We are dedicated to providing prompt service with exceptional craftsmanship. As a full-service mechanical contractor, we serve the greater New York City metro area, specializing in engineering and project management for the installation of sophisticated commercial heating, ventilation, and air conditioning (HVAC) systems. Our services encompass system design, new construction, retrofitting of existing equipment, and preventative maintenance. Denair is committed to exceeding client expectations by delivering value, functionality, and strict adherence to budget. Denair HVAC has been recognized in the Inc. 5000 list as one of the fastest-growing private companies in the United States. Whether it’s a project worth $10,000 or one costing $5,000,000, we possess the workforce, resources, expertise, and connections to efficiently complete the job while maintaining the highest quality standards for general contractors, construction managers, and property owners/managers. Our HVAC services include system design, value engineering, sketching, shop drawings, rigging and crane lifting solutions, ductwork (rectangular, spiral, kitchen), testing and balancing (air/water flow), mechanical piping, and building management system (BMS) automation and controls. In terms of service and maintenance, Denair's service department boasts certified and trained technicians available for same-day repairs within four hours. We handle systems ranging from 1/2 ton to 100 tons, including water and air, split, packaged, variable refrigerant flow (VRF), and automation systems—whatever the need, we have a specialist ready to assist. We focus on enhancing indoor air quality through filtration and germicidal UVC air purification, and we also provide emergency repairs and preventative maintenance with full coverage agreements. Our clients include those in retail, office spaces, theaters, medical facilities, banking, multi-family housing, and industrial sites. We are fully insured and compliant with all NYC regulations and standards.