Foundation Repair in Ontario, CA
Temescal Foundation Specialists delivers dependable foundation crack repair for homes and commercial buildings across Ontario, California.
Ontario sits on alluvial soils washed down from the San Gabriel Mountains. These sandy and clay-rich soils shift when seasons change. Hot summer days dry the dirt out fast. Rainy winter storms cause it to swell up again. This steady ground movement puts heavy pressure on concrete slabs and stem walls.
Over time, stress leads to noticeable cracks in your floors, exterior walls, and drywall. Ignoring these signs can lead to water intrusion and uneven floors. Our crew finds the root cause of every crack. We seal the breaks and stabilize the concrete so your home stays safe.
We use proven repair methods made for Inland Empire soils. Whether you live in a historic home near Euclid Avenue or a newer build in Ontario Ranch, we are ready to help.
Opening Hours
| Monday – Sunday | Open 24 Hours |
Service Area Coverage
Visit Temescal Foundation Specialists
We serve Ontario, CA from our Corona, CA dispatch center. Call +1 (951) 339-2910 for the fastest routing and ETA.
foundation repair in Ontario, CA
Why Ontario Property Owners Trust Us
We treat every foundation repair project with honesty and care. Our team brings deep regional knowledge to every job site in Ontario.
- Detailed inspections that pinpoint soil movement and structural stress.
- Commercial-grade epoxy injections and polyurethane sealants.
- Fast travel times from our nearby shop in Corona.
- Clear repair plans with no pushy sales talk.
Our Services in Ontario
-
Foundation Crack Repair in Ontario, CA
Temescal Foundation Specialists provides permanent foundation crack repair in Ontario to stop water intrusion, reinforce shifting stem walls, and protect your home from long-term structural failure.
-
Foundation Settling Repair in Ontario, CA
Temescal Foundation Specialists delivers precision-engineered foundation settling repair in Ontario to permanently stabilize sinking slabs, crawl space footings, and perimeter stem walls.
-
Bowing Wall Repair in Ontario, CA
Temescal Foundation Specialists engineers long-term bowing wall repair in Ontario to secure retaining walls, crawl space stem walls, and below-grade basements against inward collapse.
-
Foundation Piering in Ontario, CA
Temescal Foundation Specialists provides commercial and residential foundation piering in Ontario to mechanically secure structures that have suffered from severe soil subsidence.
-
Helical Pier Installation in Ontario, CA
Temescal Foundation Specialists offers engineered helical pier installation in Ontario for homes requiring deep foundation support across complex hillside grades and variable soil profiles.
-
Crawl Space Repair in Ontario, CA
Temescal Foundation Specialists delivers precision engineered crawl space repair Ontario homeowners rely on to eliminate sagging subfloors and restore structural stability beneath aging floor systems in Ontario.
-
Crawl Space Encapsulation in Ontario, CA
Professional crawl space encapsulation Ontario services protect residential properties from subsurface humidity, fungal outbreaks, and soil-borne moisture intrusion in Ontario.
-
Basement Waterproofing in Ontario, CA
Securing below-grade rooms against subterranean moisture requires advanced basement waterproofing Ontario solutions engineered to handle localized hydrostatic soil pressure in Ontario.
-
Slab Foundation Repair in Ontario, CA
Temescal Foundation Specialists provides permanent slab foundation repair Ontario homeowners trust to arrest structural sinking, realign warped door frames, and secure cracked concrete pads in Ontario.
-
Foundation Leveling in Ontario, CA
Restore sloped floors and correct uneven structural deflection through expert foundation leveling Ontario services tailored to Inland Empire geotechnical conditions in Ontario.
-
Carbon Fiber Wall Strap in Ontario, CA
Temescal Foundation Specialists provides professional carbon fiber wall strap Ontario installation to arrest inward bowing and lateral movement in concrete and masonry walls without intrusive yard excavation.
-
Wall Anchor Installation in Ontario, CA
Temescal Foundation Specialists delivers precision wall anchor installation Ontario homeowners rely on to stabilize and incrementally straighten severely bowed foundation walls in Ontario.
Local Service from Our Corona Headquarters to Ontario
Our main facility is located at 1010 E 6th St in Corona, CA 92879. Reaching Ontario is a quick, direct trip for our service trucks. We hop onto Interstate 15 North and travel roughly 15 miles straight into San Bernardino County.
This close distance lets us respond quickly to service calls across all Ontario neighborhoods. We work in the historic downtown district, Guasti, Creekside, and the master-planned communities of Ontario Ranch. We also assist commercial properties near the Ontario International Airport corridor.
foundation repair Ontario
Ontario's Heritage and Strong Foundations
Ontario was founded in 1882 by brothers George and William Chaffey. They planned it as a Model Colony based on smart irrigation and rich citrus farming. The iconic Euclid Avenue was designed with a center median where a mule-drawn streetcar once carried passengers. As olive and orange groves gave way to family homes and logistics hubs, the valley floor grew rapidly. Today, preserving the foundation of every structure helps keep Ontario's proud heritage intact.
Local Foundation Repair
Our Promise to Ontario Homeowners
We promise clear advice, lasting repairs, and respectful service on every property. We do the work right the first time so your home stays safe and secure.
Community Highlights in Ontario, CA
While our team is busy inspecting and repairing foundations, our clients enjoy these famous local destinations:
From Toyota Arena and Ontario Mills to the rest of Ontario, Ontario offers a wealth of experiences worth exploring. Temescal Foundation Specialists helps you enjoy the area with confidence, knowing reliable towing and roadside assistance is always nearby throughout Ontario, CA.
Whether you are heading to local events, restaurants, or business districts, breakdowns can happen in parking lots, along busy streets, or near major intersections. Our licensed operators know Ontario routes and dispatch the right truck for your situation.
Explore Ontario with peace of mind — one call connects you to 24/7 flatbed towing, jump-starts, lockouts, and emergency roadside help.
-
Toyota Arena – A premier indoor entertainment venue hosting concerts, family shows, and professional minor league hockey games.
-
Ontario Mills – One of California's largest indoor outlet shopping malls, featuring hundreds of major stores and dining options.
-
Museum of History and Art, Ontario – A cultural center celebrating the regional art, agricultural history, and community traditions of the Inland Empire.
-
Cucamonga-Guasti Regional Park – A popular county park offering two lakes for fishing, pedal boats, picnic spots, and a water play area.