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Flat, foam or single ply roofing repairers in Castro Valley

Sergio Lopez Roofing
PO Box 575
4.67(
3
)
Approved Pro
Sergio Lopez Roofing
PO Box 575
4.67(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
30 years of experience

With over 20 years of experience the industry, Sergio Lopez Roofing in Alameda county. We pride ourselves on our quality of work, professionalism, and attention to detail. Our customer satisfaction guarantee will assure you that we will treat your home as we would treat our own. Give us a call today & we look forward to working with you!

"Work Quality: Acceptable Customer service: Good Value for money: Good, best of three estimates: They worked thru some very hot days, overall they did a good job"

Arthur J on August 2020

With over 20 years of experience the industry, Sergio Lopez Roofing in Alameda county. We pride ourselves on our quality of work, professionalism, and attention to detail. Our customer satisfaction guarantee will assure you that we will treat your home as we would treat our own. Give us a call today & we look forward to working with you!

"Work Quality: Acceptable Customer service: Good Value for money: Good, best of three estimates: They worked thru some very hot days, overall they did a good job"

Arthur J on August 2020


Safeguard Roofing Service
5424 Sunol Boulevard, #10-190
New on HomeAdvisorNew on Angi
Approved Pro
Safeguard Roofing Service
5424 Sunol Boulevard, #10-190
New on AngiNew on HomeAdvisor
Approved Pro
33 years of experience
Free onsite estimate

committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.


Avatar for Frontline Roofing, Inc.
Frontline Roofing, Inc.
12669 San Pablo Ave #107
4.69(
27
)
Approved Pro
Frontline Roofing, Inc.
12669 San Pablo Ave #107
4.69(
27
)
Approved Pro
Customers say: Quality work
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
180 local quotes requested

At FRONTLINE ROOFING INC, we're all about delivering top-notch quality in everything we do. Our values are simple yet powerful: fairness, honesty, and taking personal responsibility. What truly makes us stand out is our dedication to not just meeting, but exceeding customer expectations.But above all, it's our genuine care for our customers that drives us: we listen, we understand, and we make sure their needs are at the heart of everything we do.

"Great"

Gopal Y on August 2024

At FRONTLINE ROOFING INC, we're all about delivering top-notch quality in everything we do. Our values are simple yet powerful: fairness, honesty, and taking personal responsibility. What truly makes us stand out is our dedication to not just meeting, but exceeding customer expectations.But above all, it's our genuine care for our customers that drives us: we listen, we understand, and we make sure their needs are at the heart of everything we do.

"Great"

Gopal Y on August 2024


Avatar for Universal Builder Co. - San Jose
Universal Builder Co. - San Jose
1999 South Bascom Ave
4.39(
41
)
Approved Pro
Universal Builder Co. - San Jose
1999 South Bascom Ave
4.39(
41
)
Approved Pro
Customers say: Quick response
128 local quotes requested
28 years of experience

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. With over 20 years of experience in the roofing and general construction, our roofing team can quickly identify roofing issues to repair. As with all of our services, we guarantee our work and promise to repair the issue the right way the first time, every time. We look forward to earning your business!

"Quick estimate friendly people job was done quick"

Edward H on October 2024

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. With over 20 years of experience in the roofing and general construction, our roofing team can quickly identify roofing issues to repair. As with all of our services, we guarantee our work and promise to repair the issue the right way the first time, every time. We look forward to earning your business!

"Quick estimate friendly people job was done quick"

Edward H on October 2024


Avatar for NewHaus Roofing and Construction
NewHaus Roofing and Construction
670 Coleman Ave
4.70(
10
)
Approved Pro
NewHaus Roofing and Construction
670 Coleman Ave
4.70(
10
)
Approved Pro
52 local quotes requested
30 years of experience

With over 25 years of experience in the roofing and construction industry, we are the experts you need to take care of your home or business. We handle everything from roof inspections to full reroofs to building additions to your home or business. We will treat your home as we would treat our own. Give New Haus Construction a call today, we look forward to working with you!

With over 25 years of experience in the roofing and construction industry, we are the experts you need to take care of your home or business. We handle everything from roof inspections to full reroofs to building additions to your home or business. We will treat your home as we would treat our own. Give New Haus Construction a call today, we look forward to working with you!


Avatar for Journey Builders
Journey Builders
1897 Concourse Dr.
4.59(
107
)
Approved Pro
Journey Builders
1897 Concourse Dr.
4.59(
107
)
Approved Pro
Customers say: Quick response
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
1304 local quotes requested

CAP INC is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. We look forward to working with you.

"Good customer service, good job on the roof, but very expensive in my view, $36K on a 1550 sq ft home plus about another roughly 700 sq ft garage and patio."

John K on April 2025

CAP INC is dedicated to providing our customers with the best quality and craftsmanship. We are here to build relationships with our customers and communities and to provide our employees with a great place to work. We look forward to working with you.

"Good customer service, good job on the roof, but very expensive in my view, $36K on a 1550 sq ft home plus about another roughly 700 sq ft garage and patio."

John K on April 2025


Avatar for Lifetime Roofing & Renovation, Inc.
Lifetime Roofing & Renovation, Inc.
333 Cobalt Way
4.70(
137
)
Approved Pro
Lifetime Roofing & Renovation, Inc.
333 Cobalt Way
4.70(
137
)
Approved Pro
Super Service Award
Customers say: Super punctual
597 local quotes requested
15 years of experience

"Looking for a trusted roofing contractor in San Jose? Lifetime Roofing & Renovation, Inc. has been San Jose’s go-to roofing company since 2010. We provide expert roof repair, roof replacement, and new roof installation services for both homes and businesses. Whether it’s fixing leaks, replacing old shingles, or handling complete roof overhauls, no job is too big or small. Our experienced team ensures every roof is built to last — protecting your property and your investment. Call us today for a free, no-obligation estimate and speak directly with a roofing expert!"

