Materials (General) Consultants: 26

Summit Associates of Bedford is a Materials and Manufacturing firm offering growth strategy, operations improvement, and international sourcing to commercial clients ranging in size from $3 to $150 million.

Summit Associates has a record of fixing troubled organizations and driving growth in complex technology based operations. Skilled at positioning small and middle market companies for sustained growth, they have commercial experience in ten countries, including creation and oversight of global partnerships in Europe and India and acquisition, sale, and licensing of fifteen technologies in seven countries.

Consulting Services:

Turnaround Leadership Organizational Change and Alignment Accelerated New Product / Market Development Product Launch

Lean Manufacturing Technology Acquisition Sale and Licensing International Partnerships Technology Valuation

Principal, Thomas W. Caldwell, PE, has over 40 years of experience in Materials Research and Development, Process and Product Development, and Manufacturing Operations in the Precision Cast and Machined Products industry.

Mr. Caldwell has designed and manufactured components for consumer and industrial products, including safety-critical applications such as aircraft landing gear brakes, seat belt lockup devices, windshield wiper, and window lift motor systems. He has experience creating and guiding technology development and manufacturing partnerships in Europe and Asia, licensing and selling intellectual property and creating supply chains in China.

Mr. Caldwell has lectured in the USA, Germany, Switzerland, and India on manufacturing premium quality metal products and manufacturing processes, and was a technical paper peer reviewer for 20 years for the Society of Automotive Engineers. A United States patent holder, he has published peer reviewed research in electrochemistry and materials processing, and has written and spoken numerous times on the subject of Materials Selection.

View Thomas A. Caldwell's Expert Witness Profile.

William C. Stein, Jr., PE, CCM, has more than 45 years of Roadway / Heavy Highway Construction and Materials Engineering experience. He has a rich and varied work history that includes construction materials engineering for highways and bridges, industrial plants, high rise offices, and power plants. He has worked for private owners and general contractors as well as the Department of Transportation.

Litigation Support - Mr. Stein Offers consulting and expert services for attorneys on issues regarding road, street, highway, temporary traffic control, runway, and earthwork; asphalt, concrete, coatings and other construction materials; designs, plans, specifications, CPM scheduling (Primavera) and contract documents; right-of-way issues; and work zone safety. Licensed in Louisiana, Pennsylvania, and Texas, he performs contract performance forensic investigations and provides consulting, expert reports, rebuttals, and testimony if required.

Areas of Expertise:

Highway Construction Roadway Construction Bridge Construction Highway Engineering Materials Engineering Construction Site Work

Traffic Safety Concrete / Cement Building Contractor Liability Construction Damages Scheduling Delay and Analysis Soil Analysis

Certifications:

• Certified Construction Manager (CCM)
• Certified Primavera Basic (CPM)
• Certified Primavera Advanced (CPM)
• Certified LADOTD Structural (bridge)
• Inspector/Technician Certified Troxler
• Humboldt Nuclear Moisture/ Density Operator
• Lead Abatement
• Certified Quality Compliance Surveillance in Fossil Power Plants, Organic & Inorganic Coatings Application and Inspection
• Certified Traffic Control Supervisor
• Certified Flagger Instructor

Shatec Engineering Consultants provides engineering consulting services in a variety of areas including highway engineering, traffic engineering, pavement engineering, geotechnical engineering, materials engineering, forensic engineering, construction support services, and other civil engineering matters. Example services include the following:

Traffic Engineering Highway Design Standards/ Geometric Design/ Plans and Specifications Highway Specifications / Guidelines Highway and Traffic Safety Highway Safety Traffic Control Devices / Traffic Control Plans/ MUTCD Sight Distance Requirements Road and Roadside Hazards ADA Requirements Surface Conditions - Friction, Skid Resistance Road Defects Code Violations

Pavement Design/ Materials Pavement Management Geotechnical Engineering Construction Quality Construction Defects Construction Claims Drainage Requirements Hot Mix Asphalt/Modified Asphalt Structural and Pavement Concrete Standards Mass Concrete/ Thermal Control Plans/ Instrumentation Highway Repairs / Maintenance Public Agency Policies / Practices

President, Shakir Shatnawi, PhD, PE, is a nationally and internationally recognized leader in the Transportation Engineering industry. He has over 30 years of practical and extensive engineering and transportation expertise covering industry and public agencies including the Federal Highway Administration (FHWA) and the California Department of Transportation (Caltrans). He taught highway and transportation engineering at California State University.

