Equipment & Machinery Expert Witnesses

Equipment & machinery expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on equipment & machinery. The equipment & machinery expert witness listings on this page are typically from fields/areas of expertise such as: Accident Reconstruction, Engineering, Failure Analysis, Mechanical Engineering, Metallurgy, OSHA, Premises Liability, Safety, and Slip Trip & Fall.

View Full Profile

John H Hamilton, MSME PE

Mechanical/safety engineering expert

MOUNTAINBURG, Arkansas
Engineering, Mechanical Engineering - OSHA, equipment & machinery, occupational safety, machine guarding, plastics processing equipment, lockout-tagout (LOTO), Injection molding machines, blow molding machines, industrial accidents, thermoformers, product warning, product defect, machine design, pumping-piping systems, patents, patents
Mr. Hamilton is a highly experienced licensed mechanical engineer. He has 25+ years of teaching experience. He is an experienced expert witness who has testified at over 70 depositions and over 15 trials Mr. Hamilton, is a full-time faculty member of the University of Arkansas. In this faculty position he is responsible for teaching undergraduate mechanical engineering courses. Previously Mr. Hamilton worked as a full-time consulting engineer assisting professionals in both industry and the legal community by serving as a consultant and as an expert witness. As an expert, Mr. Hamilton has evaluated hundreds of consumer, industrial and agricultural incidents related to safety, machine guarding and mechanical engineering. He has worked in industry as a manufacturing and plant engineer and has been responsible for the safety of an industrial plant with over 300 employees, where he designed guards and worked extensively with plastic injection molding machines amongst many other indu...
View Full Profile

John A Thomazin, PE, DFE, CXLT, ACTAR

Engineering Clarity for Unusual Cases

Áreté Forensics, PLLC

Oviedo, Florida
Mechanical Engineering, Accident Reconstruction - Premises Liability, Safety, Slip Trip & Fall, Products Liability, HVAC, Equipment & Machinery, Bicycles, Plumbing, OSHA, Manufacturing, Property Damage, Agriculture Engineering, Construction Defects, Building Inspection, Elevators & Escalators, Swing Stage, Telehandler, Boom Lift, Cause & Origin, Horizontal Grinders
I am a licensed Professional Engineer (P.E.), ACTAR-accredited accident reconstructionist, and board-certified Diplomate Forensic Engineer (DFE) with over 30 years of experience in mechanical, civil, and structural analysis. I specialize in difficult and unusual cases where traditional engineering expertise may fall short. My work provides attorneys, insurers, and adjusters with clear, objective, and defensible opinions. Mathematics serves as the universal language of engineering, enabling me to work seamlessly across civil, mechanical, and electrical domains. This versatility is uncommon among forensic engineers, who typically specialize in a narrow field. I apply mathematical principles to accident reconstruction, construction defect evaluations, machinery and product failures, premises liability, storm damage, and forensic assessments of mechanical and structural systems. Attorneys retain me for challenging cases involving complex systems or unique fact patterns because I can co...
View Full Profile

Adam M. Olshove, PE, MSE

Consumer Products & Battery Expert

J.M. Miller Engineering, Inc.

Ann Arbor, Michigan
Slip Trip & Fall, Failure Analysis - Building Codes, Consumer Products, Equipment & Machinery, Fitness Equipment, Lithium Ion Battery Fires, Machine Guarding, Mechanical Engineering, Products Liability, Safety Engineering, Slip Trip & Fall, Battery, Inhalation Devices, Industrial Accidents, Failure Analysis, Product Tip-overs
Adam Olshove, PE, MSE is a registered mechanical professional engineer with 15 years of experience providing consulting services to industry and the legal profession. He holds Bachelor’s and Master’s Degrees in Mechanical Engineering, both from the University of Michigan. He focused his studies on the modeling and control of dynamic systems, with a particular emphasis on battery modeling. His projects at Miller Engineering have focused on a wide range of consumer product design issues and industrial accidents. He has performed dozens of on-site investigations nationwide in relation to these projects, including failure analysis and testing. He has particular expertise in the areas of slip/trip/falls, battery failures and warnings, residential and commercial code compliance, product tip-overs, furniture failures, machine design, and electro-mechanical testing. Adam has also designed and evaluated warning labels for corporate clients, as well as developed instruction manuals for nove...
View Full Profile