"project not completed"

Erik S on June 2025

"Looking for a trusted roofing contractor in San Jose? Lifetime Roofing & Renovation, Inc. has been San Jose’s go-to roofing company since 2010. We provide expert roof repair, roof replacement, and new roof installation services for both homes and businesses. Whether it’s fixing leaks, replacing old shingles, or handling complete roof overhauls, no job is too big or small. Our experienced team ensures every roof is built to last — protecting your property and your investment. Call us today for a free, no-obligation estimate and speak directly with a roofing expert!"

"project not completed"

Erik S on June 2025


Avatar for Atom Builders, Inc.
Atom Builders, Inc.
3455 Ocean View Blvd, Suite 200
4.93(
57
)
Approved Pro
Atom Builders, Inc.
3455 Ocean View Blvd, Suite 200
4.93(
57
)
Approved Pro
Customers say: Quick response
356 local quotes requested
22 years of experience

We are a locally owned and operated company that values honesty and integrity, and treats your project as if it were our own. We offer a variety of services that are customization to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction!

"Excellent experience, the quality of work was good and guys went out of there to make sure I was satisfied with the project. Thank you George and crew."

Michael S on April 2025

We are a locally owned and operated company that values honesty and integrity, and treats your project as if it were our own. We offer a variety of services that are customization to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction!

"Excellent experience, the quality of work was good and guys went out of there to make sure I was satisfied with the project. Thank you George and crew."

Michael S on April 2025


Avatar for Eagle Legacy Roof Masters Inc
Eagle Legacy Roof Masters Inc
9050 Calle Del Rey
5.00(
7
)
Approved Pro
Eagle Legacy Roof Masters Inc
9050 Calle Del Rey
5.00(
7
)
Approved Pro
29 local quotes requested
Free onsite estimate

Eagle Legacy Roof Masters Inc, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. 12 years of accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Fantastic overall work. Very responsive and great communication. They got the entire project completed in three days."

Erin W on May 2025

Eagle Legacy Roof Masters Inc, is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. 12 years of accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Fantastic overall work. Very responsive and great communication. They got the entire project completed in three days."

Erin W on May 2025


Sierra Roofing & Solar
6955 Sierra Court, Suite 102
4.53(
46
)
Approved Pro
Sierra Roofing & Solar
6955 Sierra Court, Suite 102
4.53(
46
)
Approved Pro
Customers say: Quality work
11 local quotes requested
49 years of experience

Established in 1976, Sierra Roofing & Solar continues to stand alone as the premier roofing/solar company in the East-Bay. With more than 10,000 satisfied customers in both residential and commercial roofing and solar, our company takes tremendous pride in being a top company in the field. As innovators and leaders in modern techniques, our past and future customers can be assured that our 100% satisfaction, leak-free guarantee stands strong. From our informative Roofing & Solar Specialists to our expert Waterproofing Technicians, we know you will enjoy the professionalism of Sierra Roofing& Solar. References will be provided upon request.

"Great service and reliable"

Linda F on July 2020

Established in 1976, Sierra Roofing & Solar continues to stand alone as the premier roofing/solar company in the East-Bay. With more than 10,000 satisfied customers in both residential and commercial roofing and solar, our company takes tremendous pride in being a top company in the field. As innovators and leaders in modern techniques, our past and future customers can be assured that our 100% satisfaction, leak-free guarantee stands strong. From our informative Roofing & Solar Specialists to our expert Waterproofing Technicians, we know you will enjoy the professionalism of Sierra Roofing& Solar. References will be provided upon request.

"Great service and reliable"

Linda F on July 2020

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FAQs for flat, foam or single ply roofing repair projects in Castro Valley, CA

Clear your gutters after heavy storms or at least twice a year. If pines surround your home, bump that to every four months. Sweep loose debris off the roof whenever you see it, and schedule a professional roof and gutter cleaning when dirt starts to build up. Flat roofs trap leaves and standing water quickly, so staying ahead of clogs helps prevent leaks.

A well-maintained flat roof can last up to 25 years. Regular inspections, thorough cleaning of drainage systems, and prompt debris removal help ensure that your flat roof remains durable and performs reliably throughout its lifespan. Maintaining tight seals and applying appropriate protective coatings further secures the roof’s integrity over time, making these essential practices vital for long-term performance.

Flat roofs offer significant advantages and present certain challenges. They deliver economic benefits through reduced material and labor costs, and they enable creative outdoor living configurations. However, flat roofs also exhibit disadvantages such as a tendency for water pooling, diminished attic space, vulnerability in snowy conditions, and an elevated risk of leaks if seals are compromised. Maintaining the roof with professional inspections and precise upkeep helps overcome these challenges.

Flat roof replacement is covered by homeowner’s insurance only when damage results from a specific event, such as a storm or accident. Your policy covers the replacement if the injury is caused by a qualifying incident rather than normal deterioration or maintenance lapses. Review your policy carefully and confirm with your insurer to accurately determine your coverage.

The Castro Valley, CA homeowners’ guide to flat, foam or single ply roofing repairs
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