Accident Investigation and Reconstruction Expert Witnesses: 87

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LECS (UK) Limited  is an International Engineering Firm specializing in Lifts, Escalators, Facade Access and Funiculars (cable cars). With over 20 years of trading history, their specialized engineers are qualified, experienced and carry full professional insurances. Members of the engineering team have all worked for major contractors and have held positions including Senior Engineer, Project Manager and Commissioning / Test Engineers. As a result, LECS has over 150 years of accumulated experience within the key staff of the engineering team and currently employs 10% of the world’s graduates of the MSc in Lift Engineering from the University of Northampton.

LECS (UK) Limited is a member of independent bodies such as ACE, BSI and ConstructionLine. They have an accredited Quality Assurance scheme to ISO 9001 (2008) and are regularly audited. They provide services for many market sectors including overseas projects, hotels, retail, commercial health, local authority and heritage. The engineers at LECS (UK) have extensive experience as Expert Witnesses and Consultants in litigation involving lifts and escalators. Their services include preparing expert reports in accordance with Regulation 35 of the Civil Procedure Rules and also in Criminal cases. They are also available for adjudication and arbitration cases. LECS (UK) expert witness services have been called on in overseas situations including Gran Canaria, Dubai, Hong Kong, Spain and Turkey.

Services Include:

• Expert Witness - Litigation Support
• Statutory Inspections
• Maintenance Audits
• Acquisition & Condition Surveys
• Project Management
• Traffic Analysis
• Risk Assessments
• New Installations & Modernization Specifications
• Maintenance Specifications
• Training
• Portfolio Management

Tim A. Martin has more than 48 years of industry experience and is the leading Mine Safety Expert in the US. He provides litigation support as an expert witness and mine safety consultant, assisting the legal community in navigating through complicated mine safety cases.

Mr. Martin’s vast experience in investigating mining accidents, as well as major mining disasters, has placed his experience in high demand to provide mine safety consulting and expert witness services to numerous law firms across the US.

Litigation Support - Mr. Martin serves as an Expert Witness and Litigation Consultant for numerous pivotal Civil and Criminal Cases throughout the United States. He also provides expert safety consulting services to the Metal Non-Metal mining industry, the Coal Mining Industry and the Aggregate and Stone Mining Industry including Gold, Silver, Copper, Iron Ore, Bituminous Coal, Anthracite Coal, Lignite Coal, Stone, Sand and Cement operations throughout the United States and South America.

Areas of Expertise:

Background Experience - Tim Martin has been navigating complex MSHA and OSHA regulations in mining cases for decades. His expertise spans various mining types across the US and South America, including coal, gold, silver, and ore operations, among others.

Mr. Martin's involvement in the mine rescue community and direct participation in notable disaster recoveries, such as the Sago and UBB Mine Disasters, highlight his hands-on experience. He played a pivotal role as the lead mine safety expert in high-profile criminal cases and civil litigations, covering issues like respirable dust exposure and hazardous materials. With numerous safety certifications and recognition for his contributions, Mr. Martin has designed top-tier health and safety educational programs acknowledged by the US Department of Labor.

Illumination Engineer, consultant, teacher, inventor, forensics investigator, and expert in lighting.   My 30+ years of experience has immersed me in different facets of the lighting industry.  I have worked for companies that cater to lighting design, lighting equipment manufacturing, 3d modeling lighting software, sales and service including post occupancy evaluation. My design experience includes indoor/outdoor lighting, safety and security, lighting and human health, glare, roadway lighting, sports lighting, and lighting standards.  Since 1999, I have been involved with standard writing committees within the Illuminating Engineering Society (IES).  For the IES, I served on 13 IES committees, of which was the chair of 7 of those committees producing over 11 standards documents.  

Teaching has also been a part of my career, instructing diverse groups from high school students to seasoned lighting professionals allowing these individuals to understand the concepts on their level.  In my practice, I have designed over 8000 designs in addition to teaching over 5000 students in my courses and presentations on lighting design, illumination engineering and the lighting industry.  I am a certified instructor for IES SEM courses, am a Lead instructor for the IES Street and Area Lighting Conference (SALC), as well as the SALC Education Coordinator from 2010 to 2019.  The University of Colorado  guest lecturer for three years.  I have authored several lighting courses and seminars as well as presenting them.  

