Get matched with the best Foundation Installation & Repair pros in Ontario, CA

Find experienced foundation specialists near you. Get free quotes for crack repair, settling, and new foundations.

ContractorRealtor.com, LLC - Foundation Installation & Repair in Ontario, CA

ContractorRealtor.com, LLC

★ ★ ★ ★ ★ 4.7 (7 reviews)

Ontario, CA 91761

17 projects

ContractorRealt. com, LLC is a comprehensive general contracting firm led by Ricky D. Moore. We specialize in a wide range of services, from minor renovations to complete remodels. Our commitment to q...

Request Estimate View Profile

MC Construction & Design - Foundation Installation & Repair in Los Angeles, CA

MC Construction & Design

★ ★ ★ ★ ★ 4.7 (16 reviews)

Los Angeles, CA 91436

13 projects

MC Construction & Design is a premier remodeling firm serving Southern California. With extensive experience, our skilled team is equipped to handle projects of all sizes. Whether you’re envisioning a...

Request Estimate View Profile

Serna Contractors, Inc. - Foundation Installation & Repair in Beaumont, CA

Serna Contractors, Inc.

★ ★ ★ ★ ★ 4.7 (16 reviews)

Beaumont, CA 92223

10 projects

Serna Contractors, Inc. is a locally owned business dedicated to ensuring that every project delivers a positive experience for our clients. We pride ourselves on offering personalized service tailore...

Request Estimate View Profile

Romano Builders, Inc. - Foundation Installation & Repair in Van Nuys, CA

Romano Builders, Inc.

★ ★ ★ ★ ★ 4.9 (15 reviews)

Van Nuys, CA 91401

18 projects

Romano Builders, Inc. is a family-owned general contracting firm dedicated to delivering exceptional construction services. With years of experience in Los Angeles, Orange, and Ventura Counties, we sp...

Request Estimate View Profile

Heart Construction - Foundation Installation & Repair in Studio City, CA

Heart Construction

★ ★ ★ ★ ★ 4.6 (14 reviews)

Studio City, CA 91604

8 projects

Heart Construction transforms visions into intentional homes. With 25 years of high-end residential experience from Malibu to Newport Beach, we prioritize transparency and meticulous craftsmanship. Ou...

Request Estimate View Profile

Trinity Builders & Design, Inc. - Foundation Installation & Repair in Los Angeles, CA

Trinity Builders & Design, Inc.

★ ★ ★ ★ ★ 4.7 (13 reviews)

Los Angeles, CA 91335

33 projects

Trinity Builders & Design, Inc. is dedicated to providing exceptional home design and construction services. With over 20 years of experience, our team combines a skilled designer's innovative vision...

Request Estimate View Profile

Ruggs Construction - Foundation Installation & Repair in Upland, CA

Ruggs Construction

★ ★ ★ ★ ★ 4.7 (13 reviews)

Upland, CA 91784

7 projects

Ruggs Construction brings over 20 years of experience in the solar industry and a rich family legacy that began with Rugg Lumber in 1929. As a full-service general contractor, we prioritize quality an...

Request Estimate View Profile

Golden Retrofit & Foundation Repair - Foundation Installation & Repair in Los Angeles, CA

Golden Retrofit & Foundation Repair

★ ★ ★ ★ ★ 4.7 (13 reviews)

Los Angeles, CA

2 projects

Golden Retrofit & Foundation Repair specializes in comprehensive foundation solutions, including repair, replacement, leveling, and earthquake retrofitting. Our expert team employs advanced techniques...

Request Estimate View Profile

General Contractor Builders Group

★ ★ ★ ★ ★ 4.7 (13 reviews)

Palmdale, CA 93551

General Contractor Builders Group is committed to delivering exceptional quality across all our projects. Our skilled specialists excel in plumbing, tiling, carpentry, and electrical work, ensuring ev...

Request Estimate View Profile

Stone Age Design & Build, Inc. - Foundation Installation & Repair in Redondo Beach, CA

Stone Age Design & Build, Inc.

★ ★ ★ ★ ★ 4.6 (13 reviews)

Redondo Beach, CA 90277

35 projects

Stone Age Design & Build, Inc. is a licensed and insured construction company focused on delivering exceptional residential remodeling services. Our skilled team of architects, engineers, and craftsme...

Request Estimate View Profile

Verified Reviews for Foundation Installation & Repair pros in Ontario, CA

*The Growcycle rating for Foundation Installation & Repair companies in Ontario, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Foundation Installation & Repair needs.

