Highly-Rated Roofing and Waterproofing Services in Monrovia, CA

We are a second-generation roofing company with a reputation for excellence.

Roofing and Waterproofing in Monrovia, CA

At Green Ladder Roofing, we understand the importance of using quality materials and treating customers with respect. Since the beginning, we have focused on providing high-quality roofing and waterproofing solutions.

Every project is expertly planned and focused on earning your complete approval. Our team has earned accreditation from the Better Business Bureau and has status as a GAF Master Elite contractor.

Our services include the following:

Roofing
Commercial Roofing
Waterproofing
Storm Damage

Professional Roofing Services

Green Ladder Roofing has dedicated itself to mastering roofing services of all types. From minor roof repairs to complete roof replacements, we can do it all for your home. Our Monrovia roofers stay updated on the latest in roofing standards and ensure that your roofing system provides lasting performance.

Commercial Roofing Services in Monrovia, CA

When you need efficient commercial roofing solutions, there is no better choice than Green Ladder Roofing. We are an in-house crew of commercial roofers that uphold strict guidelines. With our Monrovia roofers by your side, you can feel confident in the longevity and performance of your commercial property’s roof.

While working with our Monrovia commercial roofing company, you can enjoy the following service benefits:

Long-Lasting Warranties
Expert In-House Roofers
Efficient Service Times
Free Project Quote
Top-Quality Materials

Modern Waterproofing Services

Green Ladder Roofing helps waterproof key areas of your property, like the roof deck and balcony. We utilize effective waterproofing solutions that provide an effective barrier. Once applied, your waterproofed surfaces will be backed by our comprehensive warranties.

Storm Restoration Solutions

If your Monrovia home was affected by a recent storm, you should not hesitate to work with Green Ladder Roofing. We have storm restoration contractors with the experience you need for an efficient repair. When completing the project, we will provide clear communication and assistance to minimize any potential damage.

Request a Free Roofing and Waterproofing Service Quote Today

Green Ladder Roofing makes roofing and waterproofing services simple. If you want to ensure your roof is working at its best, don’t hesitate to work with our crews.

Contact us today to request a free pricing estimate and learn more about our service options. Call to speak with one of our friendly representatives or fill out the online quote form to get started.

Take Advantage Now!

Up to 20% Off Roof Repair Service

4.9 out of 5
Out of 274 Google Reviews

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Save Up to 20% on Roof Repair in Pasadena

Green Ladder Roofing offers up to 20% off roof repair for a limited time—fix leaks and damage now for less.

Roofing in Monrovia: What Makes It Different

Monrovia runs from the flats along Huntington Drive up into the foothills below the San Gabriel Mountains, and the homes closest to the mountains — the neighborhoods above Foothill Boulevard, up toward Monrovia Canyon Park and the hillside streets north of Hillcrest — face real foothill conditions: stronger winds, canyon debris, dramatic day-to-night temperature swings, and genuine wildfire exposure. Down in the flats and around Old Town Monrovia, the challenge is summer heat and the aging roofs on the city’s many older Craftsman and early-20th-century homes.

Monrovia is a family-oriented city with a housing stock that leans toward established homes that have been lived in and loved for decades — which means a lot of roofs quietly nearing the end of their service life. We work throughout Monrovia, we know the city’s permit and inspection process, and we give families honest guidance on whether a roof genuinely needs replacement or whether a targeted repair will protect the home for years more.

Our Roofing Services in Monrovia

Roof Repair. Leaks, wind-lifted shingles, worn flashing, storm damage — we find the real source of the leak (rarely directly under the interior stain) and fix the cause. Every repair documented with photos.

Roof Replacement. When repairs stop making sense, we install roofing built for Monrovia’s homes and budgets: GAF Timberline HDZ Class A asphalt shingles, tile, and flat-roof systems. Full tear-off, quality underlayment, proper flashing, permits, and inspection coordination — see roof replacement and roof repair.

Storm and Wind Damage Restoration. Fast response, emergency tarping, and full photo documentation for insurance claims.

Tile Roofing. Repair, matching, and replacement for Monrovia’s Spanish and Mediterranean tile roofs.

Waterproofing. Deck, balcony, and flat-roof waterproofing to stop water intrusion. See our waterproofing services.

Free Roof Inspections. Thorough, photo-documented, and honest — we tell you the truth, not a sales pitch.

Honest Roofing for Monrovia Families

For a Monrovia family, a roof is a big decision, and the biggest fear is being pushed into a replacement that isn’t needed or getting a vague quote that balloons mid-project. We do it differently. Not every roof problem needs a full replacement — localized leaks, a handful of wind-lifted shingles, or worn flashing are often fixable without touching the rest of the roof. When we assess your home, we give you honest repair-or-replace options in writing, with the reasoning behind each, so you can make the right call for your family and your budget.

When replacement is genuinely the answer, affordable should mean honest value — a full tear-off, quality underlayment rated for foothill heat, proper flashing, and ventilation done right, not corners cut where you can’t see them. We keep replacement genuinely affordable with honest financing options and an itemized written scope, so you know exactly what you’re paying for.

Why Monrovia Homeowners Choose Green Ladder Roofing

Green Ladder Roofing is a second-generation, Pasadena-based family company — and we treat Monrovia families the way we’d want ours treated. Here’s what you get:

GAF Master Elite Certified — the top 3% of roofing contractors nationwide, unlocking stronger, longer manufacturer warranties.
Licensed and verifiable — CSLB License #1077296, fully insured.
300+ five-star reviews from families across the San Gabriel Valley.
Dedicated project manager — one point of contact from free inspection to final walkthrough.
Photo documentation at every stage — a clear record for you and evidence that can support an insurance claim.
Honest options, written scope — repair or replace, spelled out clearly, no pressure, no surprises.

Frequently Asked Questions About Roofing in Monrovia

How much does a roof replacement cost in Monrovia?
It depends on roof size and pitch, material, and how much hidden repair is needed once the old roof comes off. We provide a free, itemized written estimate with honest financing options — no surprises.

Do I really need a full replacement, or can you repair it?
Often a targeted repair is the smarter, more affordable choice, and we’ll tell you honestly when that’s the case. We give you both options in writing with the reasoning behind each.

Is the roof inspection really free?
Yes — 100% free with no obligation. You get a thorough, photo-documented assessment, and that documentation can also help when documenting your roof for a home insurance claim.

Are you licensed and insured?
Yes. Fully licensed (CSLB #1077296), insured, and GAF Master Elite certified. Verify us anytime.

Do you serve the Monrovia foothills near the canyon?
Yes. We roof throughout Monrovia, from Old Town and the flats to the foothill neighborhoods near Monrovia Canyon, and we build with local wind and wildfire exposure in mind.

Schedule Your Free Monrovia Roof Review

Green Ladder Roofing serves Monrovia and the surrounding foothills from our Pasadena office at 155 N Lake Ave. Every roof inspection, assessment, consultation, and roof review is 100% free with no obligation, and the photo documentation we provide can also help you when documenting your roof for a home insurance claim. Call (626) 340-0151 or book your free, no-obligation roof review today. Also serving nearby Arcadia and Sierra Madre.