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Foundation, basement or crawlspace waterproofing / encapsulation pros in Dana Point

Avatar for Groundworks
Groundworks
1850 S. Parco Avenue
4.44(
124
)
Approved Pro
Groundworks
1850 S. Parco Avenue
4.44(
124
)
Approved Pro
Customers say: Quick response
128 local quotes requested
30 years of experience

Groundworks is the nation’s leading and fastest-growing foundation repair and water management solutions provider. Groundworks is a vertically integrated company with its own manufacturing operations and a world-class software solution, allowing us to serve our customers more effectively. From the first phone call to the annual maintenance offered, our customers have peace of mind knowing we’re there with one mission – to repair, protect and improve their home.

"Roger and his crew of Manuel, Carlos and Josias did everything we asked for and more. Roger answered all of our questions, kept us informed on the status of the project and managed the project extremely well. We definitely made the right decision having Groundworks do our project."

Eric S on March 2025

Groundworks is the nation’s leading and fastest-growing foundation repair and water management solutions provider. Groundworks is a vertically integrated company with its own manufacturing operations and a world-class software solution, allowing us to serve our customers more effectively. From the first phone call to the annual maintenance offered, our customers have peace of mind knowing we’re there with one mission – to repair, protect and improve their home.

"Roger and his crew of Manuel, Carlos and Josias did everything we asked for and more. Roger answered all of our questions, kept us informed on the status of the project and managed the project extremely well. We definitely made the right decision having Groundworks do our project."

Eric S on March 2025


Avatar for Saber
Saber
1320 Distribution Way, Ste B
4.45(
92
)
Approved Pro
Saber
1320 Distribution Way, Ste B
4.45(
92
)
Approved Pro
Customers say: Quick response
22 local quotes requested
39 years of experience

For 30 years, this philosophy continues to remain at the core of our mission. Our track record of delivering the highest quality products and installation has enabled us to believe more is possible. Saber prides itself in providing peace of mind to Southern California homeowners and, in the long term, improving neighborhoods and communities. Saber is part of the country's largest foundation repair contractor network, Foundation Supportworks, specializing in foundation repair solutions. No matter what concern a home or business owner has for their property, they can be confident that Saber possesses the training and expertise to diagnose and offer the best solution; meeting the customers' goals and improving their lives for years to come.

"Nestor and his team did a great job with an amazing customer service and answering every single question we had! Thank you!"

Lorraine V on May 2025

For 30 years, this philosophy continues to remain at the core of our mission. Our track record of delivering the highest quality products and installation has enabled us to believe more is possible. Saber prides itself in providing peace of mind to Southern California homeowners and, in the long term, improving neighborhoods and communities. Saber is part of the country's largest foundation repair contractor network, Foundation Supportworks, specializing in foundation repair solutions. No matter what concern a home or business owner has for their property, they can be confident that Saber possesses the training and expertise to diagnose and offer the best solution; meeting the customers' goals and improving their lives for years to come.

"Nestor and his team did a great job with an amazing customer service and answering every single question we had! Thank you!"

Lorraine V on May 2025


Avatar for Saber
Saber
7301 Madison St
4.45(
92
)
Approved Pro
Saber
7301 Madison St
4.45(
92
)
Approved Pro
Customers say: Quick response
39 years of experience
Free onsite estimate

BBB approved! * We offer Financing * 500+ 5 Reviews on Google * Over 20,000 families helped * Contact us today for FREE no-obligation home inspection.

"Great work. Went above and beyond."

Steven C on August 2024

BBB approved! * We offer Financing * 500+ 5 Reviews on Google * Over 20,000 families helped * Contact us today for FREE no-obligation home inspection.

"Great work. Went above and beyond."

Steven C on August 2024


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
230 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 Alpha Structural, Inc.
Alpha Structural, Inc.
8334 Foothill Blvd
4.67(
231
)
Approved Pro
Alpha Structural, Inc.
8334 Foothill Blvd
4.67(
231
)
Approved Pro
Customers say: Super punctual
483 local quotes requested
33 years of experience

Alpha Structural, Inc. has over 850 years of combined technical experience in Foundation and Hillside Repair. All of our experience is hard-core and down-in-the-trenches – not managed from behind a computer. Our in-house engineers and technicians are among the most experienced in all of Southern California. Alpha Structural, Inc. is the ONLY company in the SOCAL area licensed to ENGINEER and BUILD any type of repair project. That means that you'll work with us through the whole project, not unknown sub-contractors that you didn't hire and cannot control or predict. Alpha Structural, Inc. a licensed, bonded, and insured contractor (license # 663409). We are licensed with the following classifications: A (General Engineering Contractor). B (General Building Contractor). C-8 (Concrete). HIC (Home Improvement Contractor). CALL US NOW FOR AN INSPECTION OR ESTIMATE! (323)258-5482.