View Matthew Hartley's Consulting Profile.

John L. Ryan, BSME, P.E. is a Mechanical Engineer who provides general Mechanical and Structural Engineering expertise. Mechanical and Safety Engineering (MASE) provides full service analysis and accident reconstruction of products involved in accidents. 

Mr. Ryan's services have been requested for attorneys and insurance companies needing forensic engineering expert witness testimony to determine whether machinery and products involved in injury cases were adequately designed or whether they have a Design, Manufacturing, or Material Defect. All products are lab-tested on site to determine adherence to industry standards and engineering design protocol. Alternate preventative designs are developed when none exist commercially. 

Mr. Ryan is available for both Plaintiff and Defense, depending on the individual case. His services include producing high quality reports and visual aids in the courtroom such as scale models to help explain accident scenarios and alternate designs to judges and juries. 

Areas of Expertise:

• Accident Investigation and Reconstruction
• Machine Guarding Accident Investigation
• Climbing Gym Accidents
• Belay Device Failure
• Rock Climbing Accidents
• Fall Protection Failures
• Ladder Failure Investigation
• Tree Stand Failures
• Industrial Accidents
• Power Press Accidents
• Connection Failures
• Bolt Failures
• Weld Failures
• Testing Products to Industry Standards to Determine Compliance
• Design Defect Analysis
• Structural Analysis of Buildings
• Product Liability Investigations
• General Engineering Injuries and Issues
• Industrial safety
• Engineering Continuing Education
• Product Certification

View John Ryan's Consulting Profile.

Laura Miele, PhD, CST-2, is a Sport, Fitness, and Education Expert with over 30 years of experience in various aspects of sport, fitness, and physical activity including the education, training, and supervision of athletes. Dr. Miele is a Nationally Certified Accredited Interscholastic Coach through the National Federation of State High School Association (NFHS) and has 14 years of physical education experience, (Pre-kindergarten-12) within multiple states across the country.  

Background Experience - Dr. Miele played Division I basketball at Arizona State; was Tight End for the Arizona Caliente, of the Women’s Professional Football League; and was also a New York Golden Gloves semi-finalist in 2004. She began coaching athletes in 1986 and has been involved as a personal exercise and fitness trainer since 1994.  She has traveled extensively throughout the United States and Europe as an athlete and coach and has been involved in consulting, coaching and teaching a wide range of sports including but not limited to; Basketball, Gymnastics, Volleyball, Softball, Baseball, Football, Archery, Bowling, Figure Skating, Hockey, Boxing, Wrestling, Field Sports, Golf, Soccer, Swimming, Track and Field, and Tennis. 

Dr. Miele is a level 2 Certified Service Technician for the International Association of Trampoline Parks. She serves on the Sports Equipment, Playing Surfaces, and Facilities Committee and currently serves and assists on the task force that is in the process of creating the standards for Amusement Challenge Areas. She has given numerous presentations on the topics of sport injury prevention as well as supervision and safety in Amusement Challenge Courses / Trampoline Parks Risk Management.

Litigation Support - Dr. Miele is an expert in fitness, sport and recreation with specific expertise in sports psychology, coaching, recreation, personal training, fitness facilities management/operations, and injury prevention. She is an accomplished athlete as well as an experienced trainer, coach and teacher. She provides expert witness services to attorneys for both plaintiff and defendant. Her services include thorough reporting, depositions, and trial testimony as needed. 

Dr. Miele has relevant experience in the proper teaching standards required by the National Association for Sport and Physical Education (NASPE) for the:

• Proper Supervision Before, During, and After School
• Skill Progression and Instruction
• Proper Use of Safety Equipment
• Practices related to the Role and Responsibilities of Teachers and Administrators  

Areas of Expertise:

• Fitness Facility Operations including Personal Training, Supervision, Risk Management, and Injury Prevention
• Physical Education, Sport and Recreation-Risk Management
• School / Teacher Supervision-Playground-Recess
• Proper Coaching Training Practices and Procedures in Sports
• Gymnastics, Trampoline Parks / Amusement Challenge Courses
• Emergency Preparation and Response in Schools, Fitness and Sport Facilities

