The Marvin Cos.*


Headquarters: Warroad, MN

Product Lines:  Wood and fiberglass windows and doors

Employees: 4,000

Web Sites:,,

2013 Top 100 Sales Range Category: $500 Million to $1 Billion

General Information: More than 100 years old, Marvin has more than a dozen third- and fourth-generation Marvin family members who are actively involved in the management of the company, which produces Marvin Windows & Doors, Integrity Windows & Doors and Infinity Replacement Windows. President Barack Obama has recognized Marvin several times as a “good corporate citizen,” praising the window manufacturer for maintaining a no-layoff policy throughout the economic downturn. Marvin 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 brand, 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 West Fargo, N.D. The company’s Infinity fiberglass replacement window business operates a 200,000-square-foot manufacturing facility in West Fargo, N.D. Marvin’s latest innovation is the Apex line of fiberglass siding. Other notable innovations in its history include the modern round top window, its popular Ultimate Casement line of windows, and its role in the creation and development of the fiberglass window category.


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