D&B Building Solutions provides world-class heating, ventilating, air conditioning, and power generation equipment from leading manufacturers, including Daikin, Fulton, Lennox, Tecogen, GPS, and Alliance Air Products. D&B supports engineers, contractors, and building owners serving the commercial, institutional, residential and industrial markets.

For over 50 years, D&B’s experienced team of engineers and support staff have committed to ensuring the success of all types of mechanical construction projects by providing design assistance, equipment selections, installation, and maintenance support to optimized HVAC and Cogen solutions. We specialize in handling complex situations, including retrofit applications, acoustically tuned HVAC installations, indoor air quality issues, zone control, and seamless integration with building automation systems.