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 Monte Sereno

Roof Replacement, Roof Repairs & Gutter Installation in Monte Sereno, 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 Monte Sereno
What we do

Replace or get a New Roof

At Bay101 Roofing, we’ve been serving homeowners in Monte Sereno 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 Monte Sereno 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 Monte Sereno home but also enhances its curb appeal and overall property value.
Financing
We make sure every roof replacement in Monte Sereno 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 roof replacement in Monte Sereno typically takes about 2–3 days, depending on your roof’s size, pitch, and material selection. Asphalt shingle roofs and straightforward designs may finish sooner, while larger or more complex jobs can take a bit longer. Bay101 Roofing plans projects to balance efficient scheduling with professional workmanship and thorough cleanup so you get a long-lasting roof with minimal disruption.

Bay101 Roofing installs both aluminum and copper gutter systems to help manage rainwater and protect your Monte Sereno home from water damage. Aluminum gutters are durable, lightweight, and corrosion-resistant, while copper gutters provide long-term performance and develop a unique patina over time. Both options can be custom-fit and color-matched to enhance curb appeal and improve drainage performance.

Yes, Bay101 Roofing is fully licensed and insured to provide roofing, repair, and gutter services in Monte Sereno. Licensing ensures compliance with California building codes and safety standards, and insurance protects both homeowners and workers in the unlikely event of damage or accidents during installation or repairs. This professional coverage provides peace of mind throughout your roofing project.

Absolutely, Bay101 Roofing includes a 10-year workmanship warranty on roof replacements in Monte Sereno, covering installation quality and craftsmanship. In addition to this, most roofing materials come with manufacturer warranties that cover defects in shingles, underlayment, and other components. Together, these warranties help ensure your roof performs well and your investment stays protected for years.

Getting a free roofing estimate in Monte Sereno is simple. Click the “Get a Free Estimate” button on the Bay101 Roofing website and fill out a short form. A representative will contact you to schedule a convenient on-site inspection. During the visit, a roofing expert evaluates your roof’s condition, discusses recommended options, and provides a transparent, no-obligation quote tailored to your home.

Bay101 Roofing offers flexible payment options to suit different homeowner budgets in Monte Sereno. They accept all major credit cards and personal checks, and also provide financing plans that allow you to spread the cost of roof replacement or repairs over time. During your estimate, the team reviews available methods and helps you choose the best fit for your financial needs.

Maintaining your roof helps extend its lifespan and prevent costly issues. Recommended maintenance includes annual professional inspections, debris removal, cleaning gutters and downspouts, and checking for loose or damaged shingles after storms or high winds. Bay101 Roofing also offers maintenance packages and scheduled check-ups to catch potential problems early and keep your roof performing well year-round.

Get Your Free Roofing Estimate in Monte Sereno