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Ren Pelszynski Jr.


Type of Investigator

Origin & Cause Investigator




  • Retired Philadelphia Fire Marshal
  • 25 Years of experience in investigating Origin & Cause
  • 13 Years with Philadelphia FM Special Investigations Unit / Bureau of Alcohol, Tobacco, Firearms & Explosives Arson Task Force
  • 37 Years of experience in the Fire Service 

Certifications & Qualifications

  • Certified Fire Investigator (IAAI)
  • Certified Fire Explosion Investigator (NAFI)
  • Certified Hazardous Materials Technician, Level III
  • Testified and qualified as an expert witness in civil and criminal court

Professional Organizations

  • International Association of Arson Investigators (IAAI)
  • PA & DE Association of Arson Investigators
  • International Association of Bomb Technicians & Investigators
  • International Association of Special Investigations Units
  • National Association of Fire Investigators (NAFI)
  • PA Auto Crime Investigators Association
  • Philadelphia Fire Officers Union