Custom Window Systems, Inc. (CWS), has been in business for over 30 years and prides itself in producing high quality, Americ ... an Made window and door products for both residential and commercial use. We specialize in impact-resistant windows and doors designed for the Florida and coastal markets. We have two locations with a combined manufacturing space of nearly 1 million sq. ft. Our headquarters are in Ocala, FL and our other location is in Hendersonville, TN where we produce MGM branded products. CWS produces both energy-efficient vinyl, and aluminum window and door products which are distributed throughout the Midwest and Southeastern parts of the country. Recognizing the demand for an energy efficient window, CWS was the first window manufacturer in Florida to obtain an Energy Star® rating from the National Fenestration Rating Council (NFRC.) Having a window that is energy efficient and engineered to meet high design pressures, has separated our product from the traditional windows being offered for the past 30 years. We manufacturer a full platform of both Impact-Resistant and non-Impact-Resistant vinyl and aluminum windows and doors for both replacement or new construction. We also have a complete line of porch enclosure products, garage screen sliders to beautify your porch or sunroom. read more