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Commercial & Specialty Roofing Contractor 800-532-ROOF (7663)
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Why GSM Roofing?

GSM Roofing is a private, family-owned, professional service company, specializing in the installation and maintenance of commercial and specialty roofing. Founded in 1946, we operate in the South Central & South Eastern PA, MD, DE and NJ region with a full scope of services that includes roof service & maintenance, re-roofing, new construction roofing, historic restoration and custom metal fabrication. GSM also offers roof safety solutions and other building envelope products. More

Safety

We believe the prevention of accidents and injuries is so important, that a safe working environment has precedence over productivity whenever necessary. More

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Benefits of a Green Roof from GSM Roofing

As more and more people continue to look for ways to save on energy costs and protect the environment, Green More

Shingle Roofs Installed by Skilled Technicians

While your roof is the building workhorse, protecting your investment, it’s typically out of sight and out of mind. A More