Key Takeaways:

• Always verify that the roofing and siding contractor is licensed, bonded, and insured.
  
  

• Ask for recent references and check verified reviews to assess reliability and quality of work.
  
  

• Request a detailed, written estimate with line items for labor, materials, and additional costs.
  
  

• Confirm who will manage the job site and how communication will be handled throughout the project.
  
  

• Discuss warranties for both materials and workmanship, and get all coverage terms in writing.
  
  

• Ensure the contractor provides cleanup, waste removal, and a final walk-through before final payment.

When it comes to protecting your home, few exterior upgrades matter more than quality roofing and siding. These components shield your house from weather damage, improve energy efficiency, and add curb appeal. But before you invest thousands of dollars into a new roof or siding installation, choosing the right roofing and siding contractor is critical.

Not all contractors are created equal. Some overpromise and underdeliver. Others might lack proper licensing, use subpar materials, or fail to finish jobs on time. The best way to avoid costly mistakes is by knowing which questions to ask from the very beginning. A well-informed homeowner can confidently evaluate any roof and siding company and identify who’s equipped to deliver professional, reliable results.

This guide breaks down 17 essential questions to ask before hiring a roofing and siding contractor, along with detailed explanations of what to look for in their answers.

1. How long have you been in business under your current name?

A company's history reflects its reliability and commitment to quality work. A roofing and siding contractor with a long-standing track record is more likely to deliver consistent results and stand behind their work.

Why this matters:

• Longevity indicates customer trust, financial stability, and industry experience.
  
  

• Some contractors with poor reputations change names to escape negative reviews or legal action.
  
  

• Experience is especially important in complex or custom installations.
  
  

What to check:

• Ask how many years they’ve worked in your local area.
  
  

• Search for their business name on state licensing databases.
  
  

• Look for a consistent online presence dating back at least 5–10 years.
  
  

2. Are you licensed, bonded, and insured?

This is one of the most important questions to ask any siding and roofing professional. Without proper licensing or insurance, you could be held liable for accidents or left with unfinished work and no legal recourse.

Understand the differences:

• Licensed means they’ve met your state’s requirements for operating a roofing or siding business.
  
  

• Bonded ensures financial protection if they don’t complete the job or violate contract terms.
  
  

• Insured covers property damage and injuries during the project.
  
  

Tips:

• Request copies of documents and verify them with your local building department.
  
  

• Confirm general liability and workers' compensation policies are active and adequate.
  
  

3. Can you show me photos or examples of recent projects?

Seeing previous work is essential to understanding a roof and siding company’s craftsmanship, attention to detail, and aesthetic style.

Ask for:

• A portfolio with before-and-after images of roofing and siding installations.
  
  

• Projects that used similar materials or styles to what you’re considering.
  
  

• Job timelines, scope of work, and any challenges they overcame.
  
  

Why this matters:

• You’ll gain visual confirmation of their capabilities.
  
  

• Real projects show how the contractor adapts to different home designs and material types.
  
  

• It provides a reference point for your own project expectations.
  
  

4. Have you worked with the materials I want to use?

Not all contractors specialize in every type of roof or siding system. Whether you're considering architectural shingles, standing seam metal, fiber cement siding, or vinyl panels, you’ll want someone who’s experienced with those materials.

Important considerations:

• Inexperienced contractors may void manufacturer warranties with improper installation.
  
  

• Complex materials like metal roofing or composite siding require specialized training and tools.
  
  

• Some siding systems must be installed in specific temperature or moisture conditions.
  
  

Questions to ask your siding and roofing professional:

• Are you certified by the manufacturer of this product?
  
  

• How many similar installations have you completed in the past year?
  
  

• What warranties are available for this material and installation?
  
  

5. Can you provide recent references I can contact?

Speaking directly to past clients gives you honest insights into the contractor’s reliability, professionalism, and how they handled any issues that came up.

Tips for using references effectively:

• Ask for at least three recent clients (within the last 12 months).
  
  

• Request contact info and permission to reach out.
  
  

• Ask questions about punctuality, cleanliness, communication, and follow-through.
  
  

Suggested questions for references:

• Was the roofing and siding contractor on time and on budget?
  
  

• Did they communicate clearly and keep you updated throughout the project?
  
  

• Was there any damage or mess left behind?
  
  

• Would you hire them again?
  
  

6. Where can I read verified reviews of your company?

Online reviews help validate claims made by the contractor and offer a broader view of customer satisfaction. The best roofing and siding contractors have consistent, positive reviews across multiple platforms.

Where to look:

• Google Reviews
  
  

• Better Business Bureau (BBB)
  
  

• Yelp
  
  

• Angi (formerly Angie’s List)
  
  

• Facebook or Houzz
  
  

How to analyze reviews:

• Look for repeated praise or complaints (e.g., timeliness, crew professionalism, cleanup).
  
  

• Watch how the company responds to negative feedback.
  
  

• Be cautious of companies with dozens of five-star reviews and no detailed comments—these may be fake.
  
  

7. Have you ever had formal complaints filed?

Asking this directly helps uncover potential red flags. While one or two issues over a long career aren’t unusual, you want to know how the siding and roofing company handled the situation.

What to do:

• Ask if they’ve had complaints with the BBB or local licensing board.
  
