North Central Montana’s Most Reputable Foundation Repair Company

Providing Roofing, Gutter Installation, and Foundation Repair Services Since 2006

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Over 20 Years of Experience

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24-Hour Emergency Service

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Military Discounts & Return Customer Discounts

Foundation Repair Company You Can Rely On

Foundation Repair Company Great Falls, MT

Have you been observing water seepage or cracks in the foundation of your property? Do not take these issues lightly. Reach out to A-1 Contractors, Inc. to help you get rid of problems related to your building’s foundation. We use state-of-art technologies for repairs.We offer the following solutions:

  • Foundation repair of both residential and commercial properties
  • Providing waterproofing for crawlspaces
  • Repairing minor cracks in the foundation
  • Installing a waterproof membrane to seal the seepage area
  • Installing French drains and other drain systems to remove moisture

Brands We Work With

We are proud to be among the 3% of roofing contractors to achieve the GAF Certified Master Elite status. As a Certified Master Elite Contractor, we are able to provide our customers with the Golden Pledge Warranty, the most powerful and substantial warranty in the entire roofing industry. GAF requires all of its certified installers to go through rigorous evaluations before they become certified. This ensures that you are not only getting the highest standard of service, but also an ethical one. The GAF Master Elite Certification also requires ongoing training to keep the certification active; our installers stay up-to-date on the latest technologies and applications being utilized in the industry.

Additionally, we are also a CertainTeed 5-Star Contractor, which allows us to offer the top warranties and products from the CertainTeed line. This certification also requires our installers to continue educational coursework that covers product installation, sustainable building, and best practices in the industry. To maintain this certification, A-1 Contractors, Inc. must maintain a high rating with the Better Business Bureau and provide proof of Worker’s Compensation and General Liability Insurance. As a Certified 5-Star Contractor, you can trust that we have your best interests in mind!

Let Us Resolve the Foundation Issues

Call us now for free estimates.

A-1 Contractors IconA-1 Contractors

2755 Fern Drive, Great Falls

4.8 32 reviews

  • Avatar Madi Fetters ★★★★★ 2 weeks ago
    Very pleased with Danny and his crew. He traveled from Great Falls to Cut Bank to do our roof. They had our entire roof from ceiling up done in 3 days. … More He made our house a home again. I am very thankful for his patience with us. Highly recommend to anyone looking for a roofer!
  • Avatar Alex Metea ★★★★★ a month ago
    Very pleased with the quality, speed, and price of their work. I recommend them.
  • Avatar Amy Loncki ★★★★★ a month ago
    They are amazing! My mother needed a last minute replacement on her roof for the sale of the house. Within 24 hours they had the estimate back to us and … More the job scheduled. They did everything they had to so they could squeeze us in last minute. They job was done within two days! We have had roofs replaced before and usually find nails and wood all over the yard after. I couldnt believe how clean the yard was after! They really came through for us in a critical moment. We appreciate them and their professionalism so much!
  • Avatar Steve Stelling ★★★★★ 2 months ago
    Huge wind storm took off a section of roofing on a Friday night. Called A1 hoping someone would answer at 9 PM on a Friday and they did. Next morning they … More showed up and temporarily patched because they didn't have the correct color. Monday they show up with the correct color and completed the repair. I am super impressed, appreciative and thankful for their professionalism.

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