Dr. Shatnawi served as a principal investigator on multi-million dollar transportation projects. He held various positions in Caltrans including a Senior Transportation Engineer, a Supervising Transportation Engineer and a Division Chief.  Dr. Shatnawi's education and experience demonstrates a wealth of engineering knowledge stretch in highway design, traffic engineering, pavement design, geotechnical engineering, materials and construction . As a recipient of many acknowledgements from the government, Dr. Shatnawi has an impeccable reputation within the industry for his significant professional contributions. As an expert orator, he frequently shares his knowledge at major conferences around the world. 

View Dr. Shatnawi's Expert Witness Profile.

Tom Jonaitis, DABT, is a Board Certified Toxicologist and Consumer Product Safety / Regulatory Consultant with 18 years of experience. He has broad expertise in the areas of Safety and Exposure Assessment, Regulatory Compliance, and Toxicology Evaluations.  

Mr. Jonaitis helps companies efficiently navigate and comply with various regulations and obstacles in the consumer product, food, cosmetic, dietary supplement, building material, and chemical industries. His has co-authored several manuscripts in peer-reviewed journals on the topics of safety, risk assessment, and other research.

Background Experience - Prior to forming RegTox Solutions, Mr. Jonaitis served as Manager of Toxicology & Regulatory Affairs at Intertek Scientific & Regulatory Consultancy (2005-2018). He worked as subject-matter expert (SME) and client contact for matters related to California Proposition 65, including presenting webinars and presentations. He also conducted human exposure assessments in relation to chemicals in food, dietary supplements, consumer products, cosmetics, as well as deriving exposure limits for carcinogens, reproductive / developmental or other toxins using traditional and benchmark dose modeling approaches.

Business Consultant Services:

• Regulatory Compliance Evaluations
• Scientific Literature Hazard Reviews and Summaries for Chemicals / Substances
• Creating Pre-Market Quality and Safety Dossiers for Novel Food / Dietary Supplement Ingredient Applications (primarily for US, Canada, Australia)
• Safety Assessments
• Label Claims Analysis and Compliance
• Deriving Exposure Limits
• HazComm, Pesticide Applications, and various other niche areas
• California Proposition 65 Compliance (and how to avoid costly enforcement)

Since 1988, Real-World Forensic Engineering, LLC ("RWFE") has provided engineering services to industries and government labs, as well as litigation support to both plaintiff and defense attorneys practicing in many areas.

RWFE Areas of Expertise Include:

Components & Machinery Metallurgy & Corrosion Dynamics of Impact & Collisions Friction Analysis / Slips, Trips and Falls Intellectual Property & Patent Review Accident Reconstruction / Animation Computer Aided Design Education & Training

Electrocution & Switch Malfunction Grounding & Lightning Protection Lightning Impulse Testing Products and Premises Liability & Safety High-Voltage & Current Power Systems Bridge Design and Safety Fire & Explosion Cause and Origin And Much More...

At RWFE, we proudly distinguish ourselves by our Four C's:

CREDENTIALS. COMPETENCE. CREDIBILITY. COMMUNICATION.

Credentials:	B.S., M.S., M.Eng., M.B.A., J.D., and Ph.D. Degrees Licensed Professional Engineers in Mechanical, Electrical, and Civil Engineering Tenured University Professors and Professionals NAFI Certified Fire and Explosion Investigators (CFEI) Licensed Master Electricians
Competence:	Over 80 Combined Years of Experience in Engineering R&D, Industry, Academia, Consulting, and Expert Witness Litigation Support Over 120 Combined Deposition and Court Testimonies
Credibility:	Internationally Recognized in Our Areas of Expertise More Than $19 Million in Peer-reviewed and Funded Research Grants Over 200 Combined Scientific Publications and Journal Articles
Communication:	Over 20 Different Undergraduate and Graduate-level University Courses Over 30 Invited Short Courses, Talks, and Lectures

Design Evaluation – Accident Investigation – Intellectual Property - Failure Analysis – Fire Cause & Origin – Component Testing - Computer Aided Drafting – Accident Animation - Expert Witness & Litigation Support

www.ExpertEngineering.com

Expert Background: Dr. Thomas L. Read is the Principal and CEO at A. Read Consulting, LLC. He received his PhD. from Stanford University in 1972 and has over 25 years of manufacturing experience in electronics, metallurgy, factory safety, failure analysis, glass fracture, glass failure and bottle failure. As a member of the electronics industry, he has earned process patents and has an extensive background in manufacturing techniques.

