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Granite Mountain Construction

Construction Services in Spokane

Spokane's Premier Pole Building & Custom Home Builder Granite Mountain Construction

Building your vision from the ground up. We are a locally-owned construction company specializing in custom homes, pole buildings, barndominiums, and garages. Serving Spokane, Deer Park, Chattaroy, Newport, and the surrounding areas, we offer comprehensive services from design to completion. 

About Us

Pole Buildings

Durable post-frame construction for workshops, agricultural barns, and RV storage. Versatile, cost-effective, and built to withstand our local weather.

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Garages & Additions

Add space, function, and value to your property. We design and build custom garages, home additions, and Accessory Dwelling Units (ADUs).

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Custom Homes

Building your dream home, from modern barndominiums to traditional designs. We offer flexible options including turnkey builds and affordable shell-only packages.

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Most Popular Services

Built for the Inland Northwest

These are the projects we’ve built our reputation on. From functional pole barns that stand up to the weather, to custom homes designed for your family, and additions that expand your living space, we specialize in building what our community needs most.

No matter the project, we bring the same level of expert craftsmanship and dedication to ensure your vision is brought to life and built to last.

All Services

A successful project requires expertise in every phase of construction. We are a full-service general contractor, providing a comprehensive suite of services to ensure your project is managed professionally from the ground up. From initial design and site preparation to the final exterior finishes, our team handles every detail to guarantee a seamless process and a high-quality result.

Land Clearing & Excavation


Properly preparing your land is the critical first step. We handle everything from tree removal and clearing to precise excavation for your foundation and utilities.

Concrete Slabs & Foundations


The strength of your building starts here. We pour professionally engineered concrete slabs and foundations designed to support your structure for decades to come.

Grading & Drainage


Protect your investment from water damage. Our team provides expert grading and drainage solutions to ensure water flows safely away from your building and property.

Design & Planning


From concept to final blueprint. We provide custom design, 3D visualization, permit guidance, and budgeting to ensure your project starts with confidence and clarity.

Exteriors & Finishes


Protect and beautify your building with our exterior services. We install durable roofing, siding, and efficient windows to create a weather-tight, long-lasting finish.

Specialty & Commercial


We build for the unique needs of your business. Our expertise includes functional equestrian facilities, agricultural structures, commercial workshops and storage.

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