John H. Diggle, III, P.E., NAFI-CFEI

MEP Practice Leader

Forensic Services

Chicago/Willowbrook

BACKGROUND:

Mr. John Diggle holds a B.S. degree in Electrical Engineering and is a registered professional engineer in Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Missouri, Mississippi, North Dakota, Ohio, Oklahoma, South Dakota, Tennessee, and Wisconsin. He is also a Certified Fire and Explosion Investigator.

In his career, Mr. Diggle has provided electrical design services for a range of commercial, municipal, and residential projects from the renovation of a 13-story residential building to the installation of a public high school athletic field complex to the renovation of a retirement-home facility.

He has taught the electrical section of the Fire and Arson Investigation course for the University of Illinois Fire Service Institute.

During his professional career, he has participated in more than 1,500 forensic investigations. He has extensive experience in the inspection of electrical systems and appliances for the purpose of analyzing and evaluating potential electrical failure scenarios. He has provided technical assistance as well as expert opinions and testimony on matters involving residential, commercial, and industrial building fires, as well as vehicle fires, lightning damage, electrocutions, and arc flashes. He is proficient in electrical equipment grounding and consumer products failure analysis.

EDUCATION & CERTIFICATIONS:

• Electrical Engineering, B.S.: Cedarville University (2000)

• Professional Engineer: Arkansas, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Missouri, Mississippi, North Dakota, Ohio, Oklahoma, South Dakota, Tennessee, and Wisconsin

• Certified Fire and Explosion Investigator: National Association of Fire Investigators

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