In parallel, Dr. Read has spent over twenty five years as a consultant to attorneys and engineers. He has given more than 100 depositions and has appeared in court numerous times.

Company Profile: Read Consulting, LLC is a full service laboratory providing services in the following areas:

Failure Analysis; Factory Safety and Personal Injury (including machine guards and manufacturing safety)

Glass Failure Analysis - Glass Fracture, Glass Failures and Bottle Failure

Metal and Ceramic Failure

Grinding Wheel Failures

Intellectual Property and Patent Disputes

Product Liability and Product Quality

Manufacturing Disagreements (such as Intellectual Property, Failed equipment and Contract Disputes)

Reverse Engineering

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. Our locations include Tallahassee, FL; Jacksonville, FL; Tampa, FL; New Orleans, LA; San Diego, CA; and Tucson, AZ.

Dr. Brian Pfeifer, P.E. - Dr. Pfeifer is an Engineering Expert with over 25 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 33 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:

Automobile Collisions Tractor-Trailer Collisions Guardrails / Bridge Rails Construction Zones Bicycle Accidents Pedestrian Accidents Motorcycle Accidents Occupant Kinematics

Roadside Safety Airbag Control Module (ACM) Analysis Tractor Trailer Electronic Control Module (ECM) Analysis Product Failure Analysis Maintenance of Traffic (MOT) Evaluation Restraint System Analysis Patent Litigation Technical Analysis

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:

Biomechanical Analysis Accident Reconstruction Injury Consistency Mechanism of Injury Analysis Vehicle Occupant Kinematics Falling Object Mechanics and Analysis Bicycle Accidents Pedestrian Accidents Amusement Park and Playground Accidents Crash Data Retrieval and Analysis

Product Failure Analysis Seat Belt Analysis Restraint System Occupant Position Determination Sequential Events Analysis Speed Analysis Vehicle Damage Consistency Collision Avoidance Material Fracture Analysis

 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:

Vehicle Accident Reconstruction Occupant Kinematics Orthopedic and Cardiovascular Biomechanics Human Tissue Damage Mechanics Slip, Trip, and Fall Analysis

Computational Mechanics  Experimental Biomechanics Image Analysis Computational Modeling Event Date Recorder (EDR) Data Retrieval and Analysis Automobile Restraint Analysis

View Quality Forensic Engineering Industrial Forensic Engineering Consulting Profile.

Pond Industries LLC offers a wide variety of Metallurgical and Materials Testing services with specialized consulting solutions. Having obtained Professional Engineering certificates in 48 states, Pond Industries offers testing and consulting services to multiple industries with a wide portfolio of high-demand services, including:

Forensic Metallurgy / Failure Analysis - Determining the root cause of a mechanical failure is critical for preventing future failures or determining fault. Metallurgical failures in parts or assemblies are fatigue, overload, corrosion, improper design, or some combination of these failure modes. 

Engineering Consulting - Common engineering services provided are stress analysis, finite element analysis (FEA), material selection, mechanical design, CAD modelling, and engineering document review. Materials Testing - ISO 17025 accredited test laboratories to ensure clients get the best quality test results, and material experts that can help interpret and understand the test data and offer guidance when needed. 

Weld Inspections - AWS Certified Welding Inspector (CWI) services to assist with any stage of the welding process or operations. From procedure and welder qualifications to pre- and post-weld inspections, clients have the comfort of knowing that your welding inspector is an expert in weld metallurgy and testing. 

Derailment Investigations - Extensive knowledge of rail related forensic metallurgy, having contributed to hundreds of derailment investigations and derailment emergency response teams. A typical derailment investigation includes site inspection, metallurgical evaluation, dynamic simulations, root cause.

Brett Pond,  PhD, PE, CWI, has over 16 years of experience as a Mechanical Engineering and Metallurgical consultant specializing in Forensic Metallurgy (failure analysis).  He has a strong background in the rail industry, having participated in hundreds of derailment investigations and rail related failure analyses. 

