

We offer a wide variety of railing materials to suit every look and budget. Choose cedar or pressure-treated railings for a natural feel, composite systems for low maintenance, or metal and glass for a modern design. Each railing is built for long-term strength and customized to fit your deck’s layout.
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Built to meet Colorado safety codes
Designed to complement your deck’s architecture
Durable wood, composite, or metal stair options

Safety comes first with every railing system we install. Our railings are engineered to meet or exceed Colorado building codes, ensuring secure height, spacing, and structural strength. At the same time, we offer a wide range of design options so you don’t have to compromise on looks. The result is a railing system that keeps your family safe while complementing your outdoor space.

Deck stairs can be functional or a design feature in themselves. We build straight runs for compact decks, wide steps for dramatic entrances, or spiral staircases for multi-level layouts. Each design is customized to fit your deck’s layout, style, and intended use, combining durability with craftsmanship
Colorado’s climate is tough on outdoor structures, which is why we use weather-resistant materials. From rot-resistant cedar and treated lumber to powder-coated steel, aluminum, and composite systems, every option is selected for long-lasting performance. We also provide finishes and coatings to protect against UV exposure, snow, and moisture.

Custom Options: Wood, composite, metal, and glass railing designs.
Safe & Secure: All railings and stairs meet or exceed safety codes.
Durable Materials: Built to withstand Colorado’s weather extremes.
Stylish Designs: From traditional cedar to sleek modern metal.
Warranty Coverage: Workmanship guarantee on every installation..
Don't worry, we can help!
Replacing railings or stairs is one of the fastest ways to refresh your deck’s look and improve safety. These upgrades increase your deck’s curb appeal while giving you peace of mind that the structure is secure. Many homeowners choose to combine railing and stair upgrades with re-decking for a full transformation.
Instantly improves deck safety and usability
Enhances curb appeal and design aesthetic
Affordable upgrade with long-lasting value
We install railings and stairs for both new deck builds and existing structures. Whether you’re replacing worn railings, repairing damaged stairs, or designing custom systems for a brand-new deck, our team ensures precision and durability. We adapt designs to any property—urban, suburban, or mountain homes—and build to last in Colorado’s demanding environment.
Here are the most common questions Colorado homeowners ask about railing and stair projects.
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Yes. We can often replace just the railing system if the frame is sound.
Yes. We build stair systems with proper footings, supports, and code-compliant rises and runs.
A: Absolutely. Many homeowners choose hybrid designs for a unique, custom look.

Tailored deck layouts built to match your space, lifestyle, and city code. Full-service from permits to completion.

Long-lasting composite decks using Trex, TimberTech & more. Fade, rot, and splinter resistant.

Traditional wood decks built with cedar or pressure-treated lumber—cost-effective and customizable.

We fix damaged boards, railings, and joists, reinforcing your structure for safety and longevity.

Strip, sand, and refinish aging decks to bring back beauty and extend life.

Split-level decks perfect for sloped yards or adding multiple zones for seating, dining, or views.

Expand your existing space or replace worn surfaces with new boards and improved framing.

Stay dry and shaded with custom patio roofs and gable covers designed for year-round use.

Create insect-free, year-round outdoor rooms with full screens or enclosed sunroom options.

Full outdoor kitchen builds including gas hookups, counters, storage, and more.

Freestanding or deck-mounted structures for shade, beauty, and vertical garden options.

Safe, slip-resistant decking solutions that stand up to water and chemicals.

Add functional space with custom detached storage sheds or full garages.

Choose wood, metal, or cable railings with sturdy custom stairs built to match your layout.

Rooftop, restaurant, and hospitality decks built to meet commercial specs and high traffic demands.

Innovation
Fresh, creative solutions.

Integrity
Honesty and transparency.

Excellence
Top-notch services.
Alliance Deck Builders of Colorado is here to bring your vision to life—on time, on budget, and built to last. Whether you're ready for a design consultation or just exploring options, we’re happy to answer your questions. Call now or request a free estimate to get started.

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