Founded in 1925 as the Rolscreen Company, Pella Corporation is headquartered in Pella, Iowa. The company manufactures windows, entry-door systems, storm doors and patio doors. Its brands include Pella, ThermaStar by Pella, Pella Impervia and Viking. It offers residential and commercial products crafted from wood that are marketed as Pella s Architect series, Designer series and ProLine. The company operates Pella Window & Door stores, which provide sales and professional support to consumers, and Pella Design centers, which are located exclusively at Lowe s. Pella manufactures wood windows and patio doors in Pella, Carroll, Shenandoah, Sioux Center and Story City, Iowa. Pella Impervia and ThermaStar by Pella products are manufactured in Murray, Ky. ThermaStar by Pella windows and patio doors are also manufactured in Gettysburg, Pa.; West Columbia, S.C.; Portland, Ore.; and Tucson, Ariz. Entry-door systems are produced in Fairfield, Ohio. Pella s storm doors are manufactured in Clear Lake, Iowa.