The Right Questions Protect You Before Work Begins

A roof replacement is one of the most expensive home improvements you’ll ever pay for, and the quality of the result depends almost entirely on who does the work. The materials matter, but two different crews can install the same shingles on the same house and get drastically different outcomes depending on their skill, attention to detail, and professionalism. Asking the right questions before you sign a contract is the best way to filter out contractors who cut corners, underquote to win the job, or lack the credentials to stand behind their work.

You don’t need to ask dozens of questions. A focused set of the right ones will tell you almost everything you need to know about whether a roofing company deserves your business.

Are You Licensed and Insured?

This is the most important question on the list, and it should be the first one you ask. Licensing requirements vary by state and sometimes by county, but a legitimate roofing contractor should be able to provide a current license number that you can verify with your local licensing board. A business license alone is not the same thing as a contractor’s license. The contractor’s license confirms they’ve met the standards required to perform roofing work in your area.

Insurance is equally critical. The Federal Trade Commission advises homeowners to consider only contractors who are licensed and insured, and to verify both by checking with your state or county government and requesting proof of insurance directly. A roofer should carry two types of insurance: general liability insurance, which protects your property if something goes wrong during the project, and workers’ compensation insurance, which covers their employees if someone is injured on your roof. Without workers’ compensation, you as the homeowner could be held responsible for medical costs if a worker gets hurt on your property.

How Long Have You Been in Business Locally?

A company that’s been operating in your area for several years has a track record you can check. They have online reviews, past customers you can contact, and a reputation they need to protect. A roofing company that appeared last week with a truck and a phone number doesn’t offer any of that accountability.

Local experience also matters because building codes, weather patterns, and common roofing issues vary by region. A contractor who’s been working in your area for a decade understands the specific challenges your climate presents and knows what materials and techniques hold up best in your conditions. According to the National Roofing Contractors Association, roofing performance depends on climate, material quality, installation workmanship, and ongoing maintenance. A local contractor with experience in your specific environment is better positioned to deliver on all four.

Can I See Your Written Estimate and What Does It Include?

A professional roofing estimate should be detailed enough for you to understand exactly what you’re paying for. Vague quotes with a single line item and a total are a red flag. A thorough estimate should include:

• The scope of work, including whether it’s a full tear-off or an overlay and how many layers are being removed
• The specific materials being used, including the shingle brand, product line, and underlayment type
• The cost of materials and labor listed separately
• Whether the estimate includes replacing damaged decking, and if so, at what per-sheet cost
• Cleanup and disposal fees for the old roofing materials
• The expected start date, estimated completion timeline, and payment schedule

Get at least two or three written estimates before making a decision. Comparing them side by side makes it easier to spot outliers, whether that’s a bid that’s suspiciously low or one that includes work the others don’t mention.

What Warranties Do You Offer?

A roofing project comes with two warranties: the manufacturer’s warranty on the materials and the contractor’s workmanship warranty on the installation. Ask for specifics on both. How long does the workmanship warranty last? What does it cover? Is the manufacturer’s warranty a full limited lifetime warranty or something shorter?

Some manufacturers offer enhanced warranties when their products are installed by certified contractors. Ask whether your roofer holds any manufacturer certifications, such as those from GAF, Owens Corning, or CertainTeed, as these certifications can unlock longer warranty coverage and additional protections that aren’t available with standard installations.

Get the warranty terms in writing before work begins. If a contractor is vague about warranty coverage or hesitant to put it on paper, that tells you something about how confident they are in their own work.

Will You Handle the Building Permit?

Most municipalities require a building permit for a roof replacement. A reputable contractor will handle the permit application as part of the project and factor the permit fee into the estimate. If a roofer suggests skipping the permit or asks you to pull it yourself, that’s a warning sign. Working without a permit can result in fines, complications with your homeowner’s insurance, and problems when you try to sell the home.

The permit process also triggers an inspection by your local building department after the work is completed, which serves as an independent check that the installation meets code requirements. That inspection protects you and adds a layer of accountability that benefits homeowners far more than it inconveniences contractors.

Who Will Actually Be Doing the Work?

Some roofing companies use their own crews. Others subcontract the labor to third parties. Neither approach is automatically better or worse, but you need to know which one applies to your project. If the company uses subcontractors, ask whether those subcontractors carry their own insurance and whether the primary contractor’s workmanship warranty still covers the work.

Also ask who will be on site supervising the project. A company that assigns a project manager or crew leader who’s present throughout the installation is more likely to catch and correct issues in real time than one that drops off a crew and checks in at the end of the day.

Can You Provide References From Recent Jobs?

Any established roofer should be able to give you contact information for three or more recent customers in your area. Call them. Ask whether the project was completed on time, whether the crew cleaned up after themselves, whether any issues came up during or after the installation, and whether the company was responsive when contacted. Online reviews are useful, but a direct conversation with a past customer gives you a much clearer picture of what to expect.

If a contractor can’t or won’t provide references, move on. There’s no shortage of roofing companies that will happily connect you with satisfied customers.

What’s Your Payment Structure?

The FTC warns that homeowners should never pay the full amount for a project upfront. A standard payment structure for a roofing project is a deposit at contract signing, typically between ten and thirty percent, with the balance due upon completion. Some states limit how much a contractor can collect as a down payment, so check your local rules.

Be cautious of any contractor who demands full payment before starting, insists on cash only, or offers a steep discount for paying everything upfront. These are classic warning signs of a contractor who may not finish the job or may not be around to honor the warranty.