How many metal roofing contractors are in San Francisco?
Our directory lists 3 independently verified metal roofing contractors serving San Francisco, California, ranked by experience, certifications and reputation. Wedge Roofing is ranked #1.
How do I choose a metal roofing roofer in San Francisco?
Confirm licensing and insurance for California, ask for metal roofing project references in San Francisco, get multiple written quotes, and check each contractor's BBB standing. Every company listed here has been independently researched.
Does metal roofing hold up in San Francisco's marine climate and fog?
Marine environments accelerate corrosion on improperly specified metals, so material selection matters more in San Francisco than in inland cities. Galvalume-coated steel and painted aluminum with high-durability PVDF coatings perform well in coastal Bay Area conditions, while bare galvanized steel or inadequately coated panels will rust prematurely. Fasteners should be stainless steel or otherwise rated for marine exposure, and all cut edges should be sealed during installation. Contractors with established San Francisco roofing history know these requirements; out-of-area installers unfamiliar with the coastal environment may under-specify corrosion protection.
What permits are needed for metal roofing in San Francisco?
San Francisco's Department of Building Inspection requires a building permit for reroofing projects, and the permit process includes plan review for some project types. Properties in historic districts additionally require review by the San Francisco Planning Department, which evaluates whether proposed exterior changes — including new roofing materials that alter the building's appearance — are compatible with the district's character. Your contractor should be familiar with both the DBI permit workflow and the Planning review process if your property falls in a designated area. Confirm permit status and inspection scheduling before the crew begins tearoff.
Is metal roofing appropriate on San Francisco properties in seismic zones?
Metal roofing's relatively low weight compared to concrete tile or clay tile is generally favorable in seismic zones, as it reduces the mass added to the roof diaphragm — an important consideration for older unreinforced masonry or soft-story wood-frame buildings. For most reroofing projects on wood-frame San Francisco homes, metal is an acceptable or preferred choice from a seismic-mass standpoint. On properties undergoing seismic retrofit work simultaneously, coordinate the roofing and structural scope so the fastening and sheathing decisions are consistent across both trades.