The AZEK Company Inc. engages in manufacturing and selling of building products for residential, commercial, and industrial markets in the United States. It operates through two segments: Residential and Commercial. The Residential segment designs and manufactures engineered outdoor living products, such as decking, railing, trim and molding, siding and cladding, pergolas and cabanas, and accessories under the TimberTech, AZEK Exteriors, VERSATEX, ULTRALOX, StruXure, and INTEX brands. The Commercial segment manufactures engineered polymer materials used in various industries, including outdoor, graphic displays and signage, educational, and recreational markets, as well as the industrial and chemical industries. This segment also offers bathroom partitions, shower and dressing stalls, lockers, storage solutions, extruded plastic sheet, and non-fabricated products under the Aria, Eclipse, Hiny Hiders, TuffTec, and Duralife brands. The company was formerly known as Delaware corporation and changed its name to The AZEK Company Inc. in June 2020. The AZEK Company Inc. was incorporated in 2013 and is headquartered in Chicago, Illinois.