Roofing Company in El Granada, CA | Mercer Roofing

Roofing Company in El Granada - Free Inspection, Itemized Written Quote

Free roof inspection with photos, then an itemized written price before anything is ordered. Installed by our own licensed crews and backed by a workmanship warranty.

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Free roof inspection with deck photos before we talk money - GAF and Owens Corning certified installation

Your new roof for as low as $159/month*on approved credit; ask for current terms
Styles & brands we work with

Architectural shingles
Architectural shingles
Metal roofing
Metal roofing
Tile roofing
Tile roofing
GAF
GAF
Owens Corning
Owens Corning
Flat & low-slope
Flat & low-slope

Before & after – our own jobs

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Recent Project
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Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Fast, Reliable Roofing Company Across El Granada

Roofing work in El Granada isn’t like roofing work ten minutes inland. The marine layer sits over these streets most mornings, salt rides every onshore breeze, and older cottage roofs hold moisture in ways newer construction doesn’t. We know this because we work here. For a free estimate from a roofing company that sends a named, photo-badged technician to your door every time, call (743) 200-8347. A real person answers, day or night, and you’ll get a written price before any work starts.

Call (743) 200-8347

Why Mercer Roofing Is El Granada’s Preferred Roofing Company

El Granada homeowners don’t need a roofer who guesses. They need one who understands that a 1920s Alhambra-grid cottage and a 1980s ranch on the same block fail differently, and who shows up the way a neighbor should: uniformed, background-checked, badge in hand, with their name and photo sent to you before they arrive.

That’s how we work. Our Roofing Company team serves El Granada directly, with scheduling coordinated from our San Francisco Bay Area office. Every technician carries photo ID and wears a clean, marked uniform. Every job starts with a written price. And every repair includes a written 365-day guarantee: if it’s not right within a year, we come back and make it right at no charge.

Grant Whitlock leads our crews, and he holds every job to the Threshold Verified standard: background-checked, identity-verified technicians dispatched under the quality framework each independently owned Mercer location is contractually held to. No surprises at the door. No surprises on the invoice. That’s the whole point.

Roof Inspection in El Granada

A Roof Inspection in El Granada on a home that isn’t visibly leaking still unearths problems more often than not, because the constant damp hides decay until it’s advanced. On the original Alhambra-grid blocks, low-slope cottage roofs often look fine from the street while the decking beneath is already soft from trapped moisture and moss-root intrusion. An inspection runs $190 – $350 depending on roof size and access, and we document everything in writing with photos so you can see exactly what we see.

What We Look For

We check flashing condition, fastener corrosion, underlayment integrity, shingle adhesion, and biological growth penetration. On El Granada roofs, galvanized drip edge and exposed fasteners often show pitting and rust years before inland roofs do. Stainless or coated hardware isn’t an upsell here; it’s the difference between a five-year repair and a fifteen-year one.

When to Call

Call after any winter storm season, before a home purchase, or if you notice moss spreading across shingle faces. If your home is still under a builder’s warranty, call us anyway. We’ll photograph and document everything neutrally so you can take a complete record to your builder without touching a nail.

Commercial Roofing in El Granada

Commercial Roofing in El Granada comes down to flat and low-slope systems that need to survive salt air, standing moisture, and constant fog. Retail spaces, small offices, and mixed-use buildings along the Cabrillo Highway corridor face the same oxidation and moss pressures as homes, but with larger roof areas where a small penetration leak becomes a big interior problem fast. Typical commercial roof repair in El Granada runs $450 – $1,400 depending on membrane type and damage extent; full flat-roof replacements run $10 – $16 per square foot.

Maintenance and Repairs

We recommend a written inspection every spring and fall for commercial properties here. The marine layer keeps roofs damp enough that a small seam failure or clogged drain can hide for weeks. We’ll identify it, price it in writing, and fix it without disrupting your building’s daily activity.

