TRUSTED ROOFERS WITH LASTING RESULTS
The Problem (What most roofers do, and why it fails)
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Repeated leaks, drips, flashing failures.
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Patches over crumpled underlay, weak substrate, or unseen rot.
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Hidden issues left unaddressed — the next storm reveals the same problem again.
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Homeowners spend more over time, chasing fixes rather than peace.
WHAT WE DO DIFFERENTLY
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We don’t just repair. We rebuild intelligently.
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We inspect from structure to surface — identifying underlying damage before it becomes your next headache.
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We use premium materials, proper techniques, and code-aware methods, delivering structural integrity for years, not months.
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We stand by our work: if something fails (that we handled) within our guarantee period, we make it right.
RECOGNIZE US FOR QUALITY WORK
SEE THE LIVE ACTION
Where Quality Roofing Meets Genuine Care
WE DO IT RIGHT - BECAUSE YOU MATTER TO US
Ready for true peace of mind?
OUR CUSTOMERS WORDS
Praise is Good - Results Are BETTER.
EXPERIENCE THE PREMIUM SERVICE
Explore our gallery to see how we’ve helped homeowners and businesses across California with premium roofing solutions that deliver lasting protection, energy savings, and true peace of mind, crafted with care by a team you can trust.
ABOUT GRANDMARK ROOFING
Grandmark Roofing knows your roof is more than just shingles and tiles, it’s peace of mind for the people living beneath it. Since 1995, we’ve helped thousands of California families and businesses feel safe and supported with roofing solutions that last.
What started as a small, family-run operation has grown into one of California’s most trusted names in roofing, thanks to our commitment to quality work and genuine care for our customers. Whether it’s a minor repair, a full replacement, or energy-saving upgrades like solar and insulation, we’re here to solve problems, not create more.
What makes us different? We show up when we say we will, treat your home with respect, and keep you in the loop every step of the way.
Grandmark doesn’t just build roofs, we build trust, deliver real results, and treat your home like it’s our own.
OUR SERVICES
Solutions You Can Count On, Without the Stress
We’re here to make roofing easier, not overwhelming. Our experienced team takes the time to understand your concerns, offers clear, honest advice, and delivers premium roofing solutions that protect your home or business, built around what matters most to you.
Energy Saver & More
Attic Insulation & Cool Roof Systems
Solar-Ready Roofs
Energy-Efficient Shingles
PVC Roofing
Seamless Gutter Systems
Roof Coatings for Heat Reflection
Slate Roofing
Single Ply Roof
Dry Rot Repair
HERE IS HOW WE HELP
Grandmark Roofing knows roofing problems can be stressful and costly. That’s why we keep it simple, clear updates, quality work, and results you can count on.
Here’s how we make it easier for you:
Locally Trusted
Complete Roofing Services
Residential & Commercial Expertise
Energy-Saving Upgrades
Certified & Licensed Team
Honest, Pressure-Free Service
Customer Satisfaction Guaranteed
WE LIVE AND WORK WHERE YOU DO!
RECENT BLOGS & ARTICLES
DON'T KNOW WHERE TO START
Give us a call and let our friendly roofing experts walk you through the best solution — whether it’s roof repair, installation, or energy-saving upgrades for your home or business.
📧 office@grandmarkroofing.com
🔗 Contact Us – or fill out our form and we’ll get back to you shortly.
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