National Association of Fire Investigators

The National Association of Fire Investigators is a non profit association of Fire Investigation professionals dedicated to the education of fire investigators worldwide. NAFI has led the charge to bring fire investigation science into the 21st century. Our wide variety of NFPA 921 based training programs are unmatched in the industry.

Upcoming Training Events

June 8 - 11, 2026 in Salt Lake City, UT 2026 Fire Investigation Training Program - SLC

Sold Out Elevate your fire investigation skills with our 2026 4-Day Fire Investigation Training Program! Designed for both aspiring and experienced investigators, this comprehensive course delves into the essentials of NFPA 921 and key fire investigation concepts. Whether you’re just...

June 12, 2026 in Salt Lake City, UT 2026 CFII 1-Day Course & Exam - SLC

Registration is now closed Certified Fire Investigation Instructor (CFII) 1-day Course $250.00 This course centers on instructor methodology as it relates to the field of fire investigation. The certification examination will be held at the end of this one-day training...

September 14 - 17, 2026 in Pasadena, TX 2026 EV Fire Investigation Training Program

Registration is now SOLD OUT please use this waitlist registration form to be added to the waitlist. As electric vehicles become more prevalent, the complexity of fire investigations continues to evolve. Stay ahead of the curve with our specialized Electric Vehicle Fire Investigation...

Membership

If you are a professional involved in fire and explosion investigation, prevention, litigation or research, then NAFI is the association for you.

Certification Programs

NAFI is the leader in Fire Investigation Certification. More fire investigators choose NAFI's CFEI, CFII & CVFI than any other certification.

IAFI Membership

Practice fire investigation across borders? Add a Membership in the International Association of Fire Investigators to your NAFI Membership.

Recent Blogs & Announcements

Thermal Activation of Molded Case Circuit Breakers by External Heat Exposure

Yannick Alexis [email protected] Daniel Gottuk [email protected] Jensen-Hughes Baltimore, MD USA Christopher B. Wood [email protected] FireLink, LLC Tewksbury,...

Selecting a Fire Model and Applying Experimental Data to Model a Fire Incident

Christopher B. Wood Managing Member FIRELINK, LLC Tewksbury, MA USA ABSTRACT This analysis begins with an application of the Society of Fire Protection Engineer’s (SFPE’s) Guide to...

Are Liquid Propane Leaks Really 270 Times Larger Than Gas? Case Study Regarding The Physics Of Liquid And Gas Propane Leaks

Scott Davis, PhD., P.E., CFEI Tom DeBold, P.E., CFEI and John Pagliaro, Ph.D. Gexcon US, USA Presented at the International Symposium on Fire Investigation Science and Technology, 2018...

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Electric Vehicle Fire Investigation Training Program

Here Today... Here Tomorrow, Since 1961