The Marvin Cos.*


Headquarters: Warroad, MN

Product Lines:  Wood and fiberglass windows and doors

Employees: 4,500

Web Sites:,,

2012 Top 100 Sales Range Category: $500 Million to $1 Billion

General Information: President Barack Obama recognized Marvin this year as a good corporate citizen, praising the window and door manufacturer for maintaining a no-layoff policy throughout the economic downturn. The producer of Marvin Windows & Doors, Integrity Windows & Doors and Infinity Replacement Windows operates a 2 million-square-foot window manufacturing facility in Warroad, Minn., where it is based. Other wood window and door manufacturing operations include a 188,000-square-foot cut stock plant in Baker City, Ore.; a door plant in Ripley, Tenn., covering 570,000 square feet; and a 256,000-square-foot window plant in Grafton, N.D. The Integrity unit, which produces wood/fiberglass and all-fiberglass products, has a 404,000-square-foot facility in Fargo, N.D.; a 207,000-square-foot facility in Roanoke, Va.; and a 205,000-square-foot -facility in W. Fargo, N.D. The company’s Infinity fiberglass replacement window business operates a 200,000-square-foot manufacturing facility in West Fargo, N.D. In 2010, Marvin expanded beyond windows and doors with the addition of the Apex fiberglass siding line. It also exited the wood entry door business, which it entered several years earlier with the purchase a door manufacturing operation in Honduras.


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*Sales information not confirmed by company