(610) 279-3121
Shingle roof installation in King of Prussia PA
King of Prussia Roofing Services

Five-Star Roofing Company in King of Prussia, PA

  • GAF Master Elite Installers
  • Competitive roof warranty options
  • FREE roof inspections

G. Cannon is proud to be a trusted roofing company serving King of Prussia, PA. Our expert team specializes in delivering top-quality residential roofing services, whether you need roof repairs, roof installations, or a brand-new roof. Using only the best materials, we ensure long-lasting results that enhance your home’s curb appeal and energy efficiency. Contact us today for a free estimate and experience why we’re a five-star choice in King of Prussia, PA!

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TRUSTED BY THE BEST

Logo with a blue diamond shape featuring a hammer icon and "GAF" text. Next to it, the words "installation EXCELLENCE Award Winner" are written in blue. Logo depicting the GAF Master Elite certification for roofing contractors, featuring a stylized roof graphic and the text "Factory Certified Master Elite Weather Stopper Roofing Contractor. Logo with a blue diamond shape featuring the text "GAF MASTER SELECT Commercial Roofing Contractor" in white and blue. Logo of TAMKO Building Products, featuring the company name in bold blue letters.

Kevin is an excellent roof inspector, very honest.

Jeannette Shrift
A person with short gray hair and red lipstick smiles while sitting in a car. There is a partially visible orange star badge in the lower right corner of the image. Trees and parked cars are visible outside the window.

“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
A person stands in a snowy landscape, smiling, wearing a black jacket. They are carrying a child on their back in a blue coat and also holding a Corgi dog. The scene is bright with snow-covered trees in the background.

“Great job on our roof! Thank you guys. Experience from start to finish was top notch.”

Concetta Gibbs
Two people relaxing with their feet over a rocky cliff edge, wearing casual shoes. A vast ocean and rugged cliffs are visible in the background. One person wears white shoes, the other blue. An orange star symbol is overlaid in the corner.

“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
A golden retriever looks attentively to the side, with a blurred snowy background. The dog wears a plaid collar, and there is an overlaid orange star symbol at the bottom of the image.

“We had a fantastic experience with them. The job and subsequent follow up was handled to our perfect satisfaction. “

Simone Collins
Smiling person with short hair and black glasses, viewed in a circular frame, with an orange star badge in the corner.

Our Valued King of Prussia Customers

At G. Cannon Roofing & Siding, it’s our mission to provide the highest-quality of roofing services to all King of Prussia homeowners. As homeowners ourselves, we want to take the stress off of you when it’s time for roof repairs or replacement — not add to it. Take it from our happy customers — there’s a reason G. Cannon is the go-to roofing company in King of Prussia.

Close up of shingles installed on residential roof in king of prussia pa

Roofing Expertise In King of Prussia

When it comes to roofing in King of Prussia, PA, G. Cannon offers unmatched expertise. Our roofing contractors specialize in a wide range of services, including roof repairs, roof replacements, and installing new roofing systems. We use durable roofing materials, such as asphalt shingles, to ensure energy efficiency and superior protection.

Whether you’re upgrading your home with a new roof or maintaining your current one, we provide the best solutions tailored to your needs. With a focus on quality and long-lasting results, our team enhances both curb appeal and functionality. Choose G. Cannon for professional residential roofing services and get your free estimate today!

Get free inspection
View from a rooftop with gray asphalt shingles overlooking a parking lot and surrounding green landscape. A church steeple peeks through the trees under a partly cloudy blue sky.

Valley Forge Church

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View of a residential rooftop covered with gray shingles, stretching towards a line of townhouses on the right. Trees and a clear blue sky are in the background.

Social Security Building

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A wide, flat white rooftop under a bright blue sky with scattered clouds. The rooftop is surrounded by trees along the horizon. Several small structures are visible on the roof, and the scene is sunny and expansive.

Glen Burnie Office Building

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A pickup truck labeled "G. Cannon Inc. Roofing & Siding" is parked in front of a multi-story apartment building on a sunny day. Several parked cars are in the lot, and the sky is clear blue with wispy clouds.

