Florida Roofing Experts

Built to Protect What Matters Most

For over 35 years, John Galli Jr. Inc. (JGI) has protected Florida homes and businesses with roofing systems designed to withstand our unique climate challenges. As licensed, certified roofers serving the Gulf Coast and Central Florida, we deliver peace of mind with every installation, repair, and inspection.

The JGI Roofing Difference

  • We understand Florida's strict building codes and weather challenges. Our roofing systems are engineered specifically for hurricane resistance, heat mitigation, and maximum longevity in our unique climate.

  • From your free, comprehensive estimate to final inspection, we maintain clear communication at every stage. Our customers consistently praise our responsiveness and attention to detail throughout their roofing project.

  • We use only premium materials installed by experienced, factory-trained technicians. Our installation standards exceed minimum requirements to ensure your roof delivers maximum performance and longevity.

  • Clean jobsites, protective measures for landscaping, and professional team conduct are standard on every project. We treat your property with the same care we would our own homes.

Comprehensive Roofing Services

Residential Roofing

  • Complete roof replacements

  • Roof repairs and maintenance

  • Storm damage assessment and restoration

  • Preventative maintenance

Residential tile roof replacement by JGI Construction and Roofing
Commercial, metal roof replacement for local church by JGI Construction and roofing

Commercial & Multi-Family Roofing

  • Low-slope and flat roof systems

  • Large-scale replacements

  • Customized maintenance plans

  • Minimal disruption to operations

Premium Roofing Systems

  • Premium shingle roof installations services by JGI Construction and Roofing

    Shingle Roofing

    Our premium shingle installations include synthetic underlayment (12 times stronger than standard #30 felt) and ice & water barriers for superior protection against Florida's driving rains and high winds.

  • Tile Roofing Services offered by JGI Construction and Roofing

    Tile Roofing

    Classic beauty with maximum durability, our tile roof systems can withstand winds up to 180mph when properly installed โ€“ ideal for Florida's hurricane seasons.

  • JGI Construction will install metal roofing on commercial or residential properties

    Metal Roofing

    Energy-efficient, long-lasting, and designed to withstand winds of 140-150mph, our metal roofing systems provide decades of protection with minimal maintenance.

  • JGI Construction and Roofing installs Low-Slope & TPO Systems

    Low-Slope & TPO Systems

    For flat or low-slope applications, we provide commercial-grade membrane systems engineered for Florida's heat and moisture conditions.

When Is It Time For A New Roof?

This is one of the most frequently asked questions, and while most Florida roofs have a lifespan of 15-30 years, depending on the materials, our climate can accelerate wear.
Contact us for a free inspection if you notice:

  • Missing, cracked, or curling shingles

  • Granule loss in gutters

  • Interior ceiling stains or leaks

  • Visible sagging or damage

  • Your roof is approaching 15-20 years old

FREE Roofing Inspection service by JGI Construction and Roofing

"From design to done,
JGI is the one!"

Ready to Protect Your Investment?