Christopher E. Janson, MS, CSP, CHMM

Haines, Janson & Associates LLC

St. Louis, Missouri
Safety, Premises Liability - Slip Trip & Fall, Retail Safety, Equipment & Machinery, Human Factors, Slip Resistance, Accident Investigation/Reconstruction, OSHA, Guarding, Failure Analysis, Construction, Industrial & Premises Accidents
Haines, Janson & Associates provides safety and risk management consulting services. Christopher E. Janson, Board Certified Safety Professional (CSP); Certified Hazardous Materials Manager (CHMM); Certified User of the English XL slip resistance measuring device (CXLT). Mr. Janson has held safety management positions with several Fortune 500 companies. He has also worked with a variety of firms as a consultant for the insurance industry. Mr. Janson is a professional member of the American Society of Safety Engineers.
View Full Profile

Joe DeFranco, CSP

Board Certified Safety Professional

Safety Consulting Specialists, Inc.

Raleigh, North Carolina
Safety, OSHA - Construction, Personal Injury, Equipment & Machinery, Forklifts, Slip Trip & Fall, Lockout/Tagout, Scaffold, Aerial Lift, Crane, Rigging & Signaling, MSHA, Accident Investigation, Construction Safety, Ladders, Machine Guarding, Dropped Objects, Struck-by, Crush Hazards
25+ years of experience in construction, industrial, and crane safety consulting. Retained in over 70 cases for both OSHA 1926 Construction and OSHA 1910 General Industry. Board Certified Safety Professional since 2001. OSHA 500 course in Construction Safety-Outreach Trainer NCCCO Certified Crane Operator NCCCO Certified Crane Inspector MSHA Certified Instructor Supervisor Training in Accident Reduction Techniques (S.T.A.R.T.) Certified Independent STAR Assessor American Society of Safety Professionals (ASSP) Member Experienced in: -Occupational safety and health policies & standards -Personal injury, catastrophic injury, and fatality cases -Multi-employer worksites -Crane accidents -Crane safety -Mobile and overhead cranes -Rigging & Signalperson -Trenching and excavation -Confined space -MSHA Part 48 & 46 -Contractor safety -Chemical safety including lead, silica, hexavalent chromium, and ammonia safety -Noise -Fall protection -Scaffolding -Forklift, Aerial lift -Accident inve...
View Full Profile

Jahan Rasty, PhD, PE, MBA

Real-World Forensic Engineering, LLC

Lubbock, Texas
Engineering, Metallurgy - Failure Analysis, Accident Reconstruction, Slip trip & fall, Trip & Fall, Products Liability, Human Factors, Intellectual Property, Forensic Science, Fire, Equipment & Machinery, Electricity, Biomechanics, Premises Liability
Jahan Rasty, PhD, PE, MBA is a tenured full professor of Mechanical Engineering at Texas Tech University (since 1988) where he also serves as the Director of newly established post-graduate Forensic Engineering Certificate Program, as well as the director of Materials Performance Characterization and Failure Analysis Laboratory. Dr. Rasty is also the founding president of Real-World Forensic Engineering, LLC, which is a boutique-style engineering consulting firm. He is an experienced engineering expert and has successfully testified in more than 250 cases and has conducted over 1,000 engineering investigations in the areas of consumer products and industrial machinery failures involving design, manufacturing and marketing defect issues. Professor Rasty is a licensed professional engineer in the state of Texas, and holds various forensic certifications in the fields of fire and explosion investigation (CFEI, CFII), as well as vehicle Crash Data Retrieval (CDR). He received his BS,...