Last update on July 10, 2026

Yolanda Green

Reviewed in April 2025

Absolutely thrilled with my new kitchen remodel! The team was professional, timely, and paid attention to every detail. Highly recommend for any home project.

ContractorRealtor.com, LLC Request a quote

Sarah Mitchell

Reviewed in January 2026

I recently hired Serna Contractors, Inc. for my renovation, and I was truly impressed. Their attention to detail was superb, and the team was very attentive.

Serna Contractors, Inc. Request a quote

David Martinez

Reviewed in January 2026

I've hired several contractors before, but this experience was different. They were transparent, courteous, and delivered outstanding results. Truly impressed.

126 Builders Inc. Request a quote

Michael Thompson

Reviewed in October 2025

The team was incredibly professional and worked efficiently to complete the project ahead of schedule. I highly recommend their services for any construction needs.

Romano Builders, Inc. Request a quote

Daniel Smith

Reviewed in November 2025

I was impressed with how quickly they finished my home addition. The craftsmanship was top-notch, and the crew was courteous and worked hard every day. Highly recommend their services!

Quality Master Construction Request a quote

Cost Guide

How much does Foundation Installation & Repair cost in Ontario, CA?

Typical foundation installation & repair projects in Ontario, CA range from $2,500 to $15,000, with most homeowners paying around $5,000.

$2,500

$5,000 Typical cost in Ontario, CA

$15,000

LOWHIGH

Prices vary by project scope, materials, and local labor rates.

Per Sq Ft $10–$20

Per Pile $1,500–$3,000

Per Crack Repair $300–$800

Last updated: April 2026

Foundation installation and repair in Ontario typically costs between $2,500 and $15,000, with an average cost around $5,000. Factors such as the size of the project, the materials used, and the extent of damage significantly influence these costs.

Ontario contractors often charge between $70 and $120 per hour for labor, depending on their experience and the complexity of the job. Most foundation projects require permits from the Ontario Building Department, which can add to the timeline and costs, typically around $100–$300 for permits.

When comparing foundation installation and repair quotes in Ontario, always ensure the estimates include a detailed breakdown of materials and labor to make informed decisions.

What affects the cost in Ontario, CA?

Ontario Labor Rates

Licensed foundation contractors in Ontario charge $70–$120/hr based on experience and project complexity. Costs may vary due to seasonal demand and local market conditions.

Permits & Inspections

Most significant foundation work in Ontario requires permits from the Ontario Building Department. These can involve various inspections that may influence overall project timelines.

Material Selection & Quality

Material choice can swing a foundation project by 10–20%. High-quality materials may incur higher initial costs but can lead to long-term savings through durability.

Seasonal Demand & Scheduling

Spring and early summer are peak seasons for foundation work in Ontario, leading to potential delays. It's advisable to book projects during the off-peak months for better availability.

Frequently Asked Questions About Foundation Installation & Repair in Ontario, CA

Can I perform foundation repairs myself?

While some minor foundation repairs, such as sealing small cracks, may be manageable for a homeowner in Ontario, most foundation repair projects are best left to professionals. Foundation issues often require specialized knowledge, tools, and techniques to ensure they are addressed correctly. Attempting DIY repairs without proper expertise can lead to further damage or safety hazards. Furthermore, many foundation repairs may involve structural concerns that need to be handled by licensed contractors to ensure compliance with local building codes. It is advisable to consult with a foundation repair expert to assess the situation and recommend the best course of action.

How long does foundation repair typically take?

The duration of foundation repair projects in Ontario can vary significantly based on the extent of the damage and the type of repair needed. Minor repairs, such as filling in small cracks, may be completed in just a few hours. However, more extensive repairs, such as underpinning or stabilizing a sinking foundation, can take several days to complete. Factors such as weather conditions, the availability of materials, and the complexity of the repair contribute to the timeline. It’s essential to discuss the estimated timeline with your chosen contractor to ensure that you have a clear understanding of the process and can plan accordingly.

How much does foundation repair cost in Ontario?

The cost of foundation repair in Ontario can vary widely depending on the type of repair needed and the severity of the damage. On average, homeowners may expect to pay anywhere from $2,000 to $7,000 for significant repairs. Simple repairs like crack filling may only cost a few hundred dollars, while more complex solutions, such as piering or wall bracing, can be more expensive. It is important to obtain estimates from multiple contractors to ensure you are getting a fair price. Additionally, consider the long-term value and safety of investing in quality repair work, as neglecting foundation issues can lead to even more costly damages down the road.