  

• Verify the information by searching publicly available records.
  
  

• Ask how the contractor resolved those complaints and what they learned from the experience.
  
  

8. Who will be in charge of the job site?

It’s common for a different person to manage the job day-to-day than the one who gave you the estimate. Knowing who to contact avoids confusion and ensures accountability.

Ask for specifics:

• Name and role of the site supervisor.
  
  

• Their experience level and how often they’ll be present.
  
  

• Backup contacts if that person is unavailable.
  
  

Why this is important:

• A dedicated job manager ensures your roof and siding installation stays on schedule.
  
  

• It simplifies communication if problems arise.
  
  

9. What’s your estimated project timeline?

Timelines help set expectations and allow you to plan ahead. A professional roofing and siding contractor should be able to provide a realistic schedule based on your project size, weather conditions, and crew availability.

Discuss details like:

• Anticipated start and end dates.
  
  

• Working hours and weekend availability.
  
  

• Material ordering lead times.
  
  

• How they handle delays (e.g., weather or product shortages).
  
  

Avoid contractors who give vague or overly optimistic timelines without checking their crew’s availability or local permit turnaround times.

10. How do you handle unexpected issues?

Roofing and siding projects sometimes uncover hidden problems such as rotten wood, mold, or structural weaknesses. The contractor’s approach to surprises can make or break your experience.

Ask how they handle:

• Communicating and documenting new issues.
  
  

• Pricing out additional work.
  
  

• Getting your approval before moving forward.
  
  

What to look for:

• Clear policies for change orders.
  
  

• Photos or videos of problem areas.
  
  

• Upfront pricing adjustments.
  
  

11. How will you communicate with me during the project?

Clear communication prevents misunderstandings and delays. You need to know how frequently updates will be provided and who will deliver them.

Clarify these points:

• Will you get daily or weekly updates?
  
  

• What’s the preferred method (email, phone, text)?
  
  

• Who should you contact with questions or concerns?
  
  

A siding and roofing professional who is easy to reach and responsive throughout the job is far more likely to deliver a stress-free experience.

12. Can you provide a written, itemized estimate?

A detailed written estimate outlines exactly what you’re paying for and reduces the likelihood of surprise costs or disputes later.

Make sure it includes:

• Line items for labor, materials, permits, equipment, and waste disposal.
  
  

• The types, brands, and quantities of materials.
  
  

• Payment terms, including deposit amounts and due dates.
  
  

• Estimated start and finish dates.
  
  

Compare estimates from multiple roof and siding companies and look for any missing items or vague pricing.

13. What deposit is required, and do you offer financing?

Most reputable contractors ask for a reasonable deposit—typically no more than 10% to 30% of the total project cost. Be wary of anyone demanding a large upfront payment.

Questions to ask:

• What’s the deposit amount and when is it due?
  
  

• Are there any payment plan options?
  
  

• Do you partner with third-party lenders for financing?
  
  

Review all financing terms carefully and avoid high-interest options that significantly inflate your project cost.

14. What happens if additional work is needed?

Even a well-scoped job can evolve if hidden damage or structural problems are uncovered. You need to know how your contractor handles changes to the original plan.

Ensure the process includes:

• Written documentation of the issue.
  
  

• A new estimate or change order to approve.
  
  

• Explanation of how the extra work will affect your timeline and budget.
  
  

Only work with a siding and roofing contractor who respects your right to approve or deny changes before they begin.

15. Can you explain your warranties?

Warranties protect your investment long after the project is completed. Both material and workmanship warranties are important—and they are not the same.

Ask about:

• Manufacturer warranties on shingles, panels, underlayment, or fasteners.
  
  

• Labor or workmanship guarantees from the roof and siding company.
  
  

• Warranty transferability if you sell your home.
  
  

A trustworthy contractor will provide warranty documents in writing and explain what is (and isn’t) covered.

16. Do you handle cleanup and disposal?

Roofing and siding jobs generate a lot of debris. From old shingles and underlayment to discarded nails and siding cutoffs, thorough cleanup is essential for safety and curb appeal.

Clarify these points:

• Will they bring a dumpster or use a trailer?
  
  

• Will nails be removed with magnetic sweepers?
  
  

• Who handles leftover materials and cleanup at day’s end?
  
  

Check online reviews to see if the company consistently leaves job sites clean and damage-free.

17. Will we do a final walk-through together?

Before making your final payment, inspect the finished work to ensure everything meets your expectations and contract terms.

Ask if the contractor will:

• Walk you through each completed area.
  
  

• Review warranty paperwork and maintenance recommendations.
  
  

• Document any minor issues or adjustments needed.
  
  

A reputable siding and roofing contractor wants to close the project with your full satisfaction.

Hiring a roofing and siding contractor isn’t just about comparing prices—it’s about choosing someone who’s trustworthy, experienced, and communicative. By asking the right questions, verifying their credentials, and understanding their process, you protect your home and your budget.

Take your time, interview multiple roof and siding companies, and use this list as a guide during every conversation. With the right contractor, your next roofing or siding project can be smooth, efficient, and long-lasting.

Contact Information:

Dillman Brothers

3509 N Cunningham Ave
Urbana, IL 61802
United States

Scott Dillman
https://www.dillmanbrothers.com/