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Business Details
33 Years
experience
Expert Residential Roofing Services in Belmont, CA
Since 1993, Signature Roofing has redefined residential roofing services on the San Francisco Peninsula and South Bay areas. Our approach combines advanced aerial measurement technology with hands-on expertise to deliver precise estimates and installations. As certified installers for industry leaders GAF and CertainTeed, we guarantee superior craftsmanship backed by a 10-year, $5,000 workmanship warrantythe most comprehensive in the industry. Our team of seasoned professionals, many with over a decade of tenure, specializes in asphalt shingle roofing solutions that balance durability, aesthetics, and fire protection.

With a proven track record of over 6,000 completed projects and an A+ rating from the Better Business Bureau, we maintain $2 million in liability insurance and adhere strictly to all local building codes. Our commitment to transparency manifests in fixed-price estimates that include all materials, labor, permits, and taxes, with no hidden fees or pre-lien notices. This dedication to ethical practices has earned us the trust of San Mateo and Santa Clara county homeowners for three decades.
Services
Roof Installation Reroofing Services Gutter Replacement Roof Inspections Emergency Repairs Shingle Replacement Decking Installation Dry Rot Repair Seamless Gutters Warranty Repairs
Details
  • Year established: 1993
Highlights and features
  • 30+ years serving Bay Area homeowners with proven expertise
  • Certified installers for top roofing manufacturers GAF and CertainTeed
  • Aerial measurement technology ensures accurate, non-invasive estimates
  • 10-year, $5,000 workmanship warranty with clear terms
  • Maintain $2 million liability insurance and BBB A+ rating
Associations and certifications
  • GAF Certified Installer
  • CertainTeed Certified Installer
  • Better Business Bureau A+
What people say
Satisfied customers Excellent service Reliable contractors Professional team Quality workmanship
Services
Roof Installation
Our comprehensive roof installation service combines advanced measurement technology with certified craftsmanship. We remove old materials, replace damaged decking, and install premium asphalt shingles from GAF and CertainTeed. Each project includes new metal flashings, underlayment, and final cleanup with magnet sweepers. Backed by a 10-year workmanship warranty and manufacturer guarantees up to 40 years.
Reroofing Services
Specializing in complete roof replacements, we handle all aspects from permit acquisition to final inspection. Our process includes dry rot detection, gutter assessment, and seamless integration with existing structures. We use only manufacturer-certified installation methods to ensure longevity while maintaining strict safety standards throughout the project.
Gutter Replacement
We offer traditional gutter replacement and premium seamless gutter installation. Our custom-fabricated seamless gutters eliminate leak points and improve water management. Technicians assess existing systems during roof projects and recommend replacements when necessary to ensure complete roof system integrity.
Roof Inspections
Our detailed roof inspections utilize aerial imaging technology for accurate measurements and damage assessment. We provide comprehensive written estimates including all material, labor, and permit costs. Inspections can be conducted without property access through satellite technology, minimizing homeowner disruption.
Emergency Repairs
Available for urgent roof damage situations, our repair service addresses leaks, storm damage, and structural issues. We prioritize tarping vulnerable areas to prevent further damage while scheduling permanent repairs. Emergency service maintains the same quality standards as full replacements with warranty coverage on all repair work.
People
Gelden Belden
Founder
Gelden Belden established Signature Roofing in 1993, bringing decades of construction industry experience. His vision for ethical roofing services created the foundation for the company's 30-year success. Though no longer active in daily operations, his commitment to quality remains central to our approach.
William E. Cotter
General Manager and President
William E. Cotter oversees all operations as General Manager and President. With responsibility for estimates, project scheduling, and quality control, he ensures every project meets our exacting standards. His hands-on leadership maintains consistency across our 6,000+ completed roofing projects.
Questions
What areas do you service?
We serve all San Mateo and Santa Clara counties including cities like Palo Alto, San Jose, and Redwood City.
What roofing materials do you offer?
We specialize in premium asphalt shingles from GAF and CertainTeed, including Timberline and Landmark series.
Do you provide warranties?
Yes! We offer a 10-year, $5,000 workmanship warranty plus manufacturer warranties up to 40 years.
How do you handle estimates?
We use aerial technology for accurate measurements and provide written estimates valid for 14+ days.
Are you licensed and insured?
We maintain $2 million liability insurance and hold California Contractors License #C686668.
What payment options exist?
We require a $100 deposit with flexible payment terms for larger projects.
Reviews (7)
Kim Armstrong
Jan 03, 2022 Report
Working with Signature Roofing was seamless, starting with the bid process through to the final inspection. They were professional in their regular communications and timeliness, and there were no surprises along the way. For the significant investment of a new roof, it was important to us to find the right partner for a quality experience. We highly recommend them.
John Wilkes
Nov 06, 2021 Report
A little expensive compared to the competition, but incredibly thorough, professional, and great communicators. We needed our shingle roof + gutters replaced after 25+ years on a single-family home, and picked Signature Roofing after reviewing quotes from a couple of well-recommended suppliers. Their quote was higher, but they were much better able to explain options, discuss alternatives, and make recommendations that we believed. The work was done extremely well - including fixing up some old rotted woodwork, bolstering some sagged rafters, adding venting, and reusing our existing (slightly
M. Yosh
Oct 22, 2021 Report
It is always a daunting task when you need to find someone to perform a big project around your house that you can't perform yourself. That is why, we feel so fortunate to have found and worked with Signature Roofing on our re-roofing project. Our roof was over 30 years old, the majority of the house was double roofed so we knew that would require a lot of extra work to remove. The project lasted about 5~6 days which included old roof removal, installation of new roof, flashing and gutters, inspections and cleanup. The cleanup was very thorough and the area surrounding our house looked cleaner
Tiffany Kendall Obayashi
Sep 03, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
I highly recommend Signature Roofing. They are very communicative and updated me every step of the way through the completion of the project.
Services:Gutter installation,Roof inspection,Roof installation
Dolores Sleeper
Apr 13, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Excellent experience with a responsive company dedicated to doing an above and beyond job!
Service:Roof installation
Don S.
Apr 03, 2021 Report
My 88 y.o. mother-in-law had a leak near her stove vent. Another company told her the entire roof needed to be replaced because it was old and failing. We called Signature and they came out to give us a FREE quote (many roofers are now charging for the quote). PJ told us the roof probably has 3-5 years life left in it and possibly more. He said the leak is most likely at the flashing and seal. That is total HONESTY given that Signature Roofing does not do repair work, they only replace entire roofs. The other guy, not so honorable. PJ saved my mother-in-law well over $20K. When the time comes to
S. H.
Mar 04, 2021 Report
I had done my homework and has several bids to install a new roof on my home. During this time of COVID it was especially difficult. From the very beginning I felt the most comfortable with Signature Roofing. PJ took the time to explain all of the steps and what to expect. When it actually came time for the work to be done, I was very lucky to have William updating me constantly on what was being done. They started on Monday and with a threat of rain they worked so hard to have everything complete by late Wednesday afternoon. Kudos to them. They were efficient, clean and from what I can see