Established in 1995. Window World Inc. is one of the leading window replacement and home improvement companies in the united states. Based in broken arrow. Okla. . It offers installation and replacement services for a variety of windows and doors. Vinyl siding. Vinyl exterior shutters and more. Some of its energy star certified windows include styles. Such AS double hung. BAY and BOW. Casement. Awning. Sliding and garden windows. Window World Inc. Also provides patio doors. Entry doors. French doors and garage door systems in several interior and exterior finishes. It is a better business bureau (BBB) accredited business.