Last Updated on May 3, 2026
Your roof is one of the most critical components of your home. When it needs repair or replacement, the contractor you hire determines whether the job gets done right — or whether you spend the next few years dealing with leaks, callbacks, and missed warranties. In Minnesota especially, where roofs face heavy snow loads, ice dam formation, freeze-thaw cycles, and summer hailstorms, contractor quality is not something to take lightly.
Here are the essential tips to help you hire the right roofing contractor in Minnesota and avoid the most common costly mistakes.
1. Check Licensing and Insurance Before Anything Else
In Minnesota, roofing contractors are required to be licensed by the Department of Labor and Industry. Before you take any bid seriously, verify the contractor’s license is current and in good standing at the state licensing portal. A lapsed or nonexistent license is a hard stop — no exceptions.
Beyond licensing, confirm they carry both general liability insurance and workers’ compensation. A worker injured on your roof without workers’ comp coverage can result in a claim against your homeowners insurance. Ask for a certificate of insurance and verify it directly with the insurer — not just the contractor’s word. Resources like Bob Vila’s roof repair cost guide also note that working with licensed, insured contractors protects you from liability that comes with hiring unlicensed workers.
2. Get Multiple Bids — and Read Them Carefully
Get at least three bids for any significant roofing project. The goal is not to find the cheapest option — it is to understand what each contractor is actually proposing. Bids should specify the roofing material (brand, grade, warranty tier), the underlayment, how existing shingles will be handled (tear-off vs. overlay), how flashing and ventilation will be addressed, and the timeline.
A bid that leaves these details vague is a bid that gives the contractor room to cut corners. If two bids are significantly cheaper than the third, find out why before assuming the lower ones are the better deal. Cheap bids often exclude tear-off, use lower-grade materials, or skip required ventilation work.
3. Ask for Local References — and Actually Call Them
Any reputable roofing contractor should be able to provide three to five recent references in your area. Call them. Ask specifically: Did the project come in on time and on budget? Were there any problems, and how were they handled? Did the crew leave the site clean each day? Would you hire them again?
Established local contractors like Minneapolis-area roofing specialists who have served the same community for years typically have no problem providing references. A contractor who hesitates or can only offer testimonials from years ago is a warning sign.
4. Understand the Impact of Minnesota’s Climate on Your Choice
Minnesota’s climate creates specific roofing challenges that not all contractors are equally equipped to address. Ice dam formation is one of the most common and costly winter problems — it happens when heat escaping from an inadequately insulated attic melts snow on the roof, which refreezes at the eaves. A qualified Minnesota contractor should understand ice and water shield installation, proper attic ventilation requirements, and how to address the underlying causes of ice dams rather than just the symptoms.
Wind-driven rain, hail from summer storms, and the sheer weight of accumulated snow and ice also demand that contractors follow Minnesota-appropriate installation standards. Ask specifically how they handle these conditions and whether they use ice and water shield beyond the minimum code requirements at vulnerable points on the roof.
5. Review the Warranty — All Three Layers
A complete roofing warranty has three components: the manufacturer’s material warranty, the contractor’s workmanship warranty, and (for some products) an extended system warranty that covers both. Understand exactly what each covers and for how long.
Manufacturer warranties on architectural shingles typically range from 30 years to lifetime, but they require proper installation to remain valid. If a contractor installs shingles incorrectly and that voids the manufacturer warranty, you have no coverage. The workmanship warranty is what protects you against installation errors — make sure it is at least two to five years and in writing. Some premium contractors offer 10-year or longer workmanship warranties as a signal of their confidence in their work.
6. Watch for Storm-Chaser Red Flags
After major hailstorms or wind events, Minnesota sees an influx of out-of-state contractors who follow severe weather events looking for quick jobs. These “storm chasers” often pressure homeowners to sign contracts immediately, offer to waive your insurance deductible (which is insurance fraud), and disappear once payment clears.
Red flags include: no local address or established local presence, high-pressure same-day closing tactics, vague or verbal-only warranties, and requests for large upfront cash deposits. Stick to contractors with a documented local history and permanent business address in the Twin Cities metro or greater Minnesota region.
7. Understand Your Insurance Claim Process
If storm damage is involved, understand your homeowners insurance claim process before signing a roofing contract. Get your own inspection from a licensed inspector or public adjuster to document the damage independently. Do not rely solely on the contractor’s assessment, since contractors have an incentive to estimate high scope. Once you have a claim number and adjuster’s report, bring that to your contractor conversation — this gives you a documented baseline for the scope of work.
For more on roofing and insurance considerations, our guide on roofing business insurance coverage covers what proper coverage looks like for contractors, which can help you evaluate whether the contractor you’re hiring is properly protected.
8. Get Everything in Writing Before Work Starts
The contract should include: scope of work in detail, materials specified by brand and model, start and completion dates, total price and payment schedule (never pay more than 10-15% upfront), warranty terms, and what happens if additional damage is discovered mid-project. A contractor unwilling to put these details in writing is a contractor to avoid.
Payment should be tied to project milestones, not the calendar. Paying in full before the job is complete leaves you with little leverage if problems emerge. A reasonable schedule is a deposit at signing, a payment at material delivery, and the final payment on successful completion and inspection.
Hiring the right roofing contractor takes more time upfront, but it protects the single largest investment most homeowners have. A well-installed roof with proper materials and a solid warranty is a 25-30 year asset. A poorly installed one is a recurring source of problems and expense. For more on maintaining your home’s exterior systems, see our guide on DIY roof repair solutions for the issues homeowners can safely handle themselves.
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