Deck Construction in Southeastern Wisconsin

Millennium Windows and Sunrooms LLC offers expert deck construction throughout Wisconsin. Call today for an onsite consultation, 262-364-7655.

Patio Covers in Wisconsin

Make the most use of your outdoor living space with a Patio Cover. Call Today to hear about our many solutions, 262-364-7655.

Pergolas in Southwestern Wisconsin

Add the charm of a Pergola Arbor to your outdoor living space for the perfect sitting area or accent for your garden!

At Millennium Windows and Sunrooms, we offer deck construction, patio covers, and pergola services. Our experienced team can transform your property into a functional living space where you can entertain or relax. Here’s what we can do for you:

Deck Construction


At Millennium Windows and Sunrooms, our experienced deck construction experts will deliver the results you’re looking for in your new deck. A well-planned deck design can transform your yard into an area for relaxation and entertaining. The offer endless design options and a wide variety of quality material. We can give you the beauty and warmth of wood in pressure-treated pine, premium inland red cedar or the wood species of your choice.If maintenance free decking is important to you, many of our customers are choosing from our full line of composite or vinyl decking. Our most popular choices are Azek, 100% PVC with a life-time warranty and Timbertech, PVC capped composite with a 30 year warranty. Both Products offer a 30 year fade warranty!

When we work to complete your deck, we’ll make sure to keep all of these factors in mind:


Site Survey

We’ll conduct a full site survey of your home’s exterior as well as the surrounding areas, to uncover any potential problems and avoid unpleasant surprises.


We can custom design and build you a beautiful deck out of any type of wood you would like, as well as using some of the finest composite decking materials on the market today to ensure lasting beauty while almost eliminating any yearly maintenance.


Millennium Windows and Sunrooms takes the time to create a custom design for each deck we build. We’ll make sure your new deck fits in perfectly with your home’s exterior and yard decor. We will create a 3D rendering provided with our free estimates. With no shortage of deck options, we guarantee you’ll find exactly what you’re looking for.

Building Codes

We’re very familiar with Southeastern Wisconsin’s county building codes, we will take care of applying for building and zoning permits, attend hearings & board meetings for association approval and work with inspectors on any changes needed.

Years of stress-free enjoyment

We want to make this a long-term relationship. Count on us for quality materials and expert craftsmanship. We would love to assist you in future building projects. Call 262-364-7655 to make your home improvement dreams a reality!

Patio Covers

Millennium Windows and Sunrooms offer beautiful patio covers that are quite popular with our customers. A new patio cover is the perfect solution to provide great aesthetics as well as refreshing shade for sunny patios. With frames and posts that are built from the finest American-made materials, these patio covers will give you years of enjoyment. Our installation crew works around your schedule and takes care not to leave a mess. Enjoy the outdoors (even a rain storm) while being covered and dry!


Our stunning Pergolas and Arbors are an excellent way to create shaded walkways or sitting areas and add beauty to your patio. Whether you want to accentuate your garden or have a place to sit and relax, they can really complete the decor in your yard. We have many options available, with vertical posts or pillars supporting cross-beams and lattices if desired, that can house your beautiful plants and vines. You can choose to use your pergola as an extension of your home, or a stand-alone structure.

If you’re interested in a new deck, patio cover or pergola, call today and ask about our options at 262-364-7655!

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