Renew Whitemarsh Apartments

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A modern warehouse or retail building with a flat roof and patterned gray facade. Several cars and vans are parked in the foreground on freshly paved parking spaces. A clear blue sky is overhead with a few wispy clouds.

Great North East Plaza

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A flat, white rooftop on a foggy day with a view of distant buildings and trees. The sky is overcast, and the horizon is blurred by mist. Pine trees are visible in the background.

Empty Warehouse Pennsauken

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A parking lot with several parked cars under a partly cloudy sky. In the background, there are retail stores, including GameStop and AT&T. The surrounding trees add greenery to the scene.

Clover Square

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A two-story red building with stone accents is seen under a cloudy sky. Several windows line the structure. A white work truck with branding is parked nearby, and an orange traffic cone is placed on the asphalt in the foreground.

Berwyn Sports Club

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Customers are Treated Like Family

We understand that a new roof is a significant expenditure, and we will work with you every step of the way to ensure that you are completely happy with your new roof. When it comes to concerns, costs, or timelines, you’ll never be left in the dark. We pride ourselves on providing unbeatable customer service with consistent and transparent communication every step of the way.

Trust in a Licensed & Insured Pennsylvania Roofing Contractor

As a licensed and insured roofing company, G. Cannon is dedicated to serving the King of Prussia, PA, community with integrity and professionalism. Our roofing contractors deliver exceptional results, whether you need a roof replacement, roof repairs, or energy-efficient roof installations. We work with premium roofing materials, including asphalt shingles, to ensure your home is protected and stylish.

From minor fixes to complete installations, we prioritize quality, safety, and customer satisfaction. When you choose G. Cannon, you’re choosing the best roofing company in King of Prussia, PA. Contact us today for a free estimate and experience the difference we can make!

Get in Touch
A charming two-story suburban house features a brick and siding exterior, complemented by a black front door and white garage. With king of Prussia roofing adding durability, the home boasts a cozy front porch with two chairs, a lush lawn, and a wooden fence under a partly cloudy sky.

Our process

  • Step 1

    • customer service rep talking to customer

    Phone Call

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

  • Step 2

    • getting a free estimate and shaking hands to finalize the deal

    Free Estimate

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

  • Step 3

    • An elderly couple sits at a wooden table facing a man in a white shirt. The couple is smiling and holding hands, while the man holds a pen and paper. Shelves with books and plants are visible in the background.

    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.

  • Step 4

    • A person is sitting at a table using a laptop while holding a smartphone. They are wearing a denim jacket. Sunlight enters from the left, casting a warm glow over the scene.

    Schedule Job

    Our representative will communicate with you and you will be added to our work schedule at the earliest availability.

  • Step 5

    • G Cannon team performs a residential roof replacement.

    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.

customer service rep talking to customer

Phone Call

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

getting a free estimate and shaking hands to finalize the deal

Free Estimate

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

An elderly couple sits at a wooden table facing a man in a white shirt. The couple is smiling and holding hands, while the man holds a pen and paper. Shelves with books and plants are visible in the background.

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.

A person is sitting at a table using a laptop while holding a smartphone. They are wearing a denim jacket. Sunlight enters from the left, casting a warm glow over the scene.

Schedule Job

Our representative will communicate with you and you will be added to our work schedule at the earliest availability.

G Cannon team performs a residential roof replacement.

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.

G cannon truck

“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
Mom and young daughter hug on couch in king of prussia home

Premium Services Since 1967

Our team of highly trained roofing contractors are proud to have served homeowners in Pennsylvania since 1967. You can always trust our team to work with you every step of the way to make sure you’re taken care of throughout every step of your roof repairs, roof replacement, or other home exterior services.

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Frequently Ask Questions

How long will my project take from start to finish?

While not all homes are the same, 98% of roofs up to 3000 sq. ft are finished in one-day.

How soon can you start?

Typically, we can start within 2 weeks from when the contract is signed. Some jobs may take longer due to supply availability. Please give us a call to discuss your specific time-based needs.

Are you licensed and insured?

Yes, we are licensed and fully insured! PA Licence: #PA039331

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.

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Father and son outside house, enjoying a stress-free cup of coffee.

Hassle-Free Services Every Time

Reach Out to G. Cannon Today!

Get a Free Estimate