Marvin Windows and Doors is a manufacturer of made-to-order wood and clad wood windows and doors. It offers bay, casement, double-hung, glider, round-top and tilt-turn varieties of windows. The company also provides sliding, swinging and French doors. Additionally, it provides various replacement parts and repair and replacement services. Headquartered in Warroad, Minn., the company distributes its products through more than 4,500 retail dealers. Marvin Windows and Doors is family-owned and operated and also exports doors and windows to Canada, Asia, Latin America, Europe and the Middle East. Founded in 1912 by George G. Marvin, the company is a part of The Marvin Companies.