Our Certifications Our team at Schagrin Gas Company in Middletown works hard to provide the finest heating and cooling service around. One way we sustain our expertise and continue to build knowledge about HVAC products is by earning industry certifications. Find out more about the certifications our experts have received below. Dave Lennox Premier Dealer™ Dave Lennox Premier Dealers™ are specially trained and independently evaluated continuously to offer a higher level of customer service. As a Dave Lennox Premier Dealer™, our team in Middletown 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, Schagrin Gas Company 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 Schagrin Gas Company is a member of the Better Business Bureau. That means we comply with ethical business behaviors and provide trustworthy information to our customers. We have a strong rating and are proud to be part of this organization.