Overview
About Us
Interstate Roofing is pleased to be the #1 residential roofing contractor in Colorado and 13th in the nation. Through hard work and determination we continue to grow and achieve our goal of 100% customer satisfaction. By adhering to the highest standards and best industry practices we have gained such notable accreditations as GAF Master Elite, Owens Corning Platinum Preferred, and Certainteed Select Roofer. To our clients this means they can rest assured not only that they will receive the best possible installation and quality products, but also that our work is backed by the top manufacturers in the industry. Choosing a Residential Roofing Contractor is not a decision that should be made lightly. Do your research and then check out Interstate Roofing. You will find that we are: Fully licensed & insured Fiscally strong & responsible A+ rated BBB member Tom Martino recommended Factory certified National Roofing Contractor Association member Insurance claim specialists Much, much more
*Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products. Your dealings with a Contractor, and any services they provide to you, are subject to the Contractor Terms of Use.
Customer Reviews
"JD came over and checked our roof after a storm, gave us an honest inspection and let us know we didn’t have damage. Thank you to him and interstate, that is for sure the company I will be using next time I do need a new roof and will recommend him to all friends and family going forward!"
"We are very pleased with our roof and gutter job. Ryan was amazing to work with and kept communication flowing and things progressing as planned. Very pleased that everything went as expected and the work was timely! We would work with Ryan and Interstate again!"
"Had the pleasure of working with JD and interstate roofing for my latest remodel. I’ve worked with other roofing companies before for different properties but interstate was head and shoulders above the rest. JD gave me an accurate timeline, they were efficient, and everything was spotless upon cleanup. HIGHLY recommend JD and interstate roofing for your next project!"
"VERY PROFESSIONAL"
"INTERSTATE ROOFING"
- "VERY PROFESSIONAL"
- "INTERSTATE ROOFING"
- "VERY HELPFUL PROFESSIONAL"
- "RESPONSIVE/PRO ACTIVE"
- "Customer asked us not to share his/her review."
- "PROFESSIONAL, EXPERIENCE, & COURTEOUS CO"
- "WE LOVE BRIAN BAILEY"
- "HELPFUL AND PROFESSIONAL."
- "Breach-of-Contract and Untrustworthy"
- "Below Standards"
- "PROFESSIONAL"
- "BILLY AT INTERSTATE"
- "Customer asked us not to share his/her review."
- "Customer asked us not to share his/her review."
- "EXCELLENT CONTRACTOR"
- "Customer asked us not to share his/her review."
- "Customer asked us not to share his/her review."
- "supplier unable to deliver product as requested"
- "Customer asked us not to share his/her review."
- "Customer asked us not to share his/her review."
- "I HAVE NO IDEA WHAT IS HAPPENING WITH THE FALSE CLAIMS OF, 14 BOARDS REPLACED, THEN 1/2 MY ROOF HAS NEW BOARDS, AND 12 BOARDS WERE REPLACED CONFIRMED TO OFFICE BY PROJECT MANAGER. I CLIMBED IN MY ATTIC AND FOUND 4 BOARDS REPLACED ON HOUSE AND 3 IN GARAGE"
- "did a great job."
- "Customer asked us not to share his/her review."
- "Are honest,professional and great at their jobs"
- "Customer asked us not to share his/her review."
- "Did the work on time and on budget."
- "Customer asked us not to share his/her review."
- "were professional didnt clean up didnt provide me with what was quoted"
- "Should install my neighbors new roof"
- "trustworthy and honest"
- "did an excellent job"
- "fixed the issues that occurred when the original installers did not perform"
- "do quality work and stand behind their word"
- "provide a great product in a professional manner."
- "are honest professionals who care about the quality of their work"
- "THEY DO THE JOB TO MEET YOUR EXPECTATIONS"
- "WERE OUR BEST CHOICE"
- "Customer asked us not to share his/her review."
Awards
Installation Excellence Award
This award is for contractors that consistently install with a very high level of quality and provide their customers the highest protection that GAF offers.
Consumer Protection Excellence Award
This award recognizes those contractors that best protect their clients with system selling and enhanced warranties.
Training Excellence Award
This award is for contractors that are committed to training and continuous improvement.
