LOW-SLOPE
Low-Slope Roof Re-Covered
Before: an aged low-slope white roof surface, patched and cracked at the seams. After: a clean, uniform white low-slope surface.
Licensed Roofing ContractorCSLB #896271
Licensed California Roofing Contractor, CSLB #896271
San Francisco is a consolidated city and county, with one building department and no unincorporated areas. Roof Doctors provides licensed C-39 roofing services across the city, from flat-roofed row houses in the Sunset to Victorians in the Haight and tile-roofed homes in the Marina. We have been roofing in California since 1987, with a 4.9 rating across 45 Google reviews.
San Francisco packs a wide range of roofs into 47 square miles. The Sunset and Richmond districts are lined with attached homes built largely from the 1920s through the 1950s, most with flat or low-slope roofs behind parapet walls. Victorian and Edwardian neighborhoods like the Haight, Alamo Square, Noe Valley, and Pacific Heights carry steeper pitched roofs, bay windows, and ornate trim that make flashing details matter. Because the city and county are one jurisdiction, permits run through a single building department no matter where in the city your home sits.
Roof Doctors provides every category of roofing service across San Francisco. Each card links to the dedicated service page with process and warranty details.
Flat-roof, shingle, tile, and flashing repair across San Francisco. The work scope follows from what the inspection finds on your roof.
Full re-roofs with GAF and Owens Corning materials, including low-slope systems for the city's many flat-roofed buildings.
Pre-listing, pre-storm, and insurance-claim inspections with documented written reports.
Roof certifications for San Francisco home sales and refinances, including our signature two-year certification warranty.
Single-family homes, flats, and row houses, with coordination for shared walls, parapets, and tight street access.
TPO membrane, silicone coating, and flat-roof systems for San Francisco commercial and mixed-use buildings.
Fog and slow-drying roof surfaces feed dry rot in decking, fascia, and parapet framing, especially on the west side.
Wind-driven winter rain and storm damage response, with direct adjuster coordination on insurance claims.
Gutter protection for homes under street trees, keeping downspouts and scuppers clear through the rainy season.
San Francisco's housing stock spans four main roofing materials, with flat and low-slope roofs far more common than in most California counties.
The most common roof in much of San Francisco, from Sunset and Richmond row houses to flats buildings and commercial blocks. Drains, scuppers, and parapet flashing are where most leaks start.
Common on the pitched roofs of Victorians, Edwardians, and cottages in neighborhoods like Bernal Heights, Noe Valley, and the Excelsior.
Clay tile appears on Mediterranean-style homes in the Marina, Sea Cliff, St. Francis Wood, and Forest Hill. Repairs need care with the underlayment and flashing beneath.
Now uncommon in the city, but still found on some older homes. Roof Doctors repairs legacy wood shake and handles replacement with modern materials.
Two intake paths depending on who you are. Both connect you to a licensed C-39 inspector within 1 to 2 business days.
Trouble with storm damage, maintenance, or leaks? Request a Roof Inspection and a friendly, knowledgeable technician will be on-site within 1 to 2 business days.
Pick a time that works for you. It takes about two minutes.
If you're looking for an inspection as part of the real estate process, we've got you covered. Make sure to ask about our signature Two-year Certification Warranty.
Pick a time that works for you. It takes about two minutes.
San Francisco's climate is mild but damp. Summer highs usually stay in the 60s, and fog rolls in from the ocean on many summer afternoons and nights. The west side, near Ocean Beach, is the foggiest and coolest; neighborhoods on the east side, like the Mission and Potrero Hill, get noticeably more sun.
The city averages roughly 23 inches of rain a year, almost all of it between November and March. Roofs here rarely fail from heat. They fail from moisture that never fully dries out and from wind-driven winter rain.
Summer fog and damp nights keep roof surfaces wet for long stretches, especially in the Sunset and Richmond. Moss, algae, and dry rot follow on shaded and north-facing surfaces.
Most of the city's rain arrives in winter storms. Wind pushes water under loose flashing, lifted shingles, and failed seams on flat roofs.