"I worked with Alpha once before, and they assisted with a second project 2 years ago which, now finally completed, I'm able to write a review about. Alpha helped with structural plans for windows in a garden level unit in order to prepare the proposal for city approval. Alpha is a big company and it took them a little while to complete everything; however I can certainly say that the engineer and contact people were knowledgeable and thorough. The plans were approved with their help and now that the unit is permitted for occupancy, the windows are a lovely attribute to the space."

Robert N on September 2024

Alpha Structural, Inc. has over 850 years of combined technical experience in Foundation and Hillside Repair. All of our experience is hard-core and down-in-the-trenches – not managed from behind a computer. Our in-house engineers and technicians are among the most experienced in all of Southern California. Alpha Structural, Inc. is the ONLY company in the SOCAL area licensed to ENGINEER and BUILD any type of repair project. That means that you'll work with us through the whole project, not unknown sub-contractors that you didn't hire and cannot control or predict. Alpha Structural, Inc. a licensed, bonded, and insured contractor (license # 663409). We are licensed with the following classifications: A (General Engineering Contractor). B (General Building Contractor). C-8 (Concrete). HIC (Home Improvement Contractor). CALL US NOW FOR AN INSPECTION OR ESTIMATE! (323)258-5482.

"I worked with Alpha once before, and they assisted with a second project 2 years ago which, now finally completed, I'm able to write a review about. Alpha helped with structural plans for windows in a garden level unit in order to prepare the proposal for city approval. Alpha is a big company and it took them a little while to complete everything; however I can certainly say that the engineer and contact people were knowledgeable and thorough. The plans were approved with their help and now that the unit is permitted for occupancy, the windows are a lovely attribute to the space."

Robert N on September 2024


Avatar for HavenHub Home Services
HavenHub Home Services
3 Corporate Plaza Dr
4.90(
42
)
Approved Pro
HavenHub Home Services
3 Corporate Plaza Dr
4.90(
42
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
7591 local quotes requested

At HavenHub, we're more than just a home service company – we're your trusted partner in creating havens of comfort and joy. Specializing in several verticals such as Landscaping, Roofing and HVAC solutions, we bring expertise and dedication to every project we undertake. What sets us apart is our commitment to putting our customers first. From the moment you engage us, you'll receive a world class experience with us. Whether it's transforming your outdoor space into a lush oasis or ensuring your indoor climate is just right, we're here to make it happen. At HavenHub, your satisfaction and peace of mind are our top priorities, and we're honored to be a part of your home journey. Welcome to the HavenHub family, where your home is our passion.

"Exceptional service, high quality work and a fair price."

Peter S on March 2025

At HavenHub, we're more than just a home service company – we're your trusted partner in creating havens of comfort and joy. Specializing in several verticals such as Landscaping, Roofing and HVAC solutions, we bring expertise and dedication to every project we undertake. What sets us apart is our commitment to putting our customers first. From the moment you engage us, you'll receive a world class experience with us. Whether it's transforming your outdoor space into a lush oasis or ensuring your indoor climate is just right, we're here to make it happen. At HavenHub, your satisfaction and peace of mind are our top priorities, and we're honored to be a part of your home journey. Welcome to the HavenHub family, where your home is our passion.

"Exceptional service, high quality work and a fair price."

Peter S on March 2025


Avatar for Logos Landscape
Logos Landscape
10800 Dale Ave Space 222
5.00(
3
)
Approved Pro
Logos Landscape
10800 Dale Ave Space 222
5.00(
3
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
971 local quotes requested

Welcome to Logos Landscape! We look forward to serving you!

"Logos Landscape has continued to be ongoing asset to our portfolio of Apartment Communities and are considered Team Members due to their quick response, reliability, fair pricing in all of our landscaping needs. An absolute pleasure to work with"

Aubrey W on February 2025

Welcome to Logos Landscape! We look forward to serving you!