Dr. Pond obtained his PhD in Mechanical Engineering from Washington University in St. Louis, has Professional Engineering (PE) licensure in 48 states, and is an AWS Certified Welding Inspector (CWI).  He is an active member of ASM International, American Society of Mechanical Engineers (ASME), National Society of Professional Engineers (NSPE), and American Welding Society (AWS), and the National Academy of Forensic Engineers (NAFE)

.Dr. Pond has earned international recognition for his failure analysis capabilities and has given technical presentations at multiple Failure Analysis Forums hosted in Shanghai, China. He has a wide range of experience, including: API Fitness for Service (FFS) Evaluations, field testing, mechanical / metallurgical laboratory management, legal expert witness services, and failure analysis for Rail, Food, Manufacturing, Oil and Gas, Medical, and Transportation industries.

View Dr. Brett Pond's Expert Witness Profile.

Packaging Technology & Research LLC provides Food Packaging Consulting, Tailored Packaging Science, and Value Chain Solutions that improve   packaging in the Food and Beverage Industry. 

Science-Based Consulting:

Problem Solving and Technical Consulting - Help uncover and shine a spotlight on what’s working and what is NOT to help our clients take bold steps rooted in science-based packaging expertise.

Sustainable Packaging - Unlock the optimal blend of food and packaging science, value chain experience, and consumer insights to achieve more sustainable packaging for clients. This includes food packaging system, flexible packaging, and packaging materials that support food packaging sustainability.

Increase Shelf Life and Prevent Food Waste - Empower clients with packaging solutions to prevent food waste, meet bold commitments on addressing UNSDGs, food justice, hunger, and GHG. reduction. F

Strategy and Roadmaps - Steer clients’ futures by developing science-based, systems-thinking strategies and roadmaps to ensure both an intelligent plan and a strong business case. From food packaging for frozen food to edible packaging and pet food packaging 

Clients: Food Companies, Produce Companies, Frozen Food Manufactures, Meal Kit Delivery Companies, Food and Packaging Wholesaler, Restaurant Chains, Industry Associations, Packaging Companies, Bakeries, Pet Food Companies, Packaging Manufacturers, Quick Service Restaurants, Environmental Advocacy Groups, Chemical Companies, Dairy Farms, Butchers, Copackers, Meat Delivery Companies, Restaurants.

Claire K. Sand, PhD, is a Global Packaging Technology  Leader with over 35 years of Food Science and Packaging experience. Dr. Sand's background includes working with Total Quality Marketing, Nestle, General Mills, Kraft Heinz, Safeway, and academia, as well as in basic research, development market research, and marketing in Germany, Colombia, and Thailand. 

Dr. Sand is the owner and founder of Packaging Technology and Research, LLC, as well as Gazelle Mobile Packaging Inc. She is also an Adjunct Professor at Michigan State University and CalPoly. She is an IFT Fellow, the Riester-Davis-Brody Lifetime Achievement in Food Packaging Award recipient, a member of numerous Editorial Boards, the author of the Packaging Value Chain, and the co-chair of pacfoodwaste. Dr. Sand received her doctorate in Food Science and Nutrition from the University of Minnesota, as well as master's and bachelor's degrees in packaging from Michigan State University.

View Dr. Claire K. Sand's Expert Witness Profile.

PSFEG's consultant Engineers & Scientists have been providing extensive Structural, Forensic Engineering, Expert Consulting, and Building Code / Third Party Review services since the 80's. They have offices in 5 Continents, 8 Countries and 22 Cities, including LA, San Francisco, San Jose, Sacramento, Irvine, San Diego, Santa Barbara, Ventura, Seattle, Las Vegas, Reno, Denver, Houston, Washington DC, Washington, New York, Canada, UK, New Zealand, Japan, South Africa, Chile, and Qatar.

Chief Expert, Casey K. Hemmatyar, SE, is a Forensic Structural Engineer with over 30 years of diversified experience in the field of Structural, civil, and forensic engineering in design, investigation, evaluation, research, building code and standards development and construction supervision. Mr. Hemmatyar has provided failure analysis, expert consultation, structural forensic investigation, damage assessment services for many litigation and insurance related matters. He has been principal structural engineer on projects for clients such as NASA and several other high profile agencies.

