Our Certifications Our team at Assured Appliance and Heating & Air in Genoa strives to offer the best heating and cooling service around. One of the ways we keep our expertise and continue to build knowledge about HVAC products is by earning industry certifications. Learn more about the certifications our experts have received below. Dave Lennox Premier Dealer™ Dave Lennox Premier Dealers™ are specially trained and independently evaluated regularly to offer a higher level of customer service. As a Dave Lennox Premier Dealer™, our team in Genoa has partnered with Lennox®, a top name in home comfort, to offer some of the most innovative and energy efficient heating and cooling products in the industry. To keep “Premier” status, Assured Appliance and Heating & Air takes part 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. Better Business Bureau Assured Appliance and Heating & Air is a member of the Better Business Bureau. That means we abide by ethical business behaviors and provide trustworthy information to our customers. We have a good rating and are proud to be part of this organization.