4.6/5 – 120 Reviews
A white emblem with a circular design displaying the words "Diamond Certified" around it. A diamond shape is in the center of the circle, giving the impression of a quality or authenticity certification for services like roof replacement or repair.
4.7/5 – 199 Reviews
LICENSE #907116
Mon - Fri: 8:00 - 16:00 (408) 957-0531

Your Trusted Residential Roofing Partner

Over 30 Years of Excellence in Roof Replacement, Roof Repairs, and Gutters Installation
A white shield icon with a check mark in the center, symbolizing security or protection for roofing services and gutters, on a light gray background—perfect for Bay 101 Roofing.
10 years of Workmanship Warranty
+ 300
5 Star Reviews
30
Years of experience
What we do

Replace or get a New Roof

Don’t let an old roof compromise your home’s safety. Choose Bay101 for a hassle-free roof replacement experience.

Bay101 Roofing is your go-to residential roofing service provider.

A large, modern house with gray roofs, white siding, and several peaked gables, shown in soft, evening sunlight against a pale sky.
A group of men wearing hard hats sitting on a roof.
Aerial view of a house roof with gray shingles, two skylights, a chimney, and several roof vents, surrounded by green trees.
10 Year Warranty
We want you to feel 100% satisfied with the finished result; that is why we offer a 10-year workmanship warranty.
Price Assurance
A new roof can significantly improve the look of your home.
A new roof ensures the safety of your home and loved ones.

Our Latest Projects

Testimonials

What clients are saying

I see remarkable attention to detail and good problem-solving. We would use Bay 101 Roofing again in a heartbeat, except we think the roof will outlast us! Many thanks, Jose, Lorena, Juan, Jose, and Adan!

A round icon features a gray, anonymous silhouette centered within a blue circular outline, set against a light gray background. The design is simple, representing Robert G's generic user profile or avatar.
Robert G
Residential Client

”I finally found the trust-worthy roofing company”

”Bay 101 Roofing and did a great job replacing our roof. This company is easy to work with, responsive, competitively priced, knowledgeable and they made the whole process very easy. Highly recommend.”

A person with long brown hair wearing a blue top, smiling. The image, featuring Leonie H, is framed within a circular blue border.
Leonie H
Residential Client

” Remarkable Attention to detail ”

FAQ

Most residential roof replacements take 2-3 days to complete. The exact timeline depends on your roof’s size, complexity (multiple levels, skylights, chimneys), and weather conditions. Bay 101 Roofing provides a detailed project timeline during your free estimate and monitors weather forecasts to ensure optimal installation conditions for your new roof

We install both aluminum and copper gutters for Bay Area homes. Aluminum gutters are the most popular choice for their durability, affordability, and low maintenance. Copper gutters offer premium aesthetics and exceptional longevity (50+ years). We also install gutter guards to prevent debris buildup. Our team will recommend the best option for your home during your free consultation.

Yes, Bay 101 Roofing is fully licensed (California Contractor License #907116) and carries comprehensive insurance coverage. We are also Diamond Certified, BBB A+ rated, and maintain a 4.7/5 rating with 300+ verified reviews. Our credentials ensure your roofing project is protected and completed to the highest professional standards.

Yes, we provide a comprehensive 10-year workmanship warranty on all roof replacements and repairs. This covers any installation-related issues and demonstrates our confidence in our craftsmanship. Additionally, manufacturer warranties on roofing materials (typically 25-50 years depending on the product) are transferred to you as the homeowner.

Getting a free estimate is easy! Click the “Get a Free Estimate” button on our website, call us at (408) 957-0531, or fill out our online contact form. One of our roofing specialists will schedule a convenient time to inspect your roof, discuss your needs, and provide a detailed written estimate with no obligation.

We accept all major credit cards, checks, and offer flexible financing options through GoodLeap to make your roof replacement affordable. Financing allows you to spread payments over time with competitive rates. We’ll discuss all payment options during your estimate so you can choose what works best for your budget.

Regular maintenance extends your roof’s lifespan significantly. We recommend annual inspections, keeping gutters clear of debris, trimming overhanging tree branches, and checking for damaged shingles after storms. Bay 101 Roofing offers maintenance packages that include professional inspections and minor repairs to keep your roof in optimal condition year-round.

Ready to give your home
the roof it deserves?