Collegeville commercial roof
5-Star Commercial Roofing Services In Collegeville, PA

Collegeville's Go-To Commercial Roofing Company

  • GAF President's Club Members
  • Family owned and operated
  • 5 stars on Yelp!

If you’re looking for a reputable commercial roofing company in Collegeville, PA, look no further than the trusted team here at G. Cannon Roofing & Siding. We’re one of the top roofing companies in the region due to our high-standards, high-end commercial roofing materials and coatings, and our dedication to our customers. We believe in making business owners’ lives easier, not harder, so we never leave you hanging.

With a variety of commercial roofing services and a skilled team of roofing contractors, we will handle whatever you need. From roof repairs to roof replacements and reliable roof maintenance plans, we’ve got you covered.

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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
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“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
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“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
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Our Promise to You Is Our Best Work Every Time

At G.Cannon, we truly care about our customers. We offer solutions for all types of roofs, including metal roofing, EPDM, PVC, and TPO roofing systems, guaranteeing long-lasting results.

Whether you need a roof repair or a new roof installation, we are the trusted roofing company to handle all your commercial roofing needs in Collegeville, PA.

close up to metal commercial roof installation
New Roof? No Problem

Your Collegeville Roofing Professionals

Your commercial roof should be hassle-free, sturdy, and built to last. At G Cannon, we’re dedicated to delivering just that! With over half a century of roofing experience under our belts, we have the expertise needed to craft a roof that checks all the boxes.

Our journey begins with a detailed roof inspection, where we spot any and all signs of damage. From there, we’ll help you design a roofing system that meets your needs and install it in record time. 

With meticulous inspections to skillful installations, you’ll be glad you picked G Cannon for all your Collegeville commercial roofing requirements.

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5 Telltale Signs It’s Time for a New Commercial Roof 

The roof of your commercial property plays a pivotal role in safeguarding your assets, employees, and patrons from the elements. Over time, exposure to weather, temperature swings, and other environmental factors can take a toll on your roof’s integrity. Ignoring signs of commercial roof damage can lead to costly repairs and potential business interruptions. In this blog post, we’ll delve into some common indicators of commercial roof issues and the importance of addressing them promptly.

1) Pesky Leaks and Unsightly Water Stains 

When it comes to spotting commercial roof damage, water infiltration is hard to miss. If you spy water stains on your ceiling or walls, it’s a clear signal that your roof’s defenses have been breached. Leaks can manifest due to various factors, such as damaged roofing materials, deteriorating flashing, or clogged drainage systems. Promptly addressing leaks is pivotal to preventing further harm to your building’s interior and thwarting potential mold growth.

2) Battered or Missing Roofing Materials 

Give your roof a regular once-over to spot any compromised or missing roofing materials, be it shingles, tiles, or membrane sections. Strong winds, hail, and heavy rainfall can dislodge these materials or cause damage. When roofing materials are missing or damaged, they expose the underlying structure to the elements, increasing the risk of further deterioration. To keep your roof’s integrity intact, replace or repair these materials without delay.

3) Unwanted Pools of Water 

Water accumulation on your commercial roof’s surface is a red flag. If you notice areas where water pools after rain showers, it could signal improper drainage or a sagging roof structure. Pooled water can expedite roof decay and lead to leaks, so it’s crucial to identify and address drainage issues promptly. Ensure that your roof’s drainage system functions correctly and directs water away from your building.

4) Blisters and Bubbles 

Commercial roofs often endure extreme temperature fluctuations, causing roofing materials to expand and contract. Over time, this can result in blistering and bubbling on the roof’s surface. These unsightly bubbles indicate trapped moisture beneath the roofing material, compromising its effectiveness. Left unattended, these bubbles can lead to more extensive damage. Consult a professional roofing contractor to assess the issue’s extent and recommend appropriate repairs.

5) Drooping or Distorted Roof Structure 

A sagging or deformed roof structure is a grave sign of roof damage that requires immediate attention. It can stem from various factors, including water damage, compromised structural support, or excessive weight on the roof. A sagging roof not only jeopardizes your building’s safety but also heightens the risk of further harm to the roofing materials. If you observe any structural anomalies, consult a structural engineer or roofing professional for a comprehensive assessment and necessary repairs.

Commercial Roofing Solutions Designed For You

Your commercial roof should be as unique as you are! That’s why, at G. Cannon, we work hard every day to provide you with commercial roofing solutions that are just right for you. We offer a wide range of materials, including EPDM, TPO, and PVC.

This allows us to take into consideration the style of your building, your budget, and maintenance requirements in order to craft a roofing system that ticks all of your boxes. Got a question? Give us a call, and we’ll walk you through the entire process, step by step!

Customer Care That Shines

We Stand Out from the Crowd

After all these years, we know that being a cut above the rest takes more than just roofing know-how. It takes genuine care and attention to our customers’ needs.

Our commitment to you begins with clear communication, ensuring you’re informed about our process and what to expect. Additionally, we provide outstanding product and workmanship warranties to safeguard your investment against any unexpected challenges that come your way. At G Cannon Roofing, you’re our top priority!

Get in Touch
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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
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Serving Pennsylvania Business Owners Since 1967

Our team of highly trained and experienced roofing contractors is dedicated to providing outstanding customer service, and we’re proud to have served business owners in Pennsylvania since 1967.

We offer FREE on-roof evaluations so that we can determine the best course of action for your roof, and we’ll work with you every step of the way to make sure you’re taken care of.

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Frequently Ask Questions

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Hassle-Free Services Every Time

Reach Out to G. Cannon Today!

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