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Our Roofing Manufacturer Partners and Products

We perform roof assessments, repairs and service, as well as complete installation and design of new and replacement roofs. We have extensive experience and expertise in residential and commercial roofing solutions, from shingles to the latest “flat roof” energy-efficient membranes. We also do gutter design, repair and installation. Our Services Include:

Residential Roof Replacement

Residential Roof Repair and Service 

Residential Gutters

Commercial Roof Replacement

Commercial Roof Repair and Service

Commercial Gutters

We work with the industry’s leading manufacturers to provide you with the best selection of roofing products available backed by the best warranties in the business. We are proud to represent them in the Denver roofing market.

CertainTeed SELECT ShingleMaster

SELECT Shingle Master

Do not trust your largest asset to just any contractor. CJ Roofing Home Improvement has achieved CertainTeed’s highest credential level and is authorized to operate and represent itself as a SELECT ShingleMaster and can offer the CertainTeed SureStart PLUS warranty extensions. This makes us the Denver roofer that is your smartest and safest choice.

Owens Corning Platinum Preferred Contractor

Owens Corning Platinum Preferred Roofing Contractor

Only the top 8% of all Owens Corning’s Preferred Contractors are chosen to be Platinum Preferred Contractors. This is a special relationship between Denver based CJ Roofing & Home Improvement and Owens Corning which allows us, through our proven track record of quality work, to offer special material and labor warranties backed by Owens Corning!

Owens Corning Top of the House

Owens Corning Top of the House

CJ Roofing & Home Improvement is Top of the house Certified by Owens Corning. This certification is proof positive of our superior understanding of complete roof, insulation, and ventilation systems. This valuable certification proves CJ Roofing Company is the Denver roofers who are committed to extending the life of your roof, providing VALUE, all while reducing our carbon footprint.


“Worry-Free” And “Hassle-Free” Warranty Options

Because of CJ Roofing & Home Improvement unique Factory-Certified status, all of our roofing installations are eligible for special warranties. CJ Roofing & Home Improvement is backed by GAF’s proven stability as North America’s largest roofing manufacturer. After all, a warranty is only as “VALUABLE” as the manufacturer that stands behind it. With a GAF roof, you know you will be covered throughout the warranty period-without fail! Ask us about which warranty option would best suit your NEW ROOF!