Hager Environmental & Atmospheric Technologies, LLC (HEAT), is a Woman-Owned business founded in 2009 with headquarters in Knoxville, Tennessee. One of HEAT's founders, Dr. J. Stewart Hager, developed an advanced and unique technology aimed at revolutionizing the vehicle emission testing industry. This cutting-edge, NASA-based technology, Emissions Detection and Reporting (EDAR), is an eye-safe, laser-based system capable of remotely detecting and measuring the infrared absorption of environmentally critical gases coming out of a moving vehicle. EDAR has successfully deployed in the US as well as internationally.