Mari S. Truman, PE, has more than 40 years of experience in Orthopedic Product Design and Development. As Principal Engineer with her company, Orthobiomech, LLC, she acts as an R&D design and development consultant to the orthopaedic industry and an injury biomechanics and medical device forensic expert. Ms. Truman's design experience includes implants and instrumentation systems used to repair fractured bones, torn ligaments and/or to reconstruct spine, knee, wrist, hip, ankle, elbow, thumb based cmc, and other finger and toe joints for many of the USA based orthopaedic conglomerates and a few Asian, Australian and European firms. Having designed and developed implants and instruments used for both human joint reconstruction and skeletal trauma repair, Ms. Truman is named on 12 Orthopaedic Patents and frequently gives talks on implant design and injury biomechanics on topics such as: knee and thumb-based joint surfaces and kinematics, joint design, rapid prototyping, medical device design control, and injury biomechanics. Litigation Support - Ms. Truman has been providing Forensic Impact and Injury Biomechanics and Orthopedic Biomechanics to the legal industry for over 15 years. She draws on her strong knowledge of FDA and ISO EN13485 compliant design control processes, failure modes and effects analysis, clinically relevant tissue loading, and design safety assurance, including device performance requirements and warnings, during her medical device litigation reviews. Ms. Truman has a strong knowledge of the production and quality assurance processes used in the manufacture, cleaning, and sterilization of medical devices and the effects of such processes on product performance. Analysis of Traumatic Injuries Related To:

View OrthoBioMech LLC's Consulting Profile.

D. Larry Dunville has over 45 years of Overhead Crane experience. Mr. Dunville has built, installed, engineered, estimated, sold, and serviced overhead bridge cranes. He has sat on the industry committees that wrote the crane specs for the steel industry, written articles, and taught professional architects and engineers about the special requirements required when designing buildings that will house overhead cranes. Larry was formerly the Executive Director of the Crane Certification Association of America and is currently on the ASME/ANSI B30.2 Overhead and Gantry Cranes Committee, ASME/ANSI B30.16 Overhead Hoists, and AIST (American Institute of Steel Technology) TR-13 Guide for the Design and Construction of Mill Buildings.

Business Experience

Mr. Dunville was the Owner and president of Dearborn Crane & Engineering Co., a builder and installer of overhead cranes and crane runway systems, from 1975 to 2012.  Mr. Dunville is the Owner and President of Overhead Crane Consulting, LLC (2016 to present). 

Speaking Engagements

Larry speaks on crane safety, crane inspection, and runway design. In the last year, he has spoken to AIST (American Institute of Steel Technology), CCAA (Crane Certification Association of America), CMAA (Crane Manufacturers Association of America), and FEWA (Forensic Expert Witness Association). 

D. Larry Dunville's Video Introduction 

Litigation Support—Larry Dunville offers expert witness services in crane cases involving industrial, manufacturing, mining, warehousing facilities, and power plants. His expertise is available to counsel representing both Plaintiffs and Defendants. 

Areas of Expertise:

View D. Larry Dunville's Consulting Profile.

Page Engineering is a professional consulting firm that combines Ergonomics, Industrial Engineering, and Health and Safety expertise. They have served industry leaders in the areas of Transportation, Shipping, Manufacturing, and Health Care throughout the United States and Canada. Established in 1994, their approach is bolstered by years of litigation scrutiny and backed by extensive application of ergonomics, human factors, epidemiologic, and occupational medical scientific literature. They specialize in human factors and ergonomics assessments, including both acute and cumulative exposures and their hands-on approach is backed by extensive research and measurement of actual work exposure to occupational physical factors and workplace design.

Litigation Support - The professionals at Page Engineering provide forensic engineering and root cause analysis expert witness services to counsel representing both Plaintiff and Defense. Their areas of expertise include:

George B. Page, CPE, is a Certified Professional Ergonomist. Since founding Page Engineering, Mr. Page has been providing ergonomics services, integrating multiple disciplines (industrial engineering, safety, health, business, regulatory) to provide effective results, whether in the application of job analyses and job improvement processes or in physical job demands analyses. His experience includes conducting ergonomics analyses and research in the railroad industry, primarily, and in heavy industry, in general, for over 30 years. Clients include Union Pacific Railroad, Kansas City Southern Railways, Association of American Railroads, FedEx, American Petroleum Institute, Food Marketing Institute, Food Distributors International, Blue Water Bridge Authority, USPS. His expertise includes job exposure assessments, physical demands assessments, accident reconstruction, and forensic engineering.

