GSM Roofing

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• Roofing Services
  • Roof Service & Maintenance
    From leak repairs to emergency blow-offs, curb installations to coatings, preventive maintenance to roof asset management, snow removal to surveys, we can handle it all.
  • Re-Roofing
    We'll partner with you through the entire process from design and budgeting to install and continue to provide service long after the roof is installed.
  • New Construction
    Use your new roof to drive energy savings (vegetative, solar, "cool") or as a masterpiece to show off (copper, cedar, slate).
• Roof Types
  • Built-Up Roofs
    Traditional and Modified Bitumen
  • Custom Metal Roofs
    Copper, Zinc, Stainless Steel
  • Pre-Manufactured Metal Roofs
  • Single Ply Roofs
    EPDM, PVC, TPO
  • Cedar Shake Roofs
  • Shingle Roofs
  • Slate Roofs
  • Tile Roofs
• Related Products
  • Exterior Wall Panels
    We can install insulated, composite or custom panels to make your building pop with character.
  • Waterproofing
    Our technicians understand the intricacies of hot fluid applied, single ply, bentonite or self adhered waterproofing.
  • Safety Roof Hatches
    Keep your people safe, your rooftop secure and stay OSHA-compliant.
• Green Roofing Solutions
  • Coatings
  • Cool Roofs
  • Daylighting
  • Insulation
  • LEED
  • Photovoltaic (PV)
  • Rainwater Harvesting
  • Recycling
  • Storm Water Management
  • Vegetative Roofs
• Project Profiles
• About Us
  • History
  • Sales & Leadership Team
  • Affiliations
  • News & Awards
  • Areas We Serve
  • Employment
  • Safety

Preservation Alliance for Greater Philadelphia awards GSM Roofing

Preservation Alliance Award 2009

GSM Roofing was honored for it’s work on the Nemours Mansion and Garden in 2009 by the Preservation Alliance for Greater Philadelphia