"Logos Landscape has continued to be ongoing asset to our portfolio of Apartment Communities and are considered Team Members due to their quick response, reliability, fair pricing in all of our landscaping needs. An absolute pleasure to work with"

Aubrey W on February 2025


Avatar for T&T Demolition & Concrete
T&T Demolition & Concrete
1076 Laguna St
5.00(
15
)
Approved Pro
T&T Demolition & Concrete
1076 Laguna St
5.00(
15
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
694 local quotes requested

Specializing in demo and concrete! We always guarantee your satisfaction and won’t leave until the job is done right. We take pride in ourselves and on the quality work we provide, while always delivering great customer service! Check out our services offered, then call --or-- click to schedule a free estimate today!

"I would recommend TNT any day. They were quick professional and they listened. They do EXCELLENT WORK. As a small business person myself, TNT hit all the marks. Thank you guys"

cathy m on October 2024

Specializing in demo and concrete! We always guarantee your satisfaction and won’t leave until the job is done right. We take pride in ourselves and on the quality work we provide, while always delivering great customer service! Check out our services offered, then call --or-- click to schedule a free estimate today!

"I would recommend TNT any day. They were quick professional and they listened. They do EXCELLENT WORK. As a small business person myself, TNT hit all the marks. Thank you guys"

cathy m on October 2024


Avatar for Dalinghaus Construction, Inc
Dalinghaus Construction, Inc
445 Birch St
4.43(
7
)
Approved Pro
Dalinghaus Construction, Inc
445 Birch St
4.43(
7
)
Approved Pro
Customers say: Quick response
536 local quotes requested
14 years of experience

Our foundation repair, concrete lifting, and support or anchoring products are manufactured to the highest standards, comply with the industry’s strictest guidelines and have been tested by over 100 major structural repair contractors throughout North America. Installation of any product comes with a manufacturer’s warranty along with our own in-house written, transferable warranty! We continuously deliver on a promise to offer great quality and service to our customers. We are consistently implementing the ever-changing methods and technology that present themselves in the construction industry. With our customer’s goals and expectations as our primary company focus, we will continuously strive to better ourselves and our company. We truly respect and appreciate each customer’s project like it is our very own. Our promise to you: We “NEVER SETTLE” for anything but the BEST! For more information or to schedule your inspection, call today!

"Bait and switch. I obtained multiple quotes for my foundation. Dalinghaus Construction quoted me 19 piers to stabilize my home. I questioned why their competitors were quoting me over 30 piers; and they reassured me I was being over quoted by their competitors. Long story short, I went with Dalinghaus. During construction, a rep (David F) came by to drop off some tools and found that 19 piers would not be enough. They said I needed 14 more piers (totaling 33– same as their competitors). I’m stuck because I cannot leave my home half stabilized. No other reputable company would complete the job if another company started it. I was obligated to move forward with Dalinghaus. No one called to apologize for the misstep. They invoiced me and could care less how much this would affect my family. They proceeded to install14 more piers but left 14 large holes— they said backfilling was not part of the scope of work, while the original 19 were backfilled. Insanely strange why they think I wanted 14 large holes at my home. So this is where they gave me a “discount.” They backfilled the holes for free. Free? It should be included in the work. All in all, why do I have to pay for a mistake of this magnitude? I’ve tried to work it out with them peacefully but they have not provided me anything that would make this right. Only excuses why they should not compensate me. They have no integrity. They only care about their reputation at this point (they want my bbb review taken down). I would like to be compensated for the 14 additional piers that were missed from the original quote. 14 additional piers is a completely new job, not a “new work order.” They are the professional and should have done a more thorough assessment to provide me an accurate quote. Their competitors seemed to have done so but I was sadly duped by Dalinghaus. They baited me in and switched the price after the work started. $38k is a lot to lose. I have 2 small children and a home that needs to be completed. Ps. I’ve been waiting over 2 months for a resolution."

Nancy D on September 2022

Our foundation repair, concrete lifting, and support or anchoring products are manufactured to the highest standards, comply with the industry’s strictest guidelines and have been tested by over 100 major structural repair contractors throughout North America. Installation of any product comes with a manufacturer’s warranty along with our own in-house written, transferable warranty! We continuously deliver on a promise to offer great quality and service to our customers. We are consistently implementing the ever-changing methods and technology that present themselves in the construction industry. With our customer’s goals and expectations as our primary company focus, we will continuously strive to better ourselves and our company. We truly respect and appreciate each customer’s project like it is our very own. Our promise to you: We “NEVER SETTLE” for anything but the BEST! For more information or to schedule your inspection, call today!

