For 38 years, homeowners have trusted Duane Mainardi Builders with their roofing and home remodeling needs. We are a family owned & operated business, and we proudly offer comprehensive Roofing Services while using superior quality materials and experienced professionals. At Duane Mainardi Builders, we understand that you need a roofing company that you can depend on; one that has the experience, integrity, and resources to get the job done right. We are committed to your satisfaction and we proudly offer several services that are sure to provide you with peace of mind.
Our Project Showcase
Our Awards & Certifications
GAF Master Elite® Certification
Because of stringent GAF standards, less than 2% of all roofing contractors have qualified as a Master Elite® Contractor! Learn More
INSTALLATION EXCELLENCE AWARD
Signifies that this contractor has been awarded GAF’s Installation Excellence Award. Indicates that the contractor has had multiple "perfect" roof installations, based on GAF quality inspections.
CONSUMER PROTECTION AWARD
Signifies that this contractor has been awarded GAF’s Consumer Protection Excellence Award. Indicates that the contractor has an exceptional understanding of the benefits of installing complete roofing systems with superior warranty protection — for your peace of mind.
TRAINING EXCELLENCE AWARD
Signifies that this contractor has been awarded GAF’s Training Excellence Award. Indicates that the contractor has demonstrated an exceptional commitment to ongoing technical training and continuous improvement — for superior roof installation.
Signifies that this contractor is a member of the National Roofing Contractors Association. Membership gives this contractor access to industry-leading training, safety, and installation materials.
Verified Customer reviews
Average Customer Rating-test
(based on 81 Homeowner Reviews)
"professional efficient and performed well."
- A.G., Somerdale NJ, Sep 26, 2019
"8/30/19 Roof Replacement"
- J.T., Gloucester City NJ, Aug 30, 2019
"Great contractor%2C experienced with roofing jobs"