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Foundation, basement or crawlspace waterproofing / encapsulation pros in San Leandro

Avatar for Groundworks
Groundworks
1161 N Fair Oaks Ave
4.67(
3
)
Approved Pro
Groundworks
1161 N Fair Oaks Ave
4.67(
3
)
Approved Pro
48 local quotes requested
2 years of experience

Groundworks specializes in helping homeowners with their residential and commercial foundation repair and concrete needs. Our top priority is providing high-quality home repair solutions and personalized service across the Sacramento area. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation.

"The Groundworks folks (formerly Bay Area Underpinning) applied their foundation-underpinning technology and expertise to extend to bedrock, level, square up the foundation for an extensive house remodel. I was most impressed by the young man onsite supervisor, Josh who answered all my work done, how and why questions. I wish this info was provided up front by the estimator. (My design-build remodel contractor referred this company). "

Suzanne R on March 2025

Groundworks specializes in helping homeowners with their residential and commercial foundation repair and concrete needs. Our top priority is providing high-quality home repair solutions and personalized service across the Sacramento area. With fully trained technicians, industry-leading products, and nationally backed warranties, Groundworks is here to restore your foundation.

"The Groundworks folks (formerly Bay Area Underpinning) applied their foundation-underpinning technology and expertise to extend to bedrock, level, square up the foundation for an extensive house remodel. I was most impressed by the young man onsite supervisor, Josh who answered all my work done, how and why questions. I wish this info was provided up front by the estimator. (My design-build remodel contractor referred this company). "

Suzanne R on March 2025


Avatar for Foundation Repair of CA
Foundation Repair of CA
1813 Rutan Drive Suite A
5.00(
2
)
Approved Pro
Foundation Repair of CA
1813 Rutan Drive Suite A
5.00(
2
)
Approved Pro
Customers say: Quick response
75 local quotes requested
14 years of experience

At Foundation Repair of CA, we specialize in stabilizing homes and businesses throughout Northern California. We specialize in primary foundation damage repair of all types. We provide solutions for failing foundations, including sinking or settling foundations, sagging crawl space, crawl space encapsulation and insulation, and earthquake retrofitting. Our expertise also includes concrete restoration, which incorporates concrete lifting and leveling of slabs, driveways, walkways and pool decks, and more! We pride ourselves in providing free, no obligation foundation repair quotes for homeowners within our service area. Protect your home or business. Call us today.

"All around good experience"

Tat H on August 2023

At Foundation Repair of CA, we specialize in stabilizing homes and businesses throughout Northern California. We specialize in primary foundation damage repair of all types. We provide solutions for failing foundations, including sinking or settling foundations, sagging crawl space, crawl space encapsulation and insulation, and earthquake retrofitting. Our expertise also includes concrete restoration, which incorporates concrete lifting and leveling of slabs, driveways, walkways and pool decks, and more! We pride ourselves in providing free, no obligation foundation repair quotes for homeowners within our service area. Protect your home or business. Call us today.

"All around good experience"

Tat H on August 2023


RSF Construction Inc.
6910 Monte Verde Drive
New on HomeAdvisorNew on Angi
Approved Pro
RSF Construction Inc.
6910 Monte Verde Drive
New on AngiNew on HomeAdvisor
Approved Pro
223 local quotes requested
6 years of experience

RSF Construction Inc. is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!

RSF Construction Inc. is a leader in providing our customers with the highest quality service in an honest, efficient, and professional way. Our pledge is to create successful relationships with our customers, employees and community by building trust, treating every project with the utmost integrity and exceeding expectations. We look forward to working with you!


Avatar for Groundworks
Groundworks
1161 N Fair Oaks Ave
3.00(
4
)
Approved Pro
Groundworks
1161 N Fair Oaks Ave
3.00(
4
)
Approved Pro
76 local quotes requested
20 years of experience

In 2005, Steven and Kelly Egloff founded Bay Area Underpinning with the goal of providing a cost-effective, engineered solution to foundation settlement problems with an emphasis on educating customers. In 2023, BAU partnered with Groundworks, the nation’s leading and fastest growing foundation repair and water management solutions provider, to offer the best products in the industry and provide elite business management resources to their employees. BAU will now operate under the Groundworks name, while continuing to improve the customer experience and provide expertise and guidance from San Jose to Sacramento. Schedule your FREE inspection today!

