Window World of Greenville, SC is a family run licensee, owned by Gary & Teresa Williams. Headquartered in Greenville, areas we serve in South Carolina are Anderson, Cherokee, Greenville, Pickens, Laurens, Greenwood, Abbeville, Newberry & Spartanburg counties. Our objective is to provide you with the best, most energy efficient and lifetime warrantied vinyl replacement windows and doors, at the lowest possible price. No gimmicks. No hassles.