Greg G. Weames, CPE, CCPE, CRSP, is a Certified Professional Ergonomist who provides forensic services regarding Musculoskeletal Injury / Disorder Risk and expert testimony. Since joining Page Engineering, Inc., Mr. Weames has been asked to provide consulting services in ergonomics for over 500 cases involving civil lawsuit work-related injury/disorder claims. With training, education, and experience in musculoskeletal injury and musculoskeletal disorder as a focus, he applies generally accepted methodology in his analysis of causation to a reasonable degree of scientific certainty. Mr. Weames has his expert witness experience from within the railroad industry, which includes transportation, construction maintenance, mechanical shop, communications, and office environments that support a large variety of jobs and work tasks. Over the past 20 years of providing expert witness services, Mr. Weames has relied on independent, objective measurements of claimed exposures to occupational physical factors and the epidemiologic scientific literature, relevant ergonomics guidelines, and standards to support his opinions. Mr. Weames has given depositions and has appeared at jury trials in both State and Federal US courts during his years doing expert witness work.

Stephen D. Fleming, CPE, CXLT, is an Industrial Engineer / Ergonomist whose background includes analyzing work environments and work tasks using industrial engineering work measurement methods and risk assessment models for different body regions. His expertise is in assisting industrial clients in applying ergonomics to workplace processes, tools, and equipment, including all major North American railroads, FedEx, Ford Motor Company, Lear Seating, USPS, and the Blue Water Bridge Authority. Mr. Fleming has been acknowledged for developing and implementing a methodology for measuring and analyzing exposure to whole-body vibration (WBV) and hand-arm vibration (HAV).

View Page Engineering's Consulting Profile.

Greg Coulson is an Equestrian Expert Witness and Consultant with 50 years of professional equestrian experience.  He has trained horses and people across the United States in a wide variety of equestrian activities.  He has organized and managed large and small equestrian education programs, clinics, trail rides, camps, and competitions.  He is also past Instructor, Course Designer, Rally and Exam Organizer, District Commissioner and  Regional Supervisor of the United States Pony Clubs Inc.  He continues to own and operate a full service equestrian center.

Education/Training: BS Animal Science, U.C. Davis BA Anthropology, U.C. Davis MA Educational Leadership, Cal State, Northridge CA Community College Instructor's Credential, Horsemanship.

Awards/Honors: Selected to be Cross Country Fence Judge for 1984 Olympic Games; Trained and coached the 1985 United States Eventing Association's Reserve National Champion Young Rider (Fritz Cup); Trained and coached the highest scoring rider / horse in Dressage at 2014 United States Pony Club Championships; Trained and coached numerous high placing teams in USPC National Championships

Litigation Support - Greg Coulson has been an Equestrian Expert since 2010 with experience in accident reconstruction, writing reports, and testifying in depositions, arbitrations, and trials for both plaintiffs and defendants. He is available to analyze and explain equine industry standards, horse behavior, equestrian accidents, situations, and issues. Mr. Coulson can organize complex sets of facts to provide logical descriptions for attorneys, judges, and juries. He combines extensive education in horsemanship, science, and teaching with a wealth of practical experience.  He is impartial, unusually clear, and articulate.  

Areas of Expertise:

Pool Operation Management (POM), founded in 1980, is an Aquatics Safety and Risk Management firm that is nationally recognized for pool consulting services including liability and risk management, compliance with governmental regulations, facility operations, mechanical questions, and personnel requirements. Trevor A. Sherwood II has extensive experience in the swimming pool industry, with 30 years of experience in service, consulting, training and education, code/regulations development, and expert witness. He has contributed to aquatic textbooks and related articles, influenced State Recreational Bathing Codes, and presented at national industry conferences. He has provided leadership to such organizations as National Swimming Pool Foundation (NSPF), Northeast Spa & Pool Association (NESPA), Community Association Institute - New Jersey Chapter (CAI), New Jersey Apartment Association (NJAA), New Jersey Parks and Recreation Society (NJPRS), Pennsylvania Parks and Recreation Society (PRPS) and New Jersey and Massachusetts Health Departments. He has been retained by attorneys for both Plaintiff and Defense. Mr. Sherwood's extensive swimming pool consulting experience qualifies him to appear in court on the following matters:

View Consulting Profile.

