Since those humble beginnings 56 years ago, Simonton's dedication to its employees, commitment to manufacturing only high-quality vinyl windows and patio doors, and desire to put a Simonton window into every home in the country have enabled the company to grow into one of the biggest and most respected vinyl window companies in the United States. Take a few moments to learn about Simonton's rich history, community activities and employees. You may even tour one of Simonton's window manufacturing facilities.