Custom Home Builder · St. George, Utah

Come home to
luxury.

Custom design-build homes crafted for Southern Utah — refined, enduring, and entirely your own.

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What an alloy is

Refined materials, fused to be stronger and last longer.

That's an alloy — and it's how we build. As a true custom design-build company in Southern Utah, Alloy Homes brings the planning, craftsmanship, and finish work together under one accountable team. The result is a home that's unmistakably yours, engineered to endure the desert and the decades.

01

Innovation

We pursue the best available in the building industry — materials, methods, and finishes — so your home is built with what's next, not what's easy.

02

Customization

As a true custom builder, your hand is on every detail: from exterior palette to the placement of a single outlet, and everything in between.

03

Longevity

Built to stand the test of time and backed by a warranty on our labor and materials. After move-in, our team stays close to your investment.

The Collection

Homes built one of one.

No two Alloy homes are the same. A closer look at recent custom work across Southern Utah — each one designed and built around the people who live there.

Coral AutumnModern Desert Estate

01Ivins, UT

Coral Autumn

A single-level desert estate built for gathering. Walls of glass open the great room to a resort backyard — pool, spa, fire features, and a sport court framed by red rock. Inside, a stacked-stone fireplace anchors the living space and warm walnut runs throughout.

  • Resort pool & spa
  • Fire features
  • Sport court & putting green
  • Steel-beam carport
  • Bunk room
  • 6,500sq ft
  • 5beds
  • 6baths
  • Oversizedgarage
View this home
Juniper WayDesert Contemporary

02Ivins, UT

Juniper Way

Clean desert-contemporary lines with a warm, livable core. An open great room and chef's kitchen in walnut and stone flow out to a covered patio and turf yard, with the red cliffs as a backdrop and a spa-like owner's bath finished down to the detail.

  • Single-level living
  • Great-room stone fireplace
  • Chef's kitchen
  • Covered patio
  • Red-rock views
  • 3,000sq ft
  • 4beds
  • 3.5baths
  • 3-cargarage
View this home

The Process

A calm path to your keys.

One seamless process, three clear stages. You're involved at every decision, and never guessing what comes next.

  1. 01

    Pre-construction

    From selecting a lot to a detailed review of your floor plan, you're involved in every decision. We work to fully understand what you want from your home, then guide each step to realize it.

  2. 02

    Construction

    Once we break ground, your vision starts to take shape. You'll receive timely updates and walk the home with our tradesmen, customizing as we go. Quality control at this stage is where our attention to detail shows.

  3. 03

    Post-construction

    The keys are yours. As you settle in, we stay available to you and your investment — because the relationship we build over your project is meant to last well beyond move-in day.

Justin Gish, founder of Alloy Homes

The builder behind Alloy

Meet Justin Gish.

Justin grew up in Cache Valley with an early love of building. He studied business at Utah State and construction management at Weber State, and has spent more than fifteen years in the industry — always searching for new ways to become a better builder.

He believes in giving you the highest-quality home alongside an open, positive experience. Attention to detail and honest communication about your needs matter to him, so the process feels calm and stress-free — and you get to enjoy building your dream home.

  • St. George, UT
  • 15+ Years Building
  • USU · BBA
  • Weber State · Construction Mgmt
Work with Justin

Why Alloy

Built to be lived in for a long time.

Design-build, under one roof

Design and construction handled by one accountable team. Fewer handoffs, fewer surprises, one point of contact from first sketch to final key.

Warranty on labor & materials

We stand behind the work. Our warranty covers both the craftsmanship and the materials that go into your home.

Open, calm communication

Building a home should be exciting, not stressful. We keep you informed and involved so the process feels clear the whole way through.

15+ years of building

Justin has spent more than fifteen years in the building industry, with a constant habit of learning new ways to build better.

In their words

Families who built with us.

"Justin treated our home like he was going to live in it himself. The attention to detail was on another level, and he kept us in the loop every single week."
The HansensIvins, UT
"We'd heard building a home was stressful. It wasn't. Alloy made every decision feel clear, and the finished house is better than we pictured."
Mark & JulieSt. George, UT
"From the lot walk to the final walkthrough, the communication was honest and steady. We got exactly the home we designed together."
The WhitmoresWashington, UT

Start your build

Let's build your dream home together.

Tell us a little about your project and Justin will reach out. Prefer to talk? Call anytime.

Phone(435) 770-1232Emailjustin@alloy-homes.com
Where we buildSt. George · Washington · Hurricane · Ivins · Santa Clara · Washington County