John Reagan, P.E.


Electrical Engineer

John graduated with an Electrical Engineering Degree from Southern Illinois University and is a registered professional engineer in several states.  He earned his degree while working full time in the engineering field and while raising a family.  John entered the engineering profession in 1981 through his employment at a top-ranked Engineering/Architectural Design and Construction firm. Since 1999, John has provided engineering consulting services in the areas of electrical system and equipment failure analysis, electrical injury and electrocution investigations, and has been involved in the determination of fire causation on many commercial, residential, equipment, and vehicular fire losses.

John is a Certified Fire Investigator (IAAI-CFI) and a Certified Fire and Explosion Investigator (NAFI-CFEI).  He is a member of the Institute of Electrical and Electronics Engineers (IEEE), the International Association of Arson Investigators (IAAI), the National Association of Fire Investigators (NAFI), and the National Fire Protection Association (NFPA).  John has been an instructor at IAAI Chapter and National Conventions on the subjects of electrical appliance and electrical system evaluations related to the fire scene, and also on the subject of the role of an engineer in fire investigations.


John Reagan
6 Quality Court
Wentzville, MO 63385

C:   314-623-3722
O:  636-332-6464
F:   636-332-6445