What are the signs that my foundation needs repair?

In Ontario, homeowners should be aware of several signs that indicate a potential need for foundation repair. Common indicators include cracks in the walls or floors, doors and windows that stick or do not close properly, and uneven or sloping floors. Additionally, you may notice gaps between the walls and ceilings or walls and floors. These issues often arise due to soil movement, moisture changes, or poor drainage around the foundation. If you observe any of these symptoms, it is crucial to consult a qualified foundation repair specialist in Ontario to assess the situation. Early detection and repair can prevent further damage and more costly repairs down the line.

What causes foundation problems in Ontario?

Foundation problems in Ontario can stem from various factors, many of which are related to the region's unique soil and climate conditions. Expansive clay soil is common in many areas, and it can swell when wet and shrink when dry, leading to shifts in the foundation. Additionally, poor drainage around the home can lead to water pooling near the foundation, causing erosion and instability. Other contributors include tree roots, heavy landscaping, and inadequate construction practices. Understanding these causes can help homeowners take preventative measures, such as ensuring proper grading and drainage around their property, to mitigate potential foundation issues.

Common Foundation Installation & Repair services and their costs

Typical pricing in Ontario, CA by service type.

Foundation Repair Services

Essential repair methods

Method	Cost Range
Crack Injection Sealing cracks to prevent water intrusion.	$300–$800
Piering Using piers to stabilize sinking foundations.	$1,500–$3,000
Drainage Solutions Improving drainage around foundation.	$1,000–$3,500
Slab Jacking Lifting sunken concrete slabs back into place.	$1,000–$2,500

Foundation Installation Services

New foundation construction

Method	Cost Range
Full Foundation Installation Complete foundation setup for new builds.	$10,000–$15,000
Basement Foundation Constructing a foundation for a basement.	$12,000–$20,000
Crawl Space Foundation Installing foundations for crawl spaces.	$8,000–$12,000
Retaining Walls Building walls to support soil and prevent erosion.	$1,500–$4,000

Ready to start your foundation installation & repair project? Get free quotes from vetted pros in Ontario, CA.

Get Free Estimates

Price ranges are estimates compiled from publicly available data and may vary with project scope.

Find Foundation Installation & Repair Pros in other cities near you

Not finding what you are looking for in Ontario? Check surrounding areas for foundation installation & repair pros.

Find Pros for other jobs in Ontario

If your Foundation Installation & Repair job is complete, use Growcycle to find quality Pros in Ontario for any number of jobs.

Disclaimer: Some information on Growcycle Pros, including company details, projects, and contact information, is gathered from publicly available sources and provided "as is" without guarantees of accuracy or service quality. Growcycle does not endorse or guarantee the quality or reliability of any listed professionals. All trademarks and other intellectual property remain the property of their respective owners.

We use ActiveProspect's TrustedForm script to independently record and verify users' consent to be contacted. The TrustedForm script is embedded on our website and, when you interact with any page where it appears, it collects information such as the page URL; mouse movements and clicks; any contact details entered by the user; a snapshot of the page; the user's IP address; time spent on the page; the date and time the TrustedForm script loaded; timestamps of user interactions; and HTTP headers from the user's browser. For details on ActiveProspect's data collection and use practices, please review the ActiveProspect Privacy Policy.

Use My Current Location

Popular Locations

San Diego, CA Los Angeles, CA Fresno, CA San Jose, CA Bakersfield, CA Santa Barbara, CA Redding, CA Sacramento, CA Santa Rosa, CA San Francisco, CA

Get matched with the best Foundation Installation & Repair pros in Ontario, CA

Which of the following best matches your project?

Verified Reviews for Foundation Installation & Repair pros in Ontario, CA

Yolanda Green

Sarah Mitchell

David Martinez

Michael Thompson

Daniel Smith

How much does Foundation Installation & Repair cost in Ontario, CA?

What affects the cost in Ontario, CA?

Frequently Asked Questions About Foundation Installation & Repair in Ontario, CA

Common Foundation Installation & Repair services and their costs

Foundation Repair Services

Foundation Installation Services

Find Foundation Installation & Repair Pros in other cities near you

Related services for your Foundation Installation & Repair project

Find Pros for other jobs in Ontario