Commercial Roofing Done Right
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Top PA Contractors Since 1967
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One-Stop Shop for all Commercial Roofing Needs
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Fast Communication Response Time
G. Cannon is proud to be part of the less than 2% of contractors who are GAF President’s Club members and part of the 3% of roofers who are GAF Master Select Contractors. Our commercial work is backed by our industry-leading warranties, quality materials, and years of experience.
Get In Touch With Us!
Trusted by the best
Kevin is an excellent roof inspector, very honest.
Jeannette Shrift
“If you want a perfectly done roof with a long warranty at a low price use these guys. These guys are the best.”
Malcolm Collins
“Great job on our roof! Thank you guys. Experience from start to finish was top notch.”
Concetta Gibbs
“Seamless experience from start to finish. Excellent work and great customer service. Our roof looks better than expected! Will absolutely recommend to anyone.“
Justin Spoont
“We had a fantastic experience with them. The job and subsequent follow up was handled to our perfect satisfaction. “
Simone Collins
Our Promise to You Is Our Best Work Every Time
At G.Cannon, we truly care about our customers. As homeowners ourselves, we believe our neighbors should receive the best possible service at a fair price they can afford. You should feel safe and confident with your exterior home services from start to finish. That is why G.Cannon’s promise to you is quality workmanship at a fair price and without the worry, every time.
Trust Us For Your Commercial Roofing Needs
As a commercial building owner or project manager, you don’t have time to worry about your roof. G. Cannon has been in the business since 1967, so you can trust that we’ve handled just about every type of commercial roof or problem. Our team is skilled to help with flat roofing (EPDM, TPO, & PVC), standing seam metal, asphalt shingles, cedar shake, and slate tile. We also offer flat roof coatings (silicone & acrylic) and roof maintenance plans. We would love to be your commercial roof partner for the long haul.
Our process
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Step 1
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Step 2
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Step 3
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Step 4
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Step 5
Contact Us
Whether via email or telephone, our friendly representative is here to take your call and schedule your free estimate.
Free Estimate
Our skilled estimators will inspect your property and provide a clear and detailed estimate for the required services.
Submittals & Site Meeting
While the scope of work might change with each job, our commercial project managers will work with you to best understand the necessary materials, scope of work, and logistics for your commercial project.
Schedule Job
Our representative will communicate with you and you will be added to our work schedule at the earliest availability.
Perform Work
A G.Cannon representative will be available to meet with you at the beginning of the project. A qualified G.Cannon crew will perform the designated work on the scheduled date.
Contact Us
Whether via email or telephone, our friendly representative is here to take your call and schedule your free estimate.
Free Estimate
Our skilled estimators will inspect your property and provide a clear and detailed estimate for the required services.
Submittals & Site Meeting
While the scope of work might change with each job, our commercial project managers will work with you to best understand the necessary materials, scope of work, and logistics for your commercial project.
Schedule Job
Our representative will communicate with you and you will be added to our work schedule at the earliest availability.
Perform Work
A G.Cannon representative will be available to meet with you at the beginning of the project. A qualified G.Cannon crew will perform the designated work on the scheduled date.
“We help you choose what’s best for your home or business. We guarantee top-notch service and cleanup.”
Jerry Cannon // Owner + CEO
Our Core Values
We Guarantee Quality
No Hassle
Commitment to quality
Trusted Relationships
Delivering value
Top Commercial Roofing Contractor in PA
What sets G. Cannon apart? We have been established as a commercial contractor in Pennsylvania since 1967. Working with local contractors matters. We understand what Pennsylvania businesses and properties are looking for in their commercial partner: quality workmanship and timely communication. G. Cannon is proud to offer both!
Check Out Our Recent Projects
We proudly stand by our work— see what we can do for your commercial business.
Industry-Leading Roof Warranties
Are you a project manager or general contractor? We get that there’s a lot on your plate to get the job done. Our #1 goal is to be on top of our communication, so that you’re never waiting on us. G. Cannon is also fully licensed and insured, offering industry-leading warranties. We are Master Select Certified for low slope and TPO coatings and Master Elite Certified for steep slope and shingles. From efficient communication to manufacturer guarantees, your commercial roof is sure to stand the test of time.
Types of roofing
Cedar Roof
Slate Roof
Metal Roof
Flat Roof
Asphalt Shingles
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