"went horrible 2 week job took 7 months"

Cat D on April 2025

In 2005, Steven and Kelly Egloff founded Bay Area Underpinning with the goal of providing a cost-effective, engineered solution to foundation settlement problems with an emphasis on educating customers. In 2023, BAU partnered with Groundworks, the nation’s leading and fastest growing foundation repair and water management solutions provider, to offer the best products in the industry and provide elite business management resources to their employees. BAU will now operate under the Groundworks name, while continuing to improve the customer experience and provide expertise and guidance from San Jose to Sacramento. Schedule your FREE inspection today!

"went horrible 2 week job took 7 months"

Cat D on April 2025


Avatar for Geico Builders
Geico Builders
1901 Harrison Street
5.00(
18
)
Approved Pro
Geico Builders
1901 Harrison Street
5.00(
18
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1604 local quotes requested

Geico Builders specializes in meeting your expectations before, during, and after the project is complete. Our most upstanding quality is our accountability--you can expect us to own the work we complete for your home. Of course, we know accountability means nothing without proof, which is why we are happy to offer a 2-year workmanship warranty to all of our clients. This is a rare quality for this industry, but we wanted to prove to you that we stand by our craftsmanship through our home remodeling construction services. Every Crew at Geico Builders has been professionally trained and will treat your home with integrity and respect.

"We are completely satisfied with our backyard, where we wanted to do a complete renovation, making our yard more beautiful and usable, for games with friends, easy access for my dogs and everything else! From the beginning Brian helped us with the choice of materials, locations, colors and many great suggestions. Our Project Manager, Delmar, and Brian did an excellent job updating us and communicating and always responded quickly to any questions or concerns. We had a tight deadline for our project because we wanted to finish before 06/01 - he did our entire project quickly and efficiently! I want to thank you very much, I am very happy, I recommend Geico Builders and together with Brian for all your projects! I hope to work with him soon on our front yard, after all I only have good things to say!"

Mark S on June 2025

Geico Builders specializes in meeting your expectations before, during, and after the project is complete. Our most upstanding quality is our accountability--you can expect us to own the work we complete for your home. Of course, we know accountability means nothing without proof, which is why we are happy to offer a 2-year workmanship warranty to all of our clients. This is a rare quality for this industry, but we wanted to prove to you that we stand by our craftsmanship through our home remodeling construction services. Every Crew at Geico Builders has been professionally trained and will treat your home with integrity and respect.

"We are completely satisfied with our backyard, where we wanted to do a complete renovation, making our yard more beautiful and usable, for games with friends, easy access for my dogs and everything else! From the beginning Brian helped us with the choice of materials, locations, colors and many great suggestions. Our Project Manager, Delmar, and Brian did an excellent job updating us and communicating and always responded quickly to any questions or concerns. We had a tight deadline for our project because we wanted to finish before 06/01 - he did our entire project quickly and efficiently! I want to thank you very much, I am very happy, I recommend Geico Builders and together with Brian for all your projects! I hope to work with him soon on our front yard, after all I only have good things to say!"

Mark S on June 2025


Avatar for Welcome Home Landscape & Lawn Care
Welcome Home Landscape & Lawn Care
2265 Reading Avenue
4.72(
43
)
Approved Pro
Welcome Home Landscape & Lawn Care
2265 Reading Avenue
4.72(
43
)
Approved Pro
Customers say: Quick response
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
1096 local quotes requested

Welcome Home Landscape & Lawn Care offers Design, Installation, and Maintenance services with over 30 years of experience. We are extremely knowledgeable in our industry and are very customer service oriented. Working with the top nursery’s in the Bay area, allows us to have the best plant selection available. We look forward to consulting with you on your projects now and in the future!

"We enjoyed working with Welcome Home! We had a couple needs, one of which was open-ended and Ken was so helpful and informative, helping us figure out the best way to make the project happen. He and his team addressed the bamboo issue in our yard, removed dead plants, fixed our irrigation, and gave us lots of useful tips. We would definitely work with them again!"

