP is a construction and safety consulting expert specializing in occupational health & safety management systems, standards of care, and OSHA matters. With a career encompassing diverse roles in construction management, he brings a multifaceted perspective to litigation work involving safety and risk management. His work centers on investigating safety compliance, assessing construction practices, and evaluating whether industry standards have been met. Mr. Peterson has been retained in numerous expert witness and consulting engagements across the United States, involving construction disputes, wrongful death, and personal injury cases. His Bachelor of Science in Civil Engineering with Honors from Southern Methodist University, along with certifications such as Certified Safety Professional and Certified Forensic Litigation Consultant, 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 construction safety and OSHA compliance.

SafetyOccupational health & safety management systemsStandards of care+8
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