Installed Roofs Near You
Find Other Roofing Contractors Nearby
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- Edgewater Roofing
- Wheat Ridge Roofing
- Denver Roofing
- Federal Hgts Roofing
- Denver Federal Center Roofing
- Glendale Roofing
- Federal Heights Roofing
- Welby Roofing
- Montbello Roofing
- Lowry Roofing
- Montclair Roofing
- Dupont Roofing
- Fort Logan Roofing
- Ft Logan Roofing
- Lakewood Roofing
GAF Awards & Certifications
Residential Contractors
Commercial Contractors
Awards
Master Elite®
A mark of roofing excellence. Only 2% of roofers in North America are invited to become GAF Master Elite® Contractors. It can’t be bought. It can only be earned.*
Get peace of mind with a Master Elite® Contractor Contractor
At GAF, we evaluate thousands of roofers in the country and make sure they're insured and have state licenses (in states that require them) so they can offer our best warranties.
This certification requires a minimum of 7 years of experience, is renewed yearly and requires the contractor to be:
Properly insured & licensed:
For your protection, so you can rest easy knowing you're covered
- $1M+ Liability Insurance
- Worker's Compensation Insurance
- State licensed where required and applicable
Reputable & trustworthy:
With a track record of providing quality roofing services in your community
- Good standing with the Better Business Bureau
- Good credit rating per Experian
Highly qualified:
Up to date on the latest technology and practices, ensuring expert installation
- High property owner job satisfaction ratings
- Able to offer the strongest GAF warranties
Your connection to stronger GAF warranties
The GAF Shingle & Accessory Limited Warranty provides a Lifetime limited warranty term and 10-year 100% coverage period during which GAF will provide both installation labor costs and replacement GAF products necessary to repair your roof due to a manufacturing defect for 10 years.
A GAF Master Elite® Contractor can also offer the GAF System Plus Limited Warranty, increasing your Smart Choice® Protection Period from 10 to 50 years and including tear off.
| Non-certified Contractor | Certified Contractor | Master Elite Contractor | |
| GAF Shingle & Accessory Limited Warranty | ✓ | ✓ | ✓ |
| WindProven™ GAF Roofing System Limited Warranty | ✓ | ✓ | ✓ |
| GAF System Plus Limited Warranty | - | ✓ | ✓ |
| GAF Silver Pledge™ Limited Warranty | - | - | ✓ |
| GAF Golden Pledge® Limited Warranty | - | - | ✓ |
*Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products. Your dealings with a Contractor, and any services they provide to you, are subject to the Contractor Terms of Use.
Certified™
Only 7% of roofers in North America are invited to become GAF Certified™ Contractors. It can’t be bought. It can only be earned.*
Get peace of mind with a Certified™ Contractor
At GAF, we evaluate thousands of roofers in the country and make sure they're insured and have state licenses (in states that require them) so they can offer our best warranties.
This certification requires a minimum of 3 years of experience, is renewed yearly and requires the contractor to be:
Properly insured & licensed:
For your protection, so you can rest easy knowing you're covered
- $1M+ Liability Insurance
- Worker's Compensation Insurance
- State licensed where required and applicable
Reputable & trustworthy:
With a track record of providing quality roofing services in your community
- Good standing with the Better Business Bureau
- Good credit rating per Experian
Highly qualified:
Up to date on the latest technology and practices, ensuring expert installation
- High property owner job satisfaction ratings
- Able to offer the strongest GAF warranties
Your connection to stronger GAF warranties
The GAF Shingle & Accessory Limited Warranty provides a Lifetime limited warranty term and 10-year 100% coverage period during which GAF will provide both installation labor costs and replacement GAF products necessary to repair your roof due to a manufacturing defect for 10 years.
A GAF Certified™ Contractor can also offer the GAF System Plus Limited Warranty, increasing your Smart Choice® Protection Period from 10 to 50 years and including tear off.
| Non-certified Contractor | Certified Contractor | Master Elite Contractor | |
| GAF Shingle & Accessory Limited Warranty | ✓ | ✓ | ✓ |
| WindProven™ GAF Roofing System Limited Warranty | ✓ | ✓ | ✓ |
| GAF System Plus Limited Warranty | - | ✓ | ✓ |
| GAF Silver Pledge™ Limited Warranty | - | - | ✓ |
| GAF Golden Pledge® Limited Warranty | - | - | ✓ |
*Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products. Your dealings with a Contractor, and any services they provide to you, are subject to the Contractor Terms of Use.
