How to Choose a Roofing Contractor (And the Red Flags to Avoid)

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Your roof is one of the most important and expensive components of your home. When it needs roof repair or replacement, the contractor you hire makes all the difference. A good roofer protects your investment. A bad one can leave you with poor craftsmanship, unexpected costs, and zero accountability.

The problem is that not every roofing contractor operates with the same commitment to professionalism, honesty, or skill. Knowing how to choose a roofing contractor, and what warning signs to watch for, can save you thousands of dollars and a lot of headaches. This is especially true in markets like Spartanburg, where storm season brings an influx of out-of-town contractors looking for quick work.

Here’s what to look for, what to ask, and what should send you looking elsewhere. Consider this your guide to hiring the right team for the job.

Start With Licensing and Insurance, Non-Negotiables

Before anything else, verify that the contractor is properly licensed and insured to work in your state. This isn’t just a formality. It’s your primary protection if something goes wrong.

Roofer working on a roofing project

In South Carolina, roofing contractors performing work valued over $10,000 are required to hold a General Contractor license with a Roofing sub-classification through the SC Department of Labor, Licensing and Regulation. For residential projects between $5,000 and $10,000, the contractor must be registered as a Residential Specialty Contractor with the Residential Builders Commission and maintain a $5,000 surety bond. You can verify any contractor’s license status, including past disciplinary actions, using the SCLLR License Lookup tool on the SC LLR website.

Beyond licensing, any reputable contractor should carry two types of insurance:

  • General Liability Insurance — covers damage to your property that may occur during the project
  • Workers’ Compensation Insurance — protects you from liability risk if a crew member is injured on your property

Don’t just take their word for it. Always request a Certificate of Insurance (COI) and verify the policy is active by calling the provider directly. A legitimate contractor will provide this without hesitation. Ensuring your contractor is fully covered protects your home, your property, and your peace of mind.

Get Multiple Written Estimates

One of the most important steps when finding the right roofing contractor is getting at least three detailed written estimates. This isn’t just about finding the best price. It’s about understanding the scope of work and making sure every contractor is quoting the same roofing project.

A reliable estimate should clearly outline:

  • The full scope of work to be completed
  • Materials to be used, including brand and grade
  • Total cost and payment schedule
  • Estimated project timeline
  • Cleanup procedures — including gutters and debris removal
  • Warranty information for both materials and labor

If a contractor gives you a number on the spot without inspecting your roof, that’s a problem. A proper estimate requires a thorough inspection, and a professional roofer will take the time to do it right.

Ask the Right Questions Before You Hire

Knowing what questions to ask a roofer before hiring them is one of the best ways to separate the professionals from the shortcuts. Here are the most important questions to ask:

  • Are you licensed and insured in this state? Ask for documentation.
  • How long have you been in business locally? Local expertise matters. They’ll know your area’s building codes, permit requirements, and climate-specific roofing challenges.
  • Who will be doing the work? Some contractors subcontract jobs without telling the homeowner. Know who is showing up on your roof.
  • What warranties do you offer? There should be a separate manufacturer’s warranty for materials and a workmanship warranty for labor, typically at least 5 years for installation.
  • Do you pull permits? Reputable contractors handle permit requirements as part of the job. If a contractor suggests skipping permits to save money, walk away.
  • What does cleanup look like? A professional crew leaves your property the way they found it — no debris, no stray nails in the driveway.
  • Do you provide roof maintenance services? A contractor who offers ongoing maintenance is invested in the long-term performance of your roof, not just the initial install.

Red Flags to Avoid When Hiring a Roofer

Even with the best intentions, it’s easy to get burned by a contractor who seems legitimate but isn’t. Watch out for these warning signs.

High-Pressure Sales Tactics

A contractor who pressures you to sign a contract on the spot, especially after a storm, is a red flag. Legitimate roofing companies give you time to review estimates, ask questions, and make an informed decision. Urgency tactics are designed to prevent you from doing your homework.

Demands for Full Payment Upfront

Reputable contractors do not ask for full payment before work begins. A reasonable deposit is standard. The remaining balance should be due after the job is completed to your satisfaction. If a contractor asks for everything upfront, that’s a serious warning sign.

No Local Presence or Track Record

Storm chasers — contractors who follow severe weather events looking for quick work — are a persistent problem in the roofing industry. They show up, collect deposits, do substandard work, and disappear before you realize there’s a problem. Always hire a contractor with a verifiable local presence, real reviews, and a reputation you can stand behind.

Vague or Verbal-Only Estimates

If a contractor won’t put the details in writing, don’t hire them. A professional roofing contract should clearly define the scope of work, materials, cost, timeline, and warranty terms, all in writing. Verbal agreements offer you no coverage if something goes wrong.