POWERPLANT Specialists, LLC., (PPC) is a technical services company providing highly specialized support services for Industrial Power Generation Systems, Cogeneration and Combined Cycle Power Plants. PPC specializes in Design, Performance, Forensics, Construction, Design Defects, Cost Analysis for Lost Operations, Maintenance, and Repair. PPC has extensive international experience and is OSHA Lockout / Tagout Certified. Areas of Expertise

• Power Generation
• Marine Propulsion - Conventional / Alternative Fueled Systems
• Microturbines
• Boilers
• Industrial Gas Turbines
• Diesel Engines
• Cogeneration
• Geothermal
• Landfill
• Digester Gas
• Insurance Claims Investigation

Principle Forensics is a national Media Forensics Laboratory. They Recover, Authenticate, Enhance, and Analyze all types of recorded evidence, including Video, Audio, and Digital Images. Principle Forensics backs all their work with experienced, highly trained, expert testimony.

Nick Barreiro, BAC, AVFA, DIVRT, Chief Forensic Analyst, is a Certified Audio Video Forensic Analyst and an FBI-trained member of the Digital Imaging and Video Recovery Team. During his 15-year law enforcement career, he was a patrol sergeant, technology project manager, media forensics expert, detective, digital evidence specialist, and patrol officer. Prior to his career in law enforcement, Mr. Barreiro was an audio engineer and producer in California. He also worked for KBMB radio in Sacramento and has extensive experience and training in audio enhancement and analysis.

Litigation Support - Mr. Barreiro works with attorneys representing plaintiffs and defendants in civil or criminal matters in which Audio, Video, or Image Evidence plays a key role. He has tremendous technical knowledge and training, but also extensive experience on the witness stand.

Mr. Barreiro has conducted hundreds of forensic audio, video, and image investigations in the United States and internationally. He has enhanced and analyzed thousands of digital files, ranging from simple slip-and-fall cases and minor traffic accidents to complex investigations such as homicides and officer-involved shootings. He has been court-certified as an expert and provided expert testimony in criminal cases and civil litigation in federal and state court. A highly trained and experienced forensic analyst, he provides technically detailed and precise results with expedited turnaround times.

Video, Audio, and Image Forensics

As an arbitrator, structural/civil engineer, and expert forensic consultant with nearly four decades of experience, Casey Hemmatyar has provided extensive expert services for defendants’ and plaintiffs’ attorneys on numerous construction litigation matters throughout the United States and Canada.

He has been retained as an expert engineer in over one hundred litigation matters on single and class-action legal cases by the U.S. government, law firms, and insurance carriers at the State and Federal levels, working with both plaintiff and defendant sides.

A partial list of litigation cases is available upon request. His understanding of core engineering and legal concepts has enabled him to assist a wide range of clientele effectively. He brings diversified experience in structural and civil engineering design and forensic engineering, investigation, and evaluation.

He also conducts research, has assisted in the development of building codes and standards, and has supervised the construction of domestic and international projects. His experience includes special structures and new buildings as well as modifications, alterations, seismic/hurricane retrofits, and upgrades to existing structures. He has provided failure analysis, expert consultation, structural forensic investigation, and damage assessment services for numerous litigation and insurance-related matters.

He actively presents continuing education lectures to audiences of licensed engineers, architects, and general contractors on topics of structural and forensic engineering throughout North America. Mr. Hemmatyar has been the principal structural engineer on high-profile projects for prestigious clients, including NASA and other notable organizations.  Currently, he directs PSFEG and has served as Director for SEAOSC from 2011 to 2013.

His work encompasses a diverse range of structures, including hospitals,  educational institutions (including schools and universities), telecommunication centers, aviation facilities, government buildings, laboratories, as well as commercial, industrial, and residential structures.

