

Deck Builders of Mandan
We design decks that match Mandan’s climate, landscape, and community style. Composite options are popular for low maintenance, while cedar remains a timeless choice for homeowners who prefer a natural wood look. From riverfront properties to hillside builds, we ensure every project is structurally sound, long-lasting, and compliant with city codes.

How Can We Help?
From the first consultation to the final inspection, we focus on building trust through transparency and quality. We know Mandan’s weather and soil conditions, so our decks are engineered for strength and comfort. Whether it’s a family porch or a restaurant patio, we deliver with skill, safety, and attention to detail.
Custom deck plans tailored to your property
Built to Mandan’s city codes and regulations
Designed for North Dakota’s long winters and hot summers

Mandan homeowners often choose cedar for its timeless, natural look or composite for its strength and minimal upkeep. Both options handle the region’s seasonal extremes when properly built. Covered decks and screened porches are also in demand across Mandan, providing shade in summer and comfort during cooler months. We’ll help you select the right materials for your lifestyle.

Strong Structures for Every Season
Decks Built to Withstand Mandan’s Weather
Mandan decks face heavy snow, freeze-thaw cycles, and high winds. To handle these challenges, we use frost-depth footings, reinforced framing, and corrosion-resistant fasteners. Whether you’re adding a multi-level deck, a rooftop patio, or a simple backyard porch, our designs meet local codes and ensure lasting strength and safety for your property.
Every deck we build in Mandan can be customized with features that enhance comfort and usability. Pergolas, outdoor kitchens, and patio covers are popular upgrades that add style and function. Whether you’re hosting summer cookouts or relaxing on a quiet evening, these additions create outdoor spaces designed for everyday living.


Historic Downtown Mandan: Older homes downtown often benefit from cedar porches, rooftop patios, and compact decks designed to blend with traditional architecture.

Lakewood: Homes along the Missouri River in Lakewood need durable, raised decks built with composite or pressure-treated wood to handle moisture and shifting soil.

Sunset Drive Area: Suburban neighborhoods near Sunset Drive are perfect for large composite decks with pergolas, grilling stations, and family-friendly layouts.
Don't worry, we can help!
Alliance Deck Builder of Mandan has built decks for riverfront homes, suburban neighborhoods, and commercial spaces across the city. We understand Mandan’s building codes, weather patterns, and soil conditions, ensuring every project is structurally sound and visually appealing. Clients trust us for accurate estimates, dependable timelines, and decks designed to last.
We serve both homeowners and businesses in Mandan with high-quality deck construction. From backyard porches to restaurant patios and rooftop lounges, our projects combine durability with style. Every deck is built with premium materials, safe designs, and finishing touches that add comfort and value for years to come.
Here are answers to the most common questions homeowners and businesses in Mandan ask about our deck building process.
How long does it take to build a deck in Mandan?
Most projects take 1–3 weeks depending on design, materials, and weather.
Do you handle permits for Mandan decks?
Yes. We manage the permitting process to ensure your deck meets Mandan’s city codes and HOA requirements.
Composite offers durability against hot summers and snowy winters, while cedar provides timeless natural beauty.
Do you build decks for Mandan businesses?
Yes, we design patios, rooftop decks, and outdoor spaces for restaurants, offices, and commercial properties.

Tailored deck layouts and full builds using cedar, composite, or pressure-treated materials to match your home and lifestyle.

Durable, low-maintenance Trex and TimberTech decks built to resist moisture, stains, and harsh North Dakota winters.

Traditional cedar and pressure-treated wood decks offering natural beauty and lasting value for all home types.

We fix aging decks with frame repairs, post replacements, and surface upgrades to ensure long-term safety.

Bring weathered decks back to life with sanding, staining, and sealing that preserves wood and improves appearance.

Build out multi-tier decks to increase entertaining space and improve backyard access from multiple entry points.

Expand an existing platform or replace surfaces with composite decking while keeping the original structure intact.

Add protection from sun and snow with fully framed patio covers, ceiling fans, or open-gable roof structures.

Enjoy outdoor living without the bugs—screen walls, storm windows, and insulated sunroom conversions available.

We build grill islands, stone countertops, and prep areas into your deck for seamless outdoor cooking and dining.

Accent your deck or yard with decorative wood or vinyl shade structures built for aesthetics and airflow.

Slip-resistant decks built around pools or spas with safety steps, privacy rails, and moisture-resistant materials.

Add utility with custom sheds and detached garages designed to match your home’s architecture and siding.

We design and build code-compliant stairs, handrails, cable systems, and decorative spindles for every style.

Large-scale decks for restaurants, rooftops, and venues with heavy-duty framing, safety railings, and permits handled.

Innovation
Fresh, creative solutions.

Integrity
Honesty and transparency.

Excellence
Top-notch services.
Alliance Deck Builder of Mandan is ready to design and build the deck you’ve been envisioning. From backyard porches to multi-level commercial spaces, we create decks that combine strength, style, and long-term value. Call today for a free consultation and let’s build your outdoor living space together.

555.555.5555
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