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William F. Cassidy, PE, CFEI

Principal Forensic Mechanical Engineer, Large Complex Loss


Fall River, MA Service Center
21 Father DeValles Blvd., Ste. 100
Fall River



Telephone 2





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  • Professional summary

    Mr. Cassidy is a Mechanical Engineer with over 43 years’ experience, 28 of which are in forensic engineering. His expertise is in determining cause, scope of damage, and cost to repair machinery and equipment damage to HVAC systems, plumbing and piping failures, utility size transformer failures, electrical systems, roller coasters, gas and wind turbine blades, and boiler damage. Mr. Cassidy has led investigations of furnace explosions, damage to equipment within large utility power plants, automobile accident analyses, fire damage to large manufacturing facilities, explosions at chemical processing plants, lifting and rigging failures, and shipping damage to aircraft and large mechanical components. In addition, he has experience in the design of gas turbine engines and accessory gearbox components, as well as industrial and utility-size boilers.

    Areas of Expertise:

    • Utility and Industrial Boilers
    • Industrial Facility Damage
    • Gas Turbines
    • Wind Turbines
    • Hydro Turbines
    • HVAC Systems
    • Vehicle Damage
    • Amusement Rides
  • Education

    Master of Business Administration, Western New England College, MA, 1998

    Bachelor of Science, Mechanical Engineering, University of Massachusetts, MA, 1978

  • Certifications

    Professional Engineer, Connecticut, License 13656

    Professional, Engineer, Massachusetts, License 39011

    Certified Fire and Explosion Investigator, National Association of Fire Investigators, 22723-13287

  • Disciplines
    • Engineering - Mechanical
    • Fire Investigations
    • Engineering - Mechanical Engineering
    • Engineering - Mechanical Equipment, HVAC
    • Engineering - Mechanical Equipment, Machinery
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