Water that sits on a flat roof after a storm ages the membrane quickly. Blocked scuppers and drains behind parapets are a leading cause of leaks.
Homes near Ocean Beach and Lands End see faster corrosion of metal flashing, vents, and fasteners from ocean spray and salt-laden fog.
San Francisco County and the City of San Francisco cover the same area. Visit the San Francisco page for neighborhood-level details and local roofing context.
A few examples of roofing work completed by our crews.
Before: an aged low-slope white roof surface, patched and cracked at the seams. After: a clean, uniform white low-slope surface.
Before: an asphalt shingle roof with a conspicuous mismatched patch in the field. After: a uniform new shingle surface across the full plane.
Before: a tile roof with the hip opened up and tiles removed for access. After: new hip flashing and underlayment installed, photographed before the tiles were re-laid.
Every San Francisco address falls under one building department, but historic status and street access can still add steps. Roof Doctors handles permit coordination as part of the contract price.
The same 5-step process on every San Francisco project, from the first inspection through warranty registration.
A roofing specialist inspects your San Francisco property, documents damage with photos, and identifies the underlying causes.
No-obligation written estimate detailing scope, materials, timeline, and warranty terms.
If applicable, direct adjuster coordination, claim documentation, and approval processing.
Installation by a trained crew with daily site cleanup. Required DBI and street space permits pulled.
Post-completion inspection, warranty registration, and documentation handoff.
Wind and water damage from winter storms are common causes of roof insurance claims and are often covered by homeowners insurance. Roof Doctors documents the damage, works directly with your adjuster, and processes claims with major California carriers.
More than three decades of California roofing experience, applied to San Francisco's flat roofs, historic homes, and foggy microclimates.
Roof Doctors is a C-39 licensed roofing contractor (CSLB #896271), liability insured, with trained crews on every San Francisco project.
A 1-year workmanship warranty on every project, plus the GAF Silver Pledge Limited Warranty on qualifying roof replacements as a GAF Certified Plus contractor. Real estate inspections can add our signature two-year certification warranty.
Every project starts with an inspection and a no-obligation written estimate, with photos of what we found. No advance deposit.
★★★★★
4.9 stars across 45 Google reviews
“Matt was very impressive both with his knowledge, explanation of issues related to the roof and overall recommendations. Can't say enough how impressed I was with him.”
“Very friendly visit. Checked the roof and gave a few recommendations. However he was super honest and did make sure to work in my best interest. Certainly very positive visit.”
“Great experience with Mat. Thorough inspection and he took his time to explain the findings.”
Answers to common roofing questions from San Francisco property owners.
San Francisco is a consolidated city and county, so the county and the city cover the same area. Roof Doctors serves neighborhoods across the city, from the Sunset and Richmond to the Mission, Bernal Heights, and Pacific Heights. See the San Francisco page for neighborhood details, or call (800) 913-1180 to confirm service at your address.
Every address in San Francisco falls under the Department of Building Inspection (DBI), since there are no unincorporated areas. Re-roofing generally requires a DBI permit, and properties that are landmarks or in historic districts may also need Planning Department review. Roof Doctors pulls required permits as a C-39 licensed contractor (CSLB #896271).
San Francisco rarely gets extreme heat, so sun damage is milder than in inland California. The bigger problems are moisture and wind. Fog keeps roofs on the west side damp for long stretches, which encourages moss and dry rot, and winter storms drive rain under loose flashing. Flat roofs, which are common in the city, are especially sensitive to clogged drains and standing water.
Much of the city was built as attached row houses and multi-unit flats with parapet walls, including large parts of the Sunset and Richmond districts. Those buildings typically use flat or low-slope roofs behind the parapet, which need regular drain clearing and seam inspections to stay watertight.
Roof Doctors has been roofing in California since 1987 and has inspected more than 400,000 California roofs. Our Bay Area team coordinates San Francisco service, with a 4.9 rating across 45 Google reviews.
A licensed C-39 inspector will visit your property, document any issues with photographs, and provide a written estimate. No obligation, no advance deposit.