Sprinkler Systems Expert Witnesses

Jefferson City, Tennessee

Plumbing, HVAC - Plumbing, plumbing systems, plumbing codes, plumbing design, plumbing engineering, piping, hot water systems, scalding, Legionella, fuel gas systems, gas appliances, gas venting, carbon monoxide poisoning, HVAC, HVAC design, fire protection, sprinkler systems, construction defects, failure analysis

Roger W. Griffith, P.E., is a licensed, professional mechanical engineer (multi-State licensure) 0as a mechanical engineer. He is the founder and principal of Griffith Engineering & Consulting. His experience includes plumbing, HVAC, and sprinkler system design, forensic analysis, and expert witness consulting. Mr. Griffith provides Forensic Engineering Consulting and expert witness services, including deposition and trial testimony. In addition to plumbing, HVAC, and sprinkler systems, his areas of specialty include carbon monoxide exposure, hot water scalding, and fuel gas explosions. Mr. Griffith is a Board Certified Diplomate of Forensic Engineering by the National Academy of Forensic Engineers (NAFE). Prior to founding Griffith Engineering in 1997, Mr. Griffith worked at the Tennessee Valley Authority (TVA), an electric utility, as a nuclear piping analyst, valve and heat exchanger specialist, maintenance engineer, and later maintenance supervisor at a fossil plant, and qual...

Bellingham, Washington

Mechanical Engineering, Fire - Plumbing, Appliances, Automotive, Agricultural Equipment, HVAC, Fire Protection, Natural Gas, Propane, EDR / Event Data Recorder, Forklifts, Scissor Lifts, Hydraulic Systems, Product Liability, Explosions, Sprinkler Systems, Failure Analysis, Forensic Engineering, Evidence Preservation, Pacific Northwest, Guarding

James Laird, PE, is the founder of CAE Forensic (Clear Analysis Engineering, PLLC), a forensic mechanical engineering firm based in Bellingham, Washington. He has conducted over 2,000 forensic investigations across residential, commercial, industrial, and vehicle cases throughout the Pacific Northwest and nationally. Mr. Laird's practice focuses exclusively on mechanical engineering — failure analysis, fire and explosion investigation, and automotive forensics. He investigates failures in plumbing and appliances, HVAC and boiler systems, forklifts, scissor lifts, hydraulic machinery, agricultural equipment, and a broad range of consumer and industrial products. He is EDR-equipped for crash data retrieval and interpretation in automotive cases. All fire and explosion investigations follow NFPA 921 methodology. Mr. Laird holds three fire investigation certifications: IAAI-CFI (International Association of Arson Investigators), CFEI, and CVFI (National Association of Fire Investigato...