Assignments - Mr. Hemmatyar's assignments have included new buildings, special structures, as well as modifications, alterations, seismic / wind retrofits, and upgrades. Structures have included schools/higher education, telecommunication, hospitals/healthcare, government, recreational, laboratories, commercial, industrial and residential structures in concrete, steel, timber/wood, masonry, aluminum, glass, light-gage steel and other construction materials.

Media - Mr. Hemmatyar has been interviewed by public media including H2 History Channel (Collapse of Ancient Structures) and Reuters (Mexico City school collapse) on structural engineering issues. He has provided many technical lectures, presentations, webinars for structural engineering, architectural, and Building Official communities.

View Casey Hemmatyar's Expert Witness Profile.

Meyer R. Rosen FRSC, FAIC, CPC, CChE is a leading creative consultant for the Legal Profession, Specialty Chemical / Personal Care Industries. He is Founder & President of Interactive Consulting, Inc. (www.chemicalconsult.com). 

Meyer is a Forensic Litigation expert for both plaintiff and defense in hazardous chemicals, products liability, personal injury, fires and explosions, intellectual property and trade secret cases. He also provides Technical Marketing, New Business Development, Technical Consulting and Professional Editing services internationally to the Specialty Chemical, Personal Care, Cosmetic, Pharmaceutical, Medical Device, and Allied Industries. 

Meyer also has 15 years experience as a Professor of Fire Technology at Westchester Community College. Mr. Rosen is Editor- in- Chief of Harry’s Cosmeticology, 9th Ed. A 2,600 page trilogy on all aspects of the cosmetic industry (www.harryscosmeticology.com)’ as well as being Editor-in-Chief for EuroCosmetics magazine (Germany). 

Technology Expertise (Intellectual Property/Chemical Industry): Mr. Rosen provides consultation and litigation support in patent infringement, trade secret issues and licensing matters. His scientific areas of expertise include, but are not limited to:

• Organosilicones: Surfactants, Emulsions, Foams, Antifoams, Silane Coupling Agents
• Water Soluble Polymers, Poly(ethylene oxide), Polyethylene Glycol, and Poly (acrylamide) and Water Insoluble Polymers
• Colloid and Surface Chemistry: Stability of Dispersions, Wetting & Spreading Phenomena, Suspensions & Emulsions, Clays, Paint & Coatings, Personal Care, Cosmetics
• Flocculating and Coagulating Agents
• Applied Rheology, Rheology Modification of Aqueous & Non-Aqueous Media

Certifications:

• Chartered Chemist and Fellow: Royal Society of Chemistry – London
• Nationally Certified Professional Chemist and Professional Chemical Engineer
• Fire and Explosion Expert (Advanced Training)
• Fellow: American College of Forensic Examiners
• Fellow: American Institute of Chemists
• Diplomate: American Board of Forensic Examiners
• Diplomate: American Board of Forensic Engineering and Technology

View Meyer Rosen's Expert Witness Profile.

Radhakrishnaiah Parachuru, PhD, is a Textile Engineer with an MS degree in Decision Sciences / Applied Statistics. A multidisciplinary scientist, Dr. Parachuru possesses more than 35 years of teaching, research, and industrial experience in Polymer, Fiber, Textile, Apparel, Carpet, and other related disciplines. 

Serving as the coordinator of industry and public support activities at Georgia Tech, Dr. Parachuru has completed more than 180 applied research projects for the benefit of all segments of the Textile and Allied industries. Projects completed fall in the following categories:

• Product / Process Optimization
• Technical Trouble Shooting
• Design and Evaluation of New Products
• Assistance for Product Diversification and Value Addition
• Evaluation of Products and Processes for Dispute Resolution and Litigation Support
• Training of Technical Staff
• Establishment of Quality Control Facilities and Routines
• Business Data Modeling and Analysis
• Miscellaneous Cost Saving Projects

Dr. Parachuru has also conducted basic research in the area of Textile Manufacturing and served as the main adviser of several graduate students who completed MS and PhD degrees in textile engineering. He has been an active member of Fiber Society, AATCC, ASTM and TQCA for nearly 30 years. Dr. Parachuru currently serves as an active member of several AATCC technical committees and also as chairman of the AATCC committee on statistics. His current research interests are in the area of medical and industrial textiles. 

