4.5/5 – 106 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 in Atherton

Roof Replacement, Roof Repairs & Gutter Installation in Atherton, CA​
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 from Bay Area Homeowners
30 +
Years of Roofing Experience in Atherton
What we do

Replace or get a New Roof

At Bay101 Roofing, we’ve been serving homeowners in Atherton for over 30 years, providing reliable roof replacements, roof repairs, and gutter installations that keep homes safe and beautiful.

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.
Two construction workers wearing helmets and overalls sit on a shingle roof, taking a break from a roof replacement project with tools beside them. The sky is bright and mostly cloudy in the background.
Aerial view of a house roof with gray shingles, two skylights, a chimney, and several roof vents, surrounded by green trees.
10 Year Warranty
Every roof we install in Atherton comes with a 10-year workmanship warranty, giving you peace of mind and long-term protection
Price Assurance
A new roof not only protects your Atherton home but also enhances its curb appeal and overall property value.
Financing
We make sure every roof replacement in Atherton is built to withstand the local climate, keeping your home and loved ones safe year-round.

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

A typical roof replacement in Atherton takes about 2–3 days, though duration can vary depending on your roof’s size, complexity, and materials. Smaller homes or straightforward installations may finish sooner, while larger roofs, steep pitches, or weather challenges can extend the timeline. Bay101 Roofing works efficiently to complete projects on schedule without sacrificing quality or cleanup standards.

Bay101 Roofing installs both aluminum and copper gutter systems to protect homes from rainwater damage. Aluminum gutters are strong, lightweight, and corrosion-resistant, making them a cost-effective choice. Copper gutters are durable and develop a distinctive patina over time, adding aesthetic appeal. Both options can be customized to match your roofline and exterior design while improving water drainage.

Yes, Bay101 Roofing is fully licensed and insured for roofing work in Atherton, providing protection for both homeowners and workers. Licensing verifies that the company meets California roofing standards, and insurance ensures coverage for property and liability risks during projects. This professionalism gives homeowners confidence that installations and repairs are safe, compliant, and backed by proper credentials.

Absolutely, Bay101 Roofing offers a 10-year workmanship warranty on roof replacements in Atherton, giving homeowners peace of mind that the installation is backed by long-term support. In addition to this warranty, many manufacturer warranties on materials apply, boosting protection against defects in shingles, underlayment, or other roofing components.

Getting a free roofing estimate in Atherton is simple. Just click the “Get a Free Estimate” button on the Bay101 Roofing website, fill out a brief form, and their team will contact you to schedule an inspection. A professional will assess your roof’s condition, discuss options, and provide an accurate, transparent quote with no obligation.

Bay101 Roofing offers flexible payment options to fit various budgets. They accept all major credit cards, personal checks, and offer financing plans so homeowners can manage roof replacement or repair costs over time. During your estimate, the team can discuss which payment method suits your needs and help match financing terms with your project timeline.

Maintaining your new roof helps extend its life and protect your home. Regular inspections, debris removal, gutter cleaning, and checking for minor damage after storms are key. Bay101 Roofing also offers maintenance packages that include scheduled check-ups and proactive repair recommendations, ensuring your roof stays in top condition and preventing costly issues before they develop.

Get Your Free Roofing Estimate in Atherton