Welcome to Windows Preferred we consider ourselves one of the the premier window contractors in Wisconsin. We are committed to providing superior products and superior service. Our longevity in the window business is a testimony to our commitment to excellence. No matter how large or small your residential window installation project is, our team of window installers will work efficiently and quickly to ensure that your home is not disrupted. Our experts will take the time to answer questions and provide all necessary information prior to starting the job continuing to the completion of your project. Windows Preferred will make sure you are satisfied from start to finish with any type window project you choose.