The San Francisco Roofing Company That Actually Knows Flat Roofs and Fog
Dynamic Roofer San Francisco handles repairs, full replacements, and the low-slope rowhouse sections that generic "California roofers" skip. Based in Hayes Valley, licensed & insured, and built for a city where fog and moisture damage a roof faster than any storm.
See What the Fog Has Really Done Up There
Same-week inspections across San Francisco. No obligation, no upsell pitch — just an honest look at your roof and a written estimate. Fastest way to reach us is a call.
(628) 276-1156Mon–Sat: 9:00 AM – 5:00 PM · Sun: Closed
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Roofing Services for Every San Francisco Home
From a fog-loosened shingle to the flat membrane behind a Victorian's parapet, we handle the whole job — inspection, materials, labor, and cleanup, staged for the city's narrow lots and steep streets.
Roof Repair
Fast, honest repairs for leaks, damaged flashing, and fog-worn shingles.
Learn more about Roof RepairRoof Replacement
Full tear-off and replacement backed by manufacturer warranties.
Learn more about Roof ReplacementRoof Installation
New-construction and addition roof installation done right the first time.
Learn more about Roof InstallationEmergency Roofing
24/7 tarp-and-response service after storms, wind events, or sudden leaks.
Learn more about Emergency RoofingStorm Damage Repair
Winter storm, wind, and wind-driven rain damage assessment and repair.
Learn more about Storm Damage RepairInsurance Claims Help
We document damage and work directly with your adjuster.
Learn more about Insurance Claims HelpResidential Roofing
Complete roofing care for San Francisco's Victorians, Edwardians, and rowhouses.
Learn more about Residential RoofingCommercial Roofing
Low-slope and flat roof systems for local businesses and property managers.
Learn more about Commercial RoofingMetal Roofing
Standing-seam metal roofing built for fog, salt air, and coastal wind.
Learn more about Metal RoofingShingle Roofing
Architectural and 3-tab asphalt shingle roofing installed to code.
Learn more about Shingle RoofingFlat Roofing
TPO and modified bitumen systems for the flat rowhouse roofs behind SF's parapets.
Learn more about Flat RoofingGutter Installation
Seamless gutters and downspouts sized for San Francisco's rainy season.
Learn more about Gutter InstallationStraightforward Roofing, Handled by People Who Climb These Roofs Every Week
Dynamic Roofer San Francisco is based right on Hayes Street in the 94102 zip code — not a call center routing leads from out of state. Owner Nicholas Perry and the crew know how San Francisco's marine layer keeps a roof damp for months at a time, and how differently that ages a shingle roof in the Sunset versus a flat rowhouse roof in Hayes Valley.
- Free, no-pressure roof inspections
- Written estimates before any work begins
- Real experience with Victorian & Edwardian roof lines and flat rear additions

From First Call to Finished Roof, in Four Steps
Call or Request Online
Tell us what's going on — a leak, moss, or a roof that's showing its age after another wet winter.
Free Inspection
We climb up, take photos, and walk you through exactly what the fog and rain have done.
Written Estimate
A clear, itemized quote — no vague allowances or surprise change orders.
We Get to Work
Materials staged for your street, crew scheduled, site protected, and cleanup included.
Fog, Flat Roofs, and Steep Streets — the Real San Francisco Roofing Challenges
Most of what threatens a San Francisco roof has nothing to do with the heat or hail you'd worry about inland. It's the marine layer that keeps shaded roof sections damp for days, the moss and mildew that takes hold on north-facing slopes, and the salt air off the Bay that corrodes fasteners and flashing faster than a drier climate ever would. Add in a housing stock heavy on Victorians and Edwardians — steep-pitched street-facing roofs paired with flat or low-slope sections hidden behind the parapet — and a roofer who's only ever worked a suburban tract-home shingle roof is working outside their depth here.
We also plan around the parts of the job that are unique to a dense city: permit parking for the crew, narrow lots that limit staging space, and steep hillside blocks that change how materials get hauled up. None of that is a gimmick — it's what actually determines whether a San Francisco roofing job goes smoothly.
Roof Leaking Right Now?
A leak doesn't wait for business hours, and San Francisco's winter atmospheric-river storms can drop a lot of wind-driven rain in a short window. If you have active water intrusion or wind damage, call us directly — we prioritize emergency tarping and stabilization to stop the damage from spreading.
Call (628) 276-1156 NowProudly Serving Hayes Valley & San Francisco
Based in 94102, with crews covering these neighborhoods every week:
See full service area details"Very satisfied with the roofing service we received. The crew was punctual, professional, and the roof looks great."
"Highly recommend this roofing company for any roofing needs. Great workmanship, fair pricing, and excellent customer service."
Roofing FAQs
How much does a roof replacement cost in San Francisco?
It depends on roof size, pitch, material, and access — a steep-pitched Victorian front costs differently than a flat rear addition, and narrow-lot staging can add its own line item. We give you an exact, written number after a free on-site inspection, not a generic range over the phone.
Do San Francisco roofs really need to worry about moisture more than storms?
Yes. The marine layer keeps shaded and north-facing roof sections damp for extended periods most of the year, which accelerates moss growth, wood rot, and corrosion on fasteners and flashing — often more damage than any single storm causes. We check for this on every inspection.
Do you work on flat roofs behind Victorian parapets?
Regularly. San Francisco's rowhouse-style Victorians and Edwardians almost always pair a steep street-facing roof with a flat or low-slope rear section, and that flat section is usually where problems start. See our flat roofing page for specifics.
Do you offer free inspections?
Yes. Every inspection is free and comes with photos and a written summary of what we find — whether or not you move forward with repairs.
Ready for an Honest Look at Your Roof?
Free inspection, written estimate, no pressure. Serving Hayes Valley and greater San Francisco.