Consultation Services - Dr. Parachuru offers technical consultation to manufacturers, distributors, wholesalers, and retailers. His services are broad-based and they cover the whole spectrum of traditional and non-traditional fiber products.  His services also cover raw materias, in-process materials, finished products and process technologies. Based on 35 years of teaching and research in textiles, ploymers, metals, cermaics and composite materials, he is uniquely positioned to define the contributions of raw materails, design parameters and manufacturing variables. 

Litigation Support - Dr. Parachuru has been qualified as a Fiber / Textile Expert in dozens of civil and criminal court cases. His experience covers federal, state, and county courts in multiple states within the United States.

Areas of Expertise:

Polymers Fibers Yarns Fabrics

Garments Carpets Nonwovens Textiles Technical Textiles

Dr. David W. Riley is an Extrusion Analysis & Plastics Rheological Consultant. Dr. Riley has spent over nineteen years as a consultant in the field of Plastic Processing. He has over forty years of experience in developing Polymer Defect Technology and fifteen years in developing the field of Plastic and Polymer coefficient of friction related to the feed section of the extruder.

Areas of Expertise:

• Expert Witness
• Analytical Instrumentation Adaptation to Processing Equipment
• Friction Analysis
• Melt Rheology
• Extrusion Equipment: Design & Analysis of Production
• Telecommunication Cables and Insulation
• Power Cables and Testing XLDPE
• All phases of PVC Compounding & Extrusion
• Thermal Stability of Polymers
• Surface Chemistry, Metals & Polymers

John A. Williams, PhD, PE, CFEI, MBA, ASA, AIChE Fellow. 

Dr. Williams delivers Technology Assessments and Financial Valuation Analysis for business disputes involving intellectual property, trade secrets, patent infringement, licensing, royalties, capital investment, manufacturing operations expenses, ad valorem taxes, and lost profit calculations. He is an Accredited Senior Appraiser by the American Society of Appraisers, 

Practical 40 years of engineering experience in renewable and conventional energy technologies and facilities encompassing oil & gas, refining, biofuels, biomass, solar, wind, geothermal, coal, chemicals, steel, and power generation. A NAFI Certified Fire and Explosions Investigator, Dr. Williams performs forensic investigations of fires, explosions, equipment failures, and industrial accidents. 

Dr. Williams is a licensed Professional Engineer in the States of Alabama, California, Florida, Illinois, Indiana, Kentucky, Louisiana, Massachusettes, Michigan, Missouri, North Carolina, Ohio, Oklahoma, South Dakota, Texas, Utah, Virginia, Washington, and Wisconsin.

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years. Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore.

Insurance Industry / Claims Professionals - Envista understands the need to save money and expedite the claim, to serve the insured and reduce uncertainty. They offer a menu of services that address insurers’ needs for timely, reliable information, as well as their need to satisfy the policyholders. Envista's insurance clients include Property Adjusters, Casualty and Liability Adjusters and Examiners, Boiler & Machinery Specialists, Inland and Ocean Marine Surveyors, Subrogation and Recovery Professionals, SIU (Special Investigation Units), Forensic Accountants, and Lloyd's & London Market.

Businesses - Envista understands that buildings, equipment, data and other assets are critical to the profitable operation of any business. They are proud to offer a variety of services that help businesses protect themselves when they need it most. Envista offers specialized expertise with all types of business, especially Manufacturers, Technology Companies, Food Processing, Hospitals, Medical / Dental Care, Laboratories, R&D (Research & Design), Schools and Universities, Law, Accounting, and other Professional Service Firms, Banking, Securities, Financial, Energy, Transportation, Retail, and Broadcast and Entertainment.

Universities & Public Entities - Risk Managers and Business Officers responsible for the operations of colleges, universities, local government and other entities have the challenging role of working to prevent financial exposure following disasters involving business-critical equipment, buildings/structures, data/networks, as well as safety. Envista engineers and technicians have over a quarter century’s worth of experience providing forensic consulting for college risk professionals, as well as the insurance carriers and legal professionals who serve them.

Consulting Services:

• Equipment Damage Assessments
• Forensic Engineering / Causation Analysis
• Building & Structure Damage Assessments
• Equipment Restoration & Preservation
• Evaluation of Repair and Replacement
• Project Management of Repair and Recovery Efforts Options
• Data Recovery
• Computer Forensics
• Forensic Video Services
• Cyber Incident Analysis

View Envista's Expert Witness Profile.