John Hangartner

John Hangartner has over 20 years of experience in fire service inspection and technical roles. Currently serving as a Senior Fire Service Technician at Cintas since January 2015, John inspects, services, and repairs a range of fire safety systems, including water-based systems, fire alarms, portable fire extinguishers, and specialized marine systems. Prior to this role, John worked at Telgian Corporation from October 2002 to January 2015 as a Field Inspector III, where responsibilities included inspecting and testing wet and dry systems, fire pumps, and fire alarm systems, with travel across the nation for various national accounts.