Material Choices That Last

For El Granada commercial flat roofs, we favor TPO and PVC membranes with heat-welded seams, paired with stainless-edge metal and proper drainage detailing. These materials resist the salt and moisture cycle better than older asphalt-based systems, and they hold up under the UV exposure that breaks through when the fog burns off.

Trusted Brands We Service in El Granada

We install and repair GAF, CertainTeed, and Owens Corning shingle systems, all of which carry wind ratings appropriate for coastal exposure. We maintain local access to these brands’ component lines, so we’re not waiting on a distributor across the Bay when your El Granada roof needs a matching ridge cap or starter strip. When you call, we’ll tell you which system fits your home’s pitch, exposure, and budget, and why – in plain English, not catalog language.

Common Roofing Company Problems We See in El Granada Homes

  • Builder-warranty mistakes. Homeowners on newer El Granada developments sometimes tear into a roof issue without documenting it for their builder, which voids coverage. We inspect first, photograph everything, and hand you the evidence before any repair is authorized.
  • HOA color and profile mismatches. Several newer enclaves enforce strict architectural palettes. Installing a shingle color that isn’t approved means a tear-off and redo. We check approval requirements before any material is ordered.
  • Galvanized hardware failing early. Salt spray from the open Pacific oxidizes standard drip edge and exposed nails years before their rated life. We see this on homes less than fifteen years old in El Granada. Stainless fasteners and coated edge metal stop it.
  • Moss treated as cosmetic. On this side of Highway 92, moss isn’t just ugly. It lifts shingle edges, holds water against the decking, and rots underlayment from the outside in. We’ll tell you honestly when it’s structural and when it can wait.

Pricing for Roofing Company in El Granada, CA

Roof repair in El Granada typically runs $380 – $950 for smaller issues like flashing replacement, vent boot repair, or a few missing shingles. Larger repairs involving decking replacement, underlayment, or valley rebuilds run $1,200 – $3,800. Full roof replacement on a standard El Granada home runs $14,000 – $30,000 depending on square footage, tear-off layers, decking condition, and material grade. Metal roofing runs $22,000 – $42,000 installed. Tile roofing runs $28,000 – $48,000. Flat roofing on low-slope homes runs $12,000 – $23,000.

What moves the number: decking replacement (common on older Alhambra-grid cottages), fastener and flashing upgrades to stainless, ice and water shield in valleys, and HOA-required profiles or colors. You’ll get a written line-item quote before any work starts, and the price on that quote is the price you pay. Call (743) 200-8347 for a free estimate.

We Also Serve Cities Near El Granada

Mercer Roofing serves El Granada and the surrounding Coastside communities, including Half Moon Bay, Burlingame, Millbrae, and Pacifica. If you’re on the coast side of the hills or just inland off Highway 92, we’re familiar with your roof’s specific exposure and building style. One call covers the area.

Serving El Granada, CA - Our Local Coverage Area

We’re based in the El Granada area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs About Roofing Company in El Granada

Why El Granada Chooses Mercer Roofing

We set the standard for roofing company in El Granada.

No Change-Order Surprises

The written quote you sign is the price you pay. Anything we find mid-job gets priced and approved by you in writing before we touch it.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in El Granada

Getting your roofing company handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your roofing company needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in El Granada - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local roofing company pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What El Granada Customers Say

Trusted by homeowners across El Granada and surrounding areas.

★★★★★

"Roofer showed his ID and gave me the crew lead's name before anyone climbed the ladder. Replaced a patch of missing shingles and resealed two vent boots. Written estimate matched the final bill."

Brian J. · Verified customer
★★★★★

"Full tear-off and new shingles on our two-story. They covered the landscaping with tarps and ran a magnet over the yard afterward. Didn't find a single nail."

Karen V. · Verified customer
★★★★★

"Good roof repair. The crew was a day later than planned because of rain, which I understand, but the scheduling got moved twice. Work itself is clean and has held up."

Dale T. · Verified customer

Current Offers

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Written Price Before Any Work Starts

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Written Guarantee on Every Repair

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Free Second Visit if the Repair Fails

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(743) 200-8347

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