The Azek Group LLC

Manufacturer of residential and commercial building products — decking, cladding, and bathroom partitions across four business units (AZEK Building Products, Versatex, Scranton Products, Vycom). Relocated its corporate headquarters from Skokie to a 20,000-square-foot, third-floor office at 1330 W. Fulton Market in 2019, in a Sterling Bay–developed building, with a 2,200-square-foot training center (The Yard) at 316 N. Elizabeth.