Respiratory Protection Expert Witnesses

Respiratory protection 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 respiratory protection. The respiratory protection expert witness listings on this page are typically from fields/areas of expertise such as: Engineering, Industrial Design, Industrial Hygiene, OSHA, Products Liability, Safety, and Warnings & Labels.

Eric P. Rose, NPDP, MBA Pinnacle Product Innovation, Inc.

Tarzana, California
Engineering, Industrial Design - ISO 9001, Product Development, Product Design, Design For Manufacturing, FMEA, Plastic Product Design, Personal Protective Equipment (PPE), N95 Mask, Earplug, Hearing Protection, Respiratory Protection, Dental Device, Medical Device, Toy, Consumer Product, Durable Medical Equipment (DME), Furniture.
◼ BACKGROUND: 35+ years' experience in product design, product development, manufacturing. Product innovation part-time academic since 2009. Certified New Product Development Professional (NPDP) since 2008 by the Product Development and Management Association. Member of: Society of Plastics Engineers, American Society for Quality. Expert witness services to Product Liability, Intellectual Property (IP), and Commercial Dispute litigators. ◼ PLAINTIFF COUNSEL RETAINED: Expert witness in 3M Combat Arms earplug case, retained by two plaintiff law firms. More at, Daubert ruling at, (Page 98). Two depositions. Expert Witness in furniture injury case, settled after my deposition. N95 mask commercial dispute case, report submitted 5/2024. ◼ DEFENSE COUNSEL RETAINED: Furniture injury case. Review of the state of competitive product safety, mechanisms, warnings. Defense counsel represented major insurance company. ◼ P...

Bart J Leist, CSP Triad Safety

Louisville, Kentucky
Safety, OSHA - Accident Investigation, Safety Programs, Lockout, tagout, Machine Guarding, Fall Protection, Fall Prevention, Respiratory Protection, Personal Protective Equipment, Powered Industrial Trucks, Forklifts, Aerial Lifts, Scissor Lifts, General Industry, Construction, and Manufacturing.
SEAK Certificate of Completion for Running an Expert Witness Practice. Certified Safety Professional. 35 years in safety & health management. 24 years in safety consulting. Authorized OSHA Construction Outreach Trainer. United States Marine Corps Reserve, Retired, Rank of Major. Marine Corps Infantry Officer. Safety Director at Colgate-Palmolive. Safety Specialist at Phillip Morris. Year 2000, started Compass Safety. Providing safety consulting services to General Industry and Construction companies. Duties included evaluating, improving, and implementing safety & health programs. Experienced in conducting OSHA compliance audits, hazard assessments, accident investigations, safety inspections, employee safety training, lockout / tagout procedures, and Safety Director duties and responsibilities.

Mark Franklin Cove Acre Corp

Somerset, Massachusetts
Safety, OSHA - Construction Safety, General Industry Safety, Hazardous Waste Operations and Emergency Response, Confined Space Entry, Fall Protection, Slips, Trips, and Falls, Hazard Communication (Chemical), Fork Lift, Respiratory Protection, Machine Guarding, Aerial Lift Safety, Roofing Safety
Highly experienced workplace safety professional and trainer. Over 6,000 hours of teaching experience - covering more than 40 topics related to job safety. Investigated over 150 incidents including serious injuries, chemical spills, and equipment and facility damage. Twenty-five years of experience as an Environmental, Health, and Safety Manager in manufacturing, chemical, and construction industries. OSHA Training Institute (OTI) authorized trainer since 2005. Training topics include OSHA safety topics, chemical emergency response, shipping hazardous materials, powered industrial trucks, and aerial lifts. Experienced in industrial and construction incident investigation conducting initial investigation and root cause analyses for over 150 incidents including worker injuries, chemical spills, and equipment and facility damage.