Master Select™
Get assurance that you’ll be dealing with a quality, reputable and dependable professional when you choose a GAF Master Select™ Contractor.
GAF Master Select™ Contractors must have a minimum of 5 years of experience are required to be:
Properly insured & licensed:
For your protection, so you can rest easy knowing you're covered
- $1M+ Liability Insurance
- Worker's Compensation Insurance
- State licensed where required and applicable
Reputable & trustworthy:
With a track record of providing quality roofing services in your community
- Good standing with the Better Business Bureau
- Good credit rating per Experian
Highly qualified:
Up to date on the latest technology and practices, ensuring expert installation
- GAF trained and certified
- Able to offer enhanced GAF commercial warranties and guarantees
GAF Master Select™ Contractors are your connection to the strongest GAF commercial guarantees and warranties
| Non-GAF Contractors | GAF Master Contractor | Master Select™ Contractor | |
| Standard Limited Product Warranty | ✓ | ✓ | ✓ |
| Weather Stopper© Integrated System Limited Warranty | - | ✓ | ✓ |
| System Pledge™ Limited Warranty | - | ✓ | ✓ |
| Emerald Pledge™ Limited Warranty | - | ✓ | ✓ |
| Diamond Pledge™ NDL Roof Guarantee | - | 30 year maximum term No Dollar Limit Guarantees (NDL) | 35 year maximum term No Dollar Limit Guarantees (NDL) |
*Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products. Your dealings with a Contractor, and any services they provide to you, are subject to the Contractor Terms of Use.
Master
Get assurance that you’ll be dealing with a quality, reputable and dependable professional when you choose a GAF Master Contractor.
GAF Master Select™ Contractors must have a minimum of 5 years of experience are required to be:
Properly insured & licensed:
For your protection, so you can rest easy knowing you're covered
- $1M+ Liability Insurance
- Worker's Compensation Insurance
- State licensed where required and applicable
Reputable & trustworthy:
With a track record of providing quality roofing services in your community
- Good standing with the Better Business Bureau
- Good credit rating per Experian
Highly qualified:
Up to date on the latest technology and practices, ensuring expert installation
- GAF trained and certified
- Able to offer enhanced GAF commercial warranties and guarantees
GAF Master Contractors are your connection to the strongest GAF commercial guarantees and warranties
| Non-GAF Contractors | GAF Master Contractor | Master Select™ Contractor | |
| Standard Limited Product Warranty | ✓ | ✓ | ✓ |
| Weather Stopper© Integrated System Limited Warranty | - | ✓ | ✓ |
| System Pledge™ Limited Warranty | - | ✓ | ✓ |
| Emerald Pledge™ Limited Warranty | - | ✓ | ✓ |
| Diamond Pledge™ NDL Roof Guarantee | - | 30 year maximum term No Dollar Limit Guarantees (NDL) | 35 year maximum term No Dollar Limit Guarantees (NDL) |
*Contractors enrolled in GAF certification programs are not employees or agents of GAF, and GAF does not control or otherwise supervise these independent businesses. Contractors may receive benefits, such as loyalty rewards points and discounts on marketing tools from GAF for participating in the program and offering GAF enhanced warranties, which require the use of a minimum amount of GAF products. Your dealings with a Contractor, and any services they provide to you, are subject to the Contractor Terms of Use.
Premium Coating Systems
Contractors with Premium Coating Systems certification focus on coatings and liquid membranes, and have a proven track record specifically with these products. Their training and project performance with GAF have enabled them to qualify for this distinct designation.
Premium Coating Systems certification requires proper insurance and licensing, a strong reputation for quality, and a commitment to understanding the latest technology and installation methods.
Contractors with GAF Premium Coating Systems certification are also your connection to the strongest GAF commercial guarantees and warranties for this product category
President's Club Award
These contractors represent the best of the best of our Master Elite®, Master Select™, and Premium Coating Systems Contractors.
They have distinguished themselves by meeting stringent requirements in the categories of Performance, Reliability, or Service.