Our Certifications Our team at Nisair Air Conditioning in Stuart aims to provide the best heating and cooling service around. One way we sustain our expertise and continue to learn about HVAC products is by earning industry certifications. Learn more about the certifications our professionals have received below. North American Technician Excellence (NATE) NATE is North America’s largest non-profit heating, ventilation, air conditioning and refrigeration certification organization. NATE certified technicians provide excellent installation and maintenance on your heating and cooling systems. These technicians have verified their knowledge in the HVAC specialty areas including: Air conditioning Air distribution Heat pumps Gas heating Oil heating Hydronics gas Hydronics oil Ground source heat pump loop installer Senior HVAC Efficiency Analyst Dave Lennox Premier Dealer™ Dave Lennox Premier Dealers™ are specially trained and independently evaluated on an ongoing basis to offer a higher level of customer service. As a Dave Lennox Premier Dealer™, our team in Stuart has partnered with Lennox®, a top name in home comfort, to carry some of the most innovative and energy efficient heating and cooling products in the industry. To keep “Premier” status, Nisair Air Conditioning is involved in an independent Customer Review program that encourages our clients to honestly rate our performance so we can make sure our staff continuously is meeting or exceeding the highest standards for quality service. SunSource® Solar-Ready Dealer Designation As a Lennox SunSource Solar-Ready Dealer, Nisair Air Conditioning has achieved Stuart certification requirements for residential solar installations. We’ve gone through training, and we’re knowledgeable not only about the solar-ready Lennox® products we offer in Stuart, but also local utility requirements, rebates and incentives. We can help make your SunSource Home Energy System installation process quick and easy.