Window World of Fairmont is a locally owned home improvement company serving Fairmont, West Virginia, and surrounding counties. Part of a nationally recognized brand, it opened in 2005 with a commitment to provide quality products, professional installation, and guaranteed low prices. The company helps homeowners improve curb appeal, energy efficiency, and comfort with a broad range of exterior products.

Its offerings include replacement windows in styles such as double-hung, sliding, picture, casement, bay, and bow; siding; entry and patio doors; storm doors; and shutters. Window World of Fairmont also provides in-home or virtual consultations, free quotes, and an online visualizer that lets customers preview product options on a photo of their home. Financing is available to eligible customers through the Window World Credit Card Program, subject to approved credit. The company highlights its comprehensive warranties, U.S.-sourced materials, and professional local installers. Serving communities across several West Virginia counties, it presents itself as a local provider backed by a nationally known exterior remodeling brand, with a focus on customer service and community support.