About Marvin Windows and Doors
Marvin Windows and Doors brings its Built Around You® philosophy to life with every customer and every solution.A premier manufacturer of made-to-order wood and clad wood windows and doors, Marvin offers the industry’s most extensive selection of shapes, styles, sizes and options to fit the diverse needs of builders and match the personalities of homeowners.Marvin’s tradition of delivering the finest craftsmanship in windows and doors began in Warroad, Minn., a small town just six miles from the Canadian border, where the privately-held, family-owned and operated company is still headquartered today.
About Integrity Windows and Doors
Integrity Windows and Doors is the world’s largest and most experienced manufacturer of windows and doors made with Ultrex — a state-of-the-art pultruded fiberglass material. We didn’t just join the fiberglass revolution — we pioneered it. Our heritage as part of the Marvin family of companies is built on more than a century of excellence and expertise. Based in Fargo, N.D., Integrity offers a comprehensive line of window and door products that are Built to Perform® and backed by first-class customer service.