Amy C on August 2024

Welcome Home Landscape & Lawn Care offers Design, Installation, and Maintenance services with over 30 years of experience. We are extremely knowledgeable in our industry and are very customer service oriented. Working with the top nursery’s in the Bay area, allows us to have the best plant selection available. We look forward to consulting with you on your projects now and in the future!

"We enjoyed working with Welcome Home! We had a couple needs, one of which was open-ended and Ken was so helpful and informative, helping us figure out the best way to make the project happen. He and his team addressed the bamboo issue in our yard, removed dead plants, fixed our irrigation, and gave us lots of useful tips. We would definitely work with them again!"

Amy C on August 2024


Avatar for Basave LANDSCAPING
Basave LANDSCAPING
25905 Gading Road
5.00(
4
)
Approved Pro
Basave LANDSCAPING
25905 Gading Road
5.00(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
470 local quotes requested

Family owned, with over 17 years of experience. Here to help you with all your landscaping needs and dreams

"Excellent work. Excellent crew. Hardworking - executing the design we wanted. The patio and walkways came out great."

Dave M on June 2024

Family owned, with over 17 years of experience. Here to help you with all your landscaping needs and dreams

"Excellent work. Excellent crew. Hardworking - executing the design we wanted. The patio and walkways came out great."

Dave M on June 2024


Avatar for Greener Bay Landscaping Inc
Greener Bay Landscaping Inc
585 South Winchester Boulevard
4.75(
16
)
Approved Pro
Greener Bay Landscaping Inc
585 South Winchester Boulevard
4.75(
16
)
Approved Pro
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
1721 local quotes requested

GBL is a name you can trust, we get the job done right the first time. With over 35 years of experience, we know how to solve your problems and keep our clients happy.

"Kept in touch while I planned everything. Quick and efficient! Will be contacting them for projects in the future"

Cristi B on January 2025

GBL is a name you can trust, we get the job done right the first time. With over 35 years of experience, we know how to solve your problems and keep our clients happy.

"Kept in touch while I planned everything. Quick and efficient! Will be contacting them for projects in the future"

Cristi B on January 2025


Avatar for Galvan and son concrete construction, inc.
Galvan and son concrete construction, inc.
17760 Monterey Rd
5.00(
5
)
Approved Pro
Galvan and son concrete construction, inc.
17760 Monterey Rd
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
440 local quotes requested

Galvan and son concrete .inc is a family owned business. We have been in business for over 33 years. The owner Isaias Sr. (ike) has over 40 years of experience working with concrete. His business along with his employees do what they do best; making peoples homes look beautiful! This company is a licensed company and has insurance. No job is too big or too small. We do pool decks, drive ways, walkways, patios, coping around the pool, retaining walls with rock, travertine, or stucco, concrete steps with or without rock/travertine. We specialize in exposed aggregate concrete (pebbles on the concrete). Types of concrete we can do are broom finish, color, sand wash finish, stamped, exposed aggregate and base concrete with cut stone or travertine on top. We also do concrete demolition, grading and dirt removal. Among those things we also do paver's, fire pits and use bricks in our work, along with repairs and footings that we do as well. We take pride in our work and do a great clean up during and after the work is done.

"These guys were great from start to finish. Everything they said would happen was done to perfection. The finished project looks great, and myself and my family are happy. If I have a family member, friend, or neighbor looking for concrete work I would strongly recommend Galvan and Son Concrete."

Andy O on September 2024

Galvan and son concrete .inc is a family owned business. We have been in business for over 33 years. The owner Isaias Sr. (ike) has over 40 years of experience working with concrete. His business along with his employees do what they do best; making peoples homes look beautiful! This company is a licensed company and has insurance. No job is too big or too small. We do pool decks, drive ways, walkways, patios, coping around the pool, retaining walls with rock, travertine, or stucco, concrete steps with or without rock/travertine. We specialize in exposed aggregate concrete (pebbles on the concrete). Types of concrete we can do are broom finish, color, sand wash finish, stamped, exposed aggregate and base concrete with cut stone or travertine on top. We also do concrete demolition, grading and dirt removal. Among those things we also do paver's, fire pits and use bricks in our work, along with repairs and footings that we do as well. We take pride in our work and do a great clean up during and after the work is done.