Unusually Low Bids on Roof Replacements

Everyone wants to save money on a roof. But when a bid comes in significantly lower than the others, it usually means something. Contractors who underbid are often cutting corners on materials, skipping permits, or planning to use an inexperienced crew. The cheapest option is rarely the best quality service in roofing.

Can’t Provide Proof of Insurance

If a contractor hesitates or refuses to provide proof of insurance, stop the conversation there. Working with an uninsured contractor puts you at risk for property damage costs and personal liability. Insurance claims become far more complicated, or impossible, without proper coverage in place. Your insurance company may also deny related claims if an unlicensed or uninsured crew caused additional damage.

Working With Your Insurance Company After Storm Damage

If your roof has been damaged by a storm, your roofing contractor can play a key role in the claims process. Experienced contractors often have established relationships with insurance adjusters which can help facilitate smoother, faster claims processing. They can document the damage thoroughly, help you understand what your policy covers, and assist with the paperwork involved. Keep in mind that as a homeowner, you’re typically responsible for your deductible and any gap between your coverage and the actual repair cost. A trustworthy contractor will be upfront about these realities rather than making promises your policy can’t keep.

Look for a Contractor With Real Local Accountability

The best roofing contractors aren’t just licensed and insured, they’re invested in their local community and their reputation. They have real reviews, a track record of completed work, and a team that stands behind what they build with pride and excellence.

will cox and ken cox of cox bros roofing
President Will Cox (left) and Founder Ken Cox (right) of Cox Bros. Roofing

Local contractors also bring something out-of-town crews simply can’t: knowledge of your area’s specific building codes, permit requirements, climate conditions, and the roofing materials that perform best in your region. In Spartanburg, Greenville, and the surrounding Upstate SC area, that means understanding the effects of heavy seasonal storms, summer heat, and humidity on roofing systems — from new roof installations to roof replacements and everything in between. That local expertise shows up in the quality of the work.

When evaluating contractors, look beyond the price. Focus on how they communicate, whether they answer your questions directly, and how they handle the inspection and estimate process. A contractor who is transparent and pays attention to detail from the very first conversation is far more likely to deliver the same level of care on your roof.

A Simple Roofing Contractor Checklist

Before you hire, make sure your contractor can say yes to all of the following:

  • Valid state roofing license — verifiable online
  • General Liability and Workers’ Compensation insurance
  • Detailed written estimate with materials, scope, and timeline
  • Separate manufacturer and workmanship warranties
  • Handles permits as part of the job
  • Local presence with verifiable reviews and references
  • No pressure to sign immediately
  • Does not require full payment upfront
  • Offers ongoing maintenance and inspection services
  • Integrity and transparency from the first call to the final walkthrough

If a contractor can’t check every box, keep looking. Spartanburg homeowners and property owners across SC deserve contractors who serve with excellence, not just the ones who show up first after a storm.

Common Questions Homeowners Ask Before Hiring a Roofer

Should I ask for references before hiring a roofing contractor?

Yes — and be specific about it. Ask for 5 to 10 references from local projects completed within the last 3 to 6 months. Recent references are far more valuable than older ones. They reflect the contractor’s current crew, current quality standards, and how they’re operating right now. A confident, reputable contractor will have no hesitation providing them.

How do I check a contractor’s reputation before hiring in South Carolina?

Start with Google reviews. They’re the most current and hardest to manipulate. Look for patterns in what customers say, not just the star rating. The Better Business Bureau (BBB) is also a useful resource for verifying how long a contractor has been in business and whether any complaints have been filed. For SC contractors, cross-reference their license status using the SCLLR License Lookup tool to confirm they’re active and in good standing.

Can a new roof improve my home’s energy efficiency?

It can — significantly. A properly installed roof with quality materials ensures adequate insulation and ventilation, which helps regulate your home’s temperature year-round. In South Carolina’s climate, that means lower cooling costs in summer and better heat retention in winter. If energy efficiency is a priority, ask your contractor about materials and ventilation options that are suited to the Upstate SC climate.

Ready to Work With a Roofer You Can Trust?

Cox Bros Roofing is a veteran-owned, family-operated roofing contractor serving homeowners and businesses across Spartanburg, SC and the surrounding Upstate region. We are fully licensed and insured, we pull every permit required, and we back every installation with manufacturer and workmanship warranties. Our team brings craftsmanship, integrity, and commitment to every roof we work on. No pressure, no shortcuts.

If you’re ready to get a straight answer about your roof, we’d love to help. Request a free estimate and we’ll take it from there.

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