Backyard patio with Trex deck, Adirondack chairs, potted plants, and outdoor furniture, with brown house and tree in the background.
Backyard patio with Trex deck, Adirondack chairs, potted plants, and outdoor furniture, with brown house and tree in the background.

Providing Sophisticated Deck Building in Bozeman, Big Sky, and Gallatin Valley

A spacious backyard deck attached to a house with a hot tub, a dining table with six chairs and an umbrella, a grill, and a lattice privacy screen. The deck is surrounded by a black metal fence and the yard has green grass and trees.
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We Build Decks

Horizon Decks offers two proposal options:

$150 on-site proposal.

$0 preliminary email estimate.

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A wooden deck with two Adirondack chairs on it, overlooking a green lawn with trees and a barn in the background. There is also a small fire pit on a raised platform next to the deck.
A wooden deck with two Adirondack chairs on it, overlooking a green lawn with trees and a barn in the background. There is also a small fire pit on a raised platform next to the deck.
A modern outdoor deck with a metal pergola attached to a house with gray and white siding. The deck has wooden flooring, and in the background, there are neighboring houses and a clear sky.

See our craftsmanship in action

Front porch with a red door, two red chairs, a broom, potted flowers, and black and white railings.
A wooden deck outdoor patio with black metal railings attached to a house with a stone facade and large windows, surrounded by green grass and trees with autumn colors under a clear blue sky.
Trexdeck with black metal railing overlooking a foggy forest and mountains in the distance.
A spacious outdoor balcony with wooden flooring, featuring a black metal and wood railing, overlooking a grassy yard with landscaped bushes and rocks, attached to a house with wooden exterior walls and multiple large windows.
Project Gallery
Project Gallery
A long brown Trex fence with vertical bars runs along a backyard, with a wooden privacy fence behind it and small plants in a mulched bed next to a stone pathway.

Trex & Architectural Fencing

Enhance your property with the lasting beauty of Trex composite fencing.

Trex Fencing

Services

From custom 3D design to complex timber construction, Horizon Decks delivers engineered, premium outdoor living spaces across Southwest Montana.

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Four people sitting at a long work table, engaging with laptops, papers, and electronic devices in a workshop or meeting setting, with posters and shelves on the plywood wall behind them.

See the Team in Action

At Horizon Decks, we honor the dignity of blue-collar work and empower our employees to lead fulfilling, successful lives. Together, we build a brighter future.

Meet the Team
Meet the Team

Timber Work

From heavy timber frames to intricate log cabin restorations, Horizon Decks specializes in high-level craftsmanship for projects of any scale.

Whether you are planning new construction or require complex structural repairs, our team handles the most technical timber and bridge-building challenges with precision.

Close-up shot of dowels in a recently rebuilt deck frame.
The image shows the exterior of a building under construction, with large, unfinished wooden logs supported by concrete blocks. The construction site is outdoors, with trees and a bright blue sky in the background.
View more of our Timber work

Get Porched

A large elevated deck attached to a house with white siding. The deck has black metal railing, outdoor furniture including a dining table with chairs, and lounge chairs. There are stairs leading down from the deck to a grassy yard.

Elevate your home’s entrance by transforming a cold concrete patio or dated wood deck into a warm, "cozy" masterpiece.

Get porched!
Ground screw equipment near a lake with trees and cloudy sky in the background.

Year-Round Helical Pile Services

Horizon Decks is providing helical pile services to provide foundational support for structures of all types and sizes.

Learn More
Learn More
Stacked Helical Piles on a wooden pallet outdoors, with a person partially visible on the left and a rural landscape in the background.
Stacked Helical Piles on a wooden pallet outdoors, with a person partially visible on the left and a rural landscape in the background.
Construction workers operating equipment in front of a wooden house with a welcome sign, during sunset.
Construction workers operating equipment in front of a wooden house with a welcome sign, during sunset.

3D Renderings

A 3D rendering of an outdoor pavilion with a stone fireplace, stacked firewood, wooden tables and benches, a swing, and a man standing near the fireplace. The pavilion has a metal roof supported by metal beams, and it is situated on a grassy area with room measurements marked on the ground.
A 3D rendering of an outdoor pavilion with a stone fireplace, stacked firewood, wooden tables and benches, a swing, and a man standing near the fireplace. The pavilion has a metal roof supported by metal beams, and it is situated on a grassy area with room measurements marked on the ground.

Visualize your build before we break ground. We use advanced 3D terrain mapping and sun-shading models to show you exactly how your project will look and feel throughout the day.

More about 3d renderings
Logo for Trex PRO Platinum, a composite decking brand.

We are proud to be Trex Pro Platinum certified, the highest level of professional certification Trex honors. A TrexPro is a professional committed to building quality decks using the Trex family of products. A TrexPro adheres to installation requirements and program guidelines and adds value to his or her territory.