For over 50 years, Atrium has dedicated itself to building a solid company, with a national presence and an uncontested reputation for quality, selection and service. Today, we are the largest, most widely recognized manufacturer and distributor of residential vinyl and aluminum windows and patio doors. Our divisional structure allows us to operate 44 manufacturing and distribution centers that are located in 22 states and Mexico. Our product lines are offered in a broad range of designs and price points so that we have the product to meet the specific needs and preferences of our customers, which include the industry’s leading builders, retailers, homecenters, lumberyards, contractors designers and architects.