Mr. Heinen joined Donan in 2018 and currently serves as a Lead Fire Investigator based in Charlotte, North Carolina. He began his fire career in 2001 and has previous experience serving as a Fire Investigator, Assistant Fire Marshal, and a Firefighter. His areas of expertise are commercial fires, construction equipment fires, electrical fire causation, fatal fires, industrial fires, large loss fires, machinery safety and guarding, residential fires, and vehicle fires, among others.
John is a Certified Fire Investigator, Certified Vehicle Fire Investigator, and a Certified Fire and Explosion Investigator. He holds a Master of Science in Occupational Safety and Health and a Bachelor of Science in Fire Science from Columbia Southern University, as well as an Associate of Arts and Sciences in Fire Science and Arson Detection from Northern Virginia Community College.