
Glenside’s Preferred Roofing Company
When it comes to roofing in Glenside, G. Cannon is your trusted local partner. With over 55 years of experience serving Montgomery County homes and businesses, we deliver top-quality roofing solutions tailored to your needs and expectations. Whether you’re dealing with storm damage, stubborn leaks, or require a full roof replacement, our expert team works meticulously to ensure your home stays protected and beautifully maintained. We pride ourselves on completing projects on time, within budget, and with exceptional attention to detail that truly sets us apart.
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TRUSTED BY THE BEST
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.
Our Experience Speaks for Itself
Founded in 1967 and family-run ever since, G. Cannon has earned a strong reputation for honesty, reliable communication, and superior craftsmanship. As a GAF Master Elite® certified contractor, we’re recognized for meeting strict industry standards. This elite status allows us to provide premium warranties that bring long-term peace of mind. From the moment we begin your initial inspection to the final walk-through, our process is transparent, efficient, and always focused on delivering the best possible experience.

Areas We Serve
FAQs
What is the typical timeline for a roof replacement in Glenside?
In most cases, our team completes roof installations within one day for Glenside residents.
Which roofing materials are available for my Glenside home?
We offer a variety of options in Glenside, including: asphalt shingles, metal panels, cedar, slate tiles, and flat roofing solutions.
Do you guarantee your roofing work in Glenside?
Yes, every project in Glenside is supported by trusted manufacturer warranties and our own workmanship promise.
Check Out Our recent Projects
We love our work to speak for itself. Check out some of our beautiful projects!
Built to Last with Premium Roofing Materials
At G. Cannon, we believe your roof deserves nothing less than the highest quality. That’s why we only use durable, high-performance materials backed by the industry’s leading manufacturer warranties. We offer a wide selection of roofing options, including asphalt shingles known for their versatility, elegant metal roofs for lasting strength, classic cedar for timeless beauty, sophisticated slate, and modern membrane solutions like TPO and EPDM. With our expert guidance, you can confidently choose the perfect material that matches your home’s style, performance needs, and long-term budget.

Our process

Phone Call
Our friendly representative is here to take your call and schedule your free estimate.

Free Estimate
Our skilled estimators will inspect your home and provide a clear and detailed estimate for the required services.

Sales Meeting & Follow-Up
Our estimator will explain the service process and material details and then provide you with all the necessary information to make an informed decision.

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
Proudly Local: Serving the Glenside Community
Based in Norristown and deeply rooted in nearby communities like Glenside, G. Cannon isn’t just another roofing company; we’re your neighbors and fellow homeowners. As a fully licensed and insured local business, we operate with integrity, clear communication, and a no-pressure approach that puts our customers first. When our crews arrive, they treat your home as if it were their own, working with care, professionalism, and respect for your property. We are committed to leaving every job site cleaner and better than we found it, ensuring your experience with us is positive from start to finish.

Frequently Ask Questions
How long will my project take from start to finish?
How soon can you start?
Are you licensed and insured?
What types of services do you offer?
Services we offer include roofing, siding, windows, and gutters.
How do I know whether I need a repair or a new installation?
With your free estimate, our competent technician will give you the right information to make the best decision for your home and your wallet – regardless of whether or not you choose us for the job.