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There’s no question that Fontana is a beautiful, scenic Wisconsin city, and making the most out of the outdoors is a top priority for residents throughout the region. As the first choice for Fontana sunroom additions, S.E. Wisconsin Sunrooms offers high-quality sunrooms and enclosures that bring the beauty of nature right into your home.

All Seasons Room

A four seasons room is the ideal way to bask in the natural light and scenery of Southern Wisconsin, and S.E. Wisconsin Sunrooms can design a custom home addition with the following innovative features:

  • Three, fully-customizable sunroom models
  • Extreme energy-efficiency to save you money
  • High-performance fiberglass window frames
  • Eco-friendly construction and sunroom installation
  • Low E glass systems to block harmful UV rays

Three Seasons Room

Adding a three seasons room to your home creates the perfect place for entertainment or relaxing on a warm evening. Whether your goal is to add more living space or improve natural light and ventilation, we offer the following custom sunrooms to suit your needs:

  • WeatherMaster Sunrooms with stunning architectural elements and your choice of vertical or horizontal window systems.
  • Screen Rooms that offer up to 75% ventilation for a cool, comfortable environment.

Patio Enclosures

Your home already has a patio, so why not turn it into a relaxing showpiece that you love spending time in? With S.E. Wisconsin Sunrooms, installing patio enclosures is easier than ever before, and we are proud to offer high-quality products that provide numerous benefits:

  • Superior weather resistance
  • Slide Clear Pleated Screen Systems
  • Customized WeatherMaster doors
  • Variety of knee wall and roof options

Why Choose S.E. Wisconsin Sunrooms

Over 40 years ago, S.E. Wisconsin Sunrooms began its mission of providing top-notch sunrooms to residents throughout the great state of Wisconsin. We specialize in custom sunrooms and patio enclosures that are designed to the exact specifications of our customers, and we work with leading brands for guaranteed quality, including LivingSpace, WeatherMaster, and Slide Clear. When choosing Fontana sunrooms for your home, there’s no better choice than S.E. Wisconsin Sunrooms to help you get the most out of your home addition project.

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Project Portfolio

Serving customers throughout Wisconsin. Check out our past projects.

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Why choose S.E. Wisconsin Sunrooms

At S.E. Wisconsin Sunrooms, we don’t just want to provide you with a sunroom that brings you years of happiness; we want to treat you to an experience unlike any you’ve ever had.


Having your home under construction for weeks can be extremely distracting to your daily routine, so we make a point to finish your project in a matter of days and ready for years of enjoyment.


We go above and beyond to ensure our clients are happy with their purchases, working with them every step of the way to craft their sunrooms down to the very last specified detail.


We’ll outfit your sunroom with EcoGreen frames and knee walls to maximize its insulation. We’ll also use Low-E glass that allows natural light to flow in while blocking harmful UV rays.

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