"Bait and switch. I obtained multiple quotes for my foundation. Dalinghaus Construction quoted me 19 piers to stabilize my home. I questioned why their competitors were quoting me over 30 piers; and they reassured me I was being over quoted by their competitors. Long story short, I went with Dalinghaus. During construction, a rep (David F) came by to drop off some tools and found that 19 piers would not be enough. They said I needed 14 more piers (totaling 33– same as their competitors). I’m stuck because I cannot leave my home half stabilized. No other reputable company would complete the job if another company started it. I was obligated to move forward with Dalinghaus. No one called to apologize for the misstep. They invoiced me and could care less how much this would affect my family. They proceeded to install14 more piers but left 14 large holes— they said backfilling was not part of the scope of work, while the original 19 were backfilled. Insanely strange why they think I wanted 14 large holes at my home. So this is where they gave me a “discount.” They backfilled the holes for free. Free? It should be included in the work. All in all, why do I have to pay for a mistake of this magnitude? I’ve tried to work it out with them peacefully but they have not provided me anything that would make this right. Only excuses why they should not compensate me. They have no integrity. They only care about their reputation at this point (they want my bbb review taken down). I would like to be compensated for the 14 additional piers that were missed from the original quote. 14 additional piers is a completely new job, not a “new work order.” They are the professional and should have done a more thorough assessment to provide me an accurate quote. Their competitors seemed to have done so but I was sadly duped by Dalinghaus. They baited me in and switched the price after the work started. $38k is a lot to lose. I have 2 small children and a home that needs to be completed. Ps. I’ve been waiting over 2 months for a resolution."

Nancy D on September 2022


Touchstone Masonry
5772 Oakley Terrace
5.00(
8
)
Approved Pro
Touchstone Masonry
5772 Oakley Terrace
5.00(
8
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
487 local quotes requested

Block Wall Construction Bricklaying Concrete Masonry Construction Concrete Paving Concrete Repair Driveway Construction Firepit Construction Masonry Repair Outdoor Kitchen Construction Patio/Porch Construction Paver Installation Planter Wall Construction Pool Deck Construction Retaining Wall Construction Sealcoating Sidewalk/Walkway Construction Stairs/Steps Construction Stamped Concrete Installation Stone Masonry Construction

"Very quick - extensive project only took 2 days, they did a great job and cleaned up everything afterwards. Would absolutely hire again."

Katrina S on November 2024

Block Wall Construction Bricklaying Concrete Masonry Construction Concrete Paving Concrete Repair Driveway Construction Firepit Construction Masonry Repair Outdoor Kitchen Construction Patio/Porch Construction Paver Installation Planter Wall Construction Pool Deck Construction Retaining Wall Construction Sealcoating Sidewalk/Walkway Construction Stairs/Steps Construction Stamped Concrete Installation Stone Masonry Construction

"Very quick - extensive project only took 2 days, they did a great job and cleaned up everything afterwards. Would absolutely hire again."

Katrina S on November 2024

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Foundation, basement or crawlspace waterproofing / encapsulations FAQs

Cleaning your crawl space is a worthwhile investment for several important reasons. A properly maintained crawl space prevents structural damage by eliminating moisture that can deteriorate wood supports and metal components. It also significantly improves your home's indoor air quality by removing allergens like mold spores and pest droppings that can circulate through your living spaces. 

Additionally, a clean crawl space contributes to better energy efficiency by allowing proper insulation installation and reducing humidity levels that force your HVAC system to work harder.

Several warning signs indicate your crawl space needs professional attention. Look for musty odors throughout your home, unexplained increases in allergy symptoms, higher energy bills, visible pest activity, or moisture issues. 

Other indicators include sagging floors, warped wood, visible mold growth, standing water, or damaged insulation. If your crawl space hasn't been inspected in over a year, or if you've recently experienced flooding or severe weather, it's advisable to have professionals assess the space even without obvious symptoms.

Most crawl space cleaning projects take between one and three days to complete, depending on several factors. Simple debris removal in a small, relatively clean space might be finished in a single day. 

More involved projects that include mold remediation, water damage repair, or pest control require two to three days. For large crawl spaces or those with extensive contamination, the timeline might extend to a week, particularly if additional services like encapsulation are included in the project scope.

You can remain in your home during basic crawl space cleaning. However, if the project involves mold remediation or pest extermination with chemical treatments, temporary relocation might be recommended, especially for household members with respiratory conditions or chemical sensitivities. 

Professional cleaning companies use containment procedures to minimize the spread of dust and contaminants into living spaces, but some disruption is inevitable. Discuss your specific situation with your service provider to determine the best approach for your family's needs.

The homeowners guide to foundation, basement or crawlspace waterproofing / encapsulations
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