Our Certifications We’re committed to providing the Manassas Park community with the finest heating and cooling service in the area. To do so, we’ve gone through rigorous training to receive the industry certifications you see below. Discover more about our certifications here and give us a shout at 703-369-5528 to speak with one of representatives in person. North American Technician Excellence (NATE) NATE is North America’s largest and most prominent certification in our industry. NATE certified technicians have shown superior skill in the installation, service and maintenance procedures of heating and cooling systems and can receive further recognition in the following areas of specialty: 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™ To receive status as a Dave Lennox Premier Dealer™, Woody's Sudden Service Inc in Manassas Park was trained and is regularly independently evaluated to ensure we give an unmatched level of customer service. We’ve partnered with Lennox®, a leading company in home comfort, to offer some of the best heating and cooling products in the industry. We keep our Dave Lennox Premier Dealer™ status by participating in an independent Customer Review program. The program encourages customers provide honest feedback and share their opinions on our service quality, keeping us accountable for doing high quality work and customer service at all times. SunSource® Solar-Ready Dealer Designation Receiving SunSource Solar-Ready Dealer designation from Lennox means that we’ve finished training on solar-ready products, sales and tech. We’ve also become knowledgeable in Manassas Park utility requirements for solar installations and rebates, and we’re familiar with local grid interconnectivity abilities. Finally, we’ve begun or completed solar training and certifications so we can provide you with a quick and stress-free purchase and installation process.