Quality Forensic Engineering, LLC is a full-service forensic engineering firm, providing engineering support to clients in the areas of accident reconstruction, biomechanics, fire investigations, patent litigation analysis, premises liability, product liability, and tire failure analysis. We use the latest technology and industry proven techniques to provide thorough analysis and conclusions for the most difficult engineering questions. Our forensic engineers support clients throughout the U.S. Headquartered in Tallahassee, FL, we have locations in Jacksonville, FL; Melbourne, FL; Tampa, FL; Indianapolis, IN; New Orleans, LA; San Diego, CA; Charlotte, NC; Columbia, SC; and Tucson, AZ.

Dr. Brian Pfeifer, PhD, PE - Dr. Pfeifer is an Engineering Expert with over 27 years of experience investigating thousands of cases involving a variety of forensic engineering issues. He is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, commercial vehicle accidents, pedestrian accidents, bicycle accidents, and the analysis of mechanical systems and product failures. Dr. Pfeifer has a strong background in the design, development, and implementation of roadside safety hardware including guardrails, bridge rails, and crash cushions. Over 30 patents have been filed worldwide on behalf of Dr. Pfeifer and associated colleagues who invented safer guardrail systems, vehicle storage systems, shipping container handling systems, and material handling and storage methods. He has also utilized his technical knowledge and understanding of patents to assist in a number of matters involving patent litigation.

Dr. Pfeifer has published numerous papers to various organizations, covering topics such as new guardrail systems, energy absorbing guardrail terminals, breakaway sign mechanisms, and material handling technology. He has shared his expertise with many organizations on topics including vehicle collisions, bicycle accidents, roadway construction zones, and accident reconstruction expert witness utilization. Dr. Pfeifer is a registered Professional Engineer in nine states and he continues to refine his skills and knowledge of accident reconstruction and roadside safety by staying current with new technology and best practices. Dr. Pfeifer has extensive experience with providing deposition and trial testimony as an Engineering Expert. See Full Bio & CV.

Expertise:

Dr. Ian M. Zeller, PhD, ACTAR, is an accomplished engineer with more than 10 years of experience in Biomechanics and Computational Dynamics fields. He has investigated hundreds of cases ranging from motor vehicle accidents, recreational incidents, medical device designs, as well as injuries from product liability all across the United States. 

Dr. Zeller has graduate level experience in computational dynamics and orthopedic biomechanics with a specific emphasis in dynamics, vibrations, joint contact mechanics, and muscle control during static and dynamic loading applications. Dr. Zeller’s past research includes clinical and computational analysis of the human body with respect to the design and implantation of orthopedic devices for the knee, hip, and spine. He has published in peer-reviewed journals and presented research at both technical and surgical conferences in North America, Europe, and Asia. Dr. Zeller also worked with surgeons across the United States in the design and assessment of knee replacement devices, including personalized and prototype devices to optimize for efficacy and safety. 

Dr. Zeller is also accredited as a traffic accident reconstructionist and continues to conduct research as well as maintain a current knowledge of developing trends and best practices in the biomechanics and engineering fields. Dr. Zeller has published to various organizations on topics ranging from knee replacement design, forward solution modeling, joint mechanics, personalized joint replacements, material structures and properties as well as biological modeling of disease distributions. He also has an extensive testifying history including depositions, trials, and arbitrations.

 See Full Bio & CV.

Expertise:

Michael R. Hill, PhD, PE, is a Biomechanical Engineer passionate about applying biomechanics techniques to solve diverse problems in forensics, medical research, engineering, biology, science, and mathematics. He is an expert in experimental, theoretical, and computational Tissue Biomechanics, with a focus on injury mechanisms, human tissue damage, and nonlinear soft tissue mechanics.

Dr. Hill’s core strengths are in orthopedic and cardiovascular biomechanics, vehicle accident reconstruction, injury consistency analysis, mechanical design, instrumentation, experimental analysis, numerical methods, simulation, statistics, and image processing. Dr. Hill has lectured in the field of biomechanics and numerical methods, and his research has been published in 16 academic articles and presented at 40 international and national scientific conferences.

See Full Bio & CV.

Expertise:

View Quality Forensic Engineering's Industrial Forensic Engineering Expert Witness Profile.