Our Certifications at Olde Towne Heating & Air Our team at Olde Towne Heating & Air in Mount Pleasant works hard to provide the most comprehensive heating and cooling service around. One way we maintain our expertise and continue to learn about HVAC products is by earning industry certifications. Find out 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 outstanding 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 continuously to offer a higher level of customer service. As a Dave Lennox Premier Dealer™, our team in Mount Pleasant 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, Olde Towne Heating & Air 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. Better Business Bureau Olde Towne Heating & Air is a member of the Better Business Bureau. That means we operate 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.