Montana’s Trusted Waterproofing Experts
Commercial & Residential Waterproofing Since 2007

Waterproof Montana (WPMT) is the leading provider of commercial and residential waterproofing solutions in Montana. With offices in Whitefish and Bozeman, we serve major cities and surrounding areas across the state, ensuring high-quality protection for homes and businesses. Our services extend beyond Montana on a case-by-case basis for large-scale residential and commercial projects.
As a wholly owned division of BW Ventures, LLC, Waterproof Montana has been delivering exceptional waterproofing and water mitigation solutions for over 16 years. Our commitment to precision, durability, and superior craftsmanship has earned us the reputation as the largest and most highly rated waterproofing company in Montana.
Comprehensive Waterproofing Solutions
We specialize in new construction waterproofing, offering solutions that protect properties from water damage, structural deterioration, and moisture-related issues. Whether it’s a foundation, deck, parking garage, or roof, our expert team ensures that your structure remains dry, secure, and built to last.
Waterproofing is a crucial component of any commercial building project. Our team works closely with contractors, engineers, and property owners to implement industry-leading waterproofing solutions for commercial properties.
Our Commercial Services Include:
•Below-Grade Waterproofing – Protecting foundations with advanced drainage and waterproofing systems.
•Under-Slab Waterproofing – Ensuring moisture protection from below the structure.
•Integrated Insulation & Drainage Systems – Improving energy efficiency and moisture control.
•Above-Grade Waterproofing – Applied to decks, patios, low-slope/flat roofs, green roofs, and parking garages.
•Spray-On Air Barriers – Enhancing exterior wall moisture control, energy efficiency, and breathability.
A home’s foundation is its most critical structural element. Without proper waterproofing, basements and crawl spaces become vulnerable to water infiltration, leading to mold growth, foundation damage, and costly repairs.
Our Residential Services Include:
•Basement & Crawl Space Waterproofing – Protection against moisture intrusion and structural damage.
•Drainage Systems – Interior and exterior drain solutions to manage water flow.
•Encapsulation & Sump Systems – Keeping crawl spaces dry and preventing humidity issues.
•Helical Pier Installations – Structural reinforcement for shifting or unstable foundations.
•Waterproof Coatings for Decks & Roofs – Ensuring long-term durability and moisture resistance.
All residential waterproofing projects are backed by transferable warranties, offering lasting protection and peace of mind for homeowners and builders.
Why Choose Waterproof Montana?
Montana’s Largest Waterproofing Company
With a strong track record and a team of certified professionals, we are the go-to waterproofing specialists in Montana.
16+ Years of Expertise
We bring decades of combined experience, ensuring top-tier waterproofing solutions for both new construction and existing structures.
Certified & Trusted Installers
We are certified installers for GMX, W.R. Meadows, Sika, Prosoco, and other leading waterproofing manufacturers.
Industry-Leading Materials & Techniques
Our team stays ahead with cutting-edge waterproofing technology, ensuring long-lasting protection for your investment.
Comprehensive Service Area
We serve residential and commercial clients across Montana, with select availability in Wyoming, Idaho, Washington, and Eastern Montana.
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Get a Your Estimate Today
Whether you need foundation waterproofing for a new home or comprehensive moisture protection for a commercial project, Waterproof Montana is ready to help. Contact us today for a free consultation and let our experts find the best waterproofing solution for your needs.