"These guys were great from start to finish. Everything they said would happen was done to perfection. The finished project looks great, and myself and my family are happy. If I have a family member, friend, or neighbor looking for concrete work I would strongly recommend Galvan and Son Concrete."

Andy O on September 2024


Avatar for SPR Landscaping Inc
SPR Landscaping Inc
P.O. Box #1463
5.00(
10
)
Approved Pro
SPR Landscaping Inc
P.O. Box #1463
5.00(
10
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
702 local quotes requested

We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today. Family owned business with over 10 years of experience.

"When you need your project completed on time and within budget, I recommend Arciga Gardening. The Arciga Team have completed multiple projects for me and my neighbors, and everyone is happy with the professional high quality service."

Finn p on January 2024

We guarantee your satisfaction and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out our services offered and call or click to schedule a free estimate today. Family owned business with over 10 years of experience.

"When you need your project completed on time and within budget, I recommend Arciga Gardening. The Arciga Team have completed multiple projects for me and my neighbors, and everyone is happy with the professional high quality service."

Finn p on January 2024

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FAQs for foundation, basement or crawlspace waterproofing / encapsulation projects in San Leandro, CA

Standing water in your crawl space won’t disappear on its own. Keep the drainage clear, ensure the vents are working properly, and run a dehumidifier to control moisture levels. If dampness lingers, mold, wood rot, and foundation cracks can follow. Act quickly and call a pro to protect your home’s structure and indoor air quality.

Disinfecting a crawl space requires a methodical approach. First, clear all debris and remove old liners and insulation to eliminate contaminants. Then, apply a strong bleach solution or borate spray to eradicate mold spores and mildew. Ensuring complete surface coverage and allowing ample drying time establishes a sanitary environment and prevents future infestations.

A crawl space serves vital functions by providing access to essential systems, including electrical wiring, plumbing, and HVAC ducts. It also offers a buffer zone that aids in moisture control and protects underlying structural components. 

Yes, crawl space encapsulation is a worthwhile investment in protecting your home. Crawl space encapsulation locks out moisture, controls humidity, and blocks pests and harmful pollutants like radon gas. Those benefits boost indoor air quality and protect beams, joists, and insulation, giving your home long‑term structural stability and safeguarding your family’s health.

Prevention is the best way to keep water out of your crawl space. A dehumidifier and sump pump can help control moisture levels, but grading the landscape to redirect water away from the foundation is most important. Additionally, seal foundation cracks and install reliable drainage systems such as a French drain to maintain a consistently dry environment.

Yes, repairing your crawl space foundation is critical, regardless of how minor the issue may seem. Foundation problems arise from enduring moisture, water intrusion, and unstable soil, which can lead to significant structural damage if left unaddressed. Hiring a licensed structural engineer or foundation repair professional guarantees your home’s long-term stability and safety while preventing escalating repair costs.

The San Leandro, CA homeowners’ guide to foundation, basement or crawlspace waterproofing / encapsulations
From average costs to expert advice, get all the answers you need to get your job done.
clean crawlspace with insulation and wood beams under house
Jun 15, 2025
Jun 15, 2025
Budget for crawl space repair costs based on factors such as square footage, repair type, accessibility, cleaning, maintenance, labor, and more.
professional repairing the foundation of a home
Apr 24, 2025
Apr 24, 2025
Budget for foundation repair costs based on factors such as the extent of damage, house size, materials, labor, problem type, and more.
Empty basement with new concrete floor and white walls
Apr 21, 2025
Apr 21, 2025
If you’re planning to install a new foundation, check out budgeting and cost factors to consider.
raising the foundation of a home with a house lift
Apr 21, 2025
Apr 21, 2025
Learn how much it costs to raise a house. Explore how factors like the house size, structure, age, landscaping, and labor rates affect the price.
A man digging out a french drain
Mar 31, 2025
Mar 31, 2025
Budget for French drain costs based on factors including square footage, accessibility, labor, location, landscape repairs, and more.
crawl space prepared for an encapsultion
Mar 20, 2025
Mar 20, 2025
Use this guide to budget for crawl space encapsulation cost factors such as crawl space size, prep, maintenance tasks, labor, and more.
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