Let’s talk roofs
Need quick help or a quote? Our team is available Monday–Friday, 7 AM – 5 PM, with after-hours support for active leaks and storm damage.
(406) 885-6522
Fast, reliable roof repair in Kalispell, Whitefish & across the Flathead Valley. Sisu Roofing fixes leaks, storm damage & aging roofs with precision craftsmanship.
Professional new roof installation in Kalispell, Whitefish & across the Flathead Valley. Sisu Roofing installs shingle, metal & flat roofs built for Montana weather.
Professional roof replacement in Kalispell, Whitefish & across the Flathead Valley. Upgrade to a durable, long-lasting roof installed by trusted local experts.
Professional roof inspections & maintenance across Kalispell, Whitefish & the Flathead Valley. Prevent leaks & extend your roof’s lifespan with Sisu Roofing.
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How do I know if my roof needs to be replaced or just repaired?
If your roof is over 15 years old or showing signs like missing shingles, leaks, or sagging, it’s worth a professional inspection. We’ll assess the condition honestly and recommend the most cost-effective option.
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What types of roofing does Sisu Roofing install?
We install and repair shingle, metal, and flat (EPDM/TPO) roofing systems for both residential and commercial buildings — all tailored for the Flathead Valley’s climate and snow loads.
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Do you work with insurance claims?
Yes. We regularly help homeowners navigate roof damage claims after storms or hail. Our team works directly with adjusters to make sure you get the coverage you’re entitled to.
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How long does a typical roofing project take?
Most residential roofs are completed in 1–3 days, depending on size, material, and weather. We keep you updated from start to finish and always leave your property clean.
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Are your roofs covered by warranty?
Absolutely. We’re a Malarkey Certified Installer, which means you get enhanced manufacturer warranties plus our workmanship guarantee for lasting peace of mind.