Nancy McClellan M Occupational Health Management, M.P.H., CIH, CHMM Occupational Health Management, PLLC

Utica, Michigan
Industrial Hygiene, OSHA - Chemical & Biological Hazard Assessment, Pharmaceutical Containment, Covid Pandemic Risk Assessment, Bioaerosols, Air Disinfection Technologies, Ergonomic Musculoskeletal Disorders, Noise, Respiratory Protection, Indoor Air Quality, Dermal & Inhalation Exposure Modeling, Statistical Analysis
Award winning, industrial hygiene and safety expert with over 25 years of broad international experience practicing, teaching and authoring to anticipate, recognize, evaluate, control and prevent workplace health and safety hazards in high hazard industries. As an expert witness for both plaintiff and defense (50/50) I have provided consultation for both airborne and dermal exposure cases for chemical and biological agents. I have evaluated and modeled exposures, reconstructed exposure events, quantified dose following standardized practices for exposure assessment, and applied best practice statistical methods and science in forming my opinions. I spend a great deal of time describing, in understandable, lay terms, chemical, biological and physical hazard exposures and their health impacts at public speaking opportunities. I have interviewed on ABC Good Morning America program and ABC News regarding the Covid Pandemic and indoor air quality solutions. Authored multiple article...

Gregory G. Zigulis, BSCE, MBA, CIH, CSP Sixth Sense Safety Solutions

Rogers City, Michigan
Safety, OSHA - Multiple industry safety experience, OSHA, safety & health, serious injury and fatal injury prevention, occupational fatalities, falls, machine guarding, ladder, multi-employer worksite, construction, training, silica, industrial hygiene, respiratory protection, safety management systems, auditing
38 years of occupational safety, health (including industrial hygiene), and environmental management experience within several industries. This includes roles as an Air Force Bioenvironmental Engineering officer (final rank of Captain, with industrial hygiene and environmental responsibilities), regional Occupational Health and Safety (OHS) management for a hazardous waste cleanup company, OHS management for a Prime Contractor to the Department of Energy (Oak Ridge, TN), construction safety and construction fatality research for the University of Tennessee under contract to the Department of Labor/Occupational Safety and Health Administration (OSHA), OHS management for a consumable dental supplies and metals related manufacturing/machining company, OHS management for an international gas engine manufacturer within a global automotive manufacturer, regional environmental, health and safety (EHS) management and global safety team member for a Tier 1 auto parts manufacturer, regulatory...

Ralph V Collipi Jr, CIH CHMM CPEA Oracle Safety Consulting LLC

Londonderry, New Hampshire
Industrial Hygiene, Safety - Occupational health, emergency planning and response, job hazard assessment, personal protective equipment, fall protection, respiratory protection, chemical safety, air sampling, workplace surveys, disaster recovery, pandemic planning, hazard communication, confined space
OSHA safety and Industrial hygiene expert witness for more than twelve years. Director of Environment, Health, and Safety for Western Electric Company and AT&T with over 300,000 employees worldwide. Extensive experience in compliance management, training, and assessment in manufacturing, utility, and retail services. Co-ordinated joint hazmat training exercises with the Department of Homeland Security, EPA, and state and local emergency organizations. Mr. Collipi has more than 40 years of experience in industrial hygiene field, specializing in occupational health & safety, hazardous materials management, indoor air quality, chemical hygiene and hazardous waste management. He served as the designated company witness for AT&T in asbestos litigation since 2009 and designated by the company as a witness in investigations by regulatory agencies in a variety of matters related to environment, health and safety compliance. He is experienced serving as an expert witness, developing proc...

Deborah E Dickerson, PhD CIH CSP Dickerson Consulting LLC

Blacksburg, Virginia
Products Liability, Warnings & Labels - Injury, Illness, Product Liability, Premises Liability, Industrial Accidents, Warnings and Labels, OSHA, Worker's Compensation, Human Factors, Safe Equipment Design, Respiratory Protection, Respiratory Illness, Chemical Exposures, Dust, Asbestos, Silica, Lead, Temperature Extremes, Laboratory Safety
Expertise in: product design and safety; design of product warnings and labels; chemical exposure risks, analysis, and health outcomes; industrial system design, safety, and training. I am an associate professor of safety engineering and human factors engineering and the Director of the Product and System Safety Laboratory in the Grado Department of Industrial and Systems Engineering at Virginia Tech in Blacksburg, VA. I hold MS and PhD degrees in safety engineering and the certified safety professional (CSP), certified industrial hygienist (CIH), and certified hazardous materials manager (CHMM) credentials. I have over 30 years of experience in the fields of industrial hygiene and safety engineering: conducting investigations and designing safe work systems. I led a compliance organization responsible for conducting investigations and ensuring compliance with safety and health standards (OSHA and EPA). I have 21 years of university teaching experience and have taugh...