Water damage drying
Fire & smoke cleanup
Mold remediation
Storm response
Sewage cleanup
ReconstructionFree visual inspection and a written scope of work before any mitigation begins - photos, moisture readings, and drying logs go in your claim file
The scope we write is the scope we bill. Anything new gets shown to you, in writing, before we touch it.
Get your free estimateFast, Reliable Water Damage Restoration Across Ontario
Water damage in Ontario homes rarely announces itself politely. A pinhole leak in a 1960s galvanized supply line under your slab can run for weeks before you notice a water bill spike, a tile that’s suddenly loose, or a musty smell near the baseboards. When it does surface, you need a crew that knows Ontario’s housing stock, its wind patterns, and its access quirks. San Bernardino Restoration Co handles water damage in Ontario with IICRC-certified protocol, professional-grade drying equipment, and a written scope agreed before any equipment comes through your door. Call (877) 358-7678 for a free estimate.
Why San Bernardino Restoration Co Is Ontario’s Preferred Water Damage Restoration Company
We earned our reputation in Ontario by knowing what we’re walking into before we ring the bell. Ontario’s older tracts off Euclid Avenue and Holt Boulevard hold post-WWII homes with original galvanized lines that fail on a schedule. Newer north Ontario developments are a different animal entirely: post-tension slabs and PEX plumbing that require specialized leak detection. Our Water Damage Restoration team has worked both, plus the commercial and warehouse spaces along the 60 and I-10 corridors where a failed sprinkler head can drop thousands of gallons into inventory before the first alarm sounds.
Noel Armenta leads a team that documents every step: initial moisture readings, daily drying logs, and final dry-standard verification. Insurance adjusters in Ontario see our paperwork and know they’re not going to get a vague invoice and a shrug. We’re IICRC-certified, RIA-affiliated, and we run Dri-Eaz, Phoenix, XPOWER, and B-Air equipment, the same machines used on large commercial losses, not rental-counter gear. That matters when a slab leak has wicked moisture through your entire floor assembly and the difference between a three-day dry and a ten-day dry comes down to whether the dehumidifiers can actually pull the grain-specific moisture out of the wood.
Restoration work we handle






Emergency Water Damage Restoration in Ontario
Emergency Water Damage Restoration in Ontario means acting before the water migrates from one material into the next. A supply line break in a 91762 bungalow near downtown can flood a raised foundation crawlspace in minutes. A wind-driven roof leak in a 91764 tract home off Archibald Avenue can soak ceiling insulation before you spot the watermark. We respond to Ontario emergencies, extract the standing water with truck-mounted extraction, and get structural drying equipment running the same day whenever possible.
Cost for emergency extraction and initial drying setup in Ontario typically runs $1,200 to $3,800, depending on square footage, water category, and how far the moisture has traveled. A confined slab leak under a kitchen floor sits at the lower end. A full crawlspace flood with contaminated water can push higher. We give you the number in writing before work starts, not after.
Slab Leak and Crawlspace Response
Ontario’s slab-on-grade tract homes hide leaks differently than raised-foundation bungalows. We map moisture across the concrete, pinpoint the migration path, and stage drying equipment so it actually pulls water from the slab rather than just the air above it. In crawlspaces, we run moisture readings on the joists and subfloor before we decide how much is dryable versus replacement material.
Commercial and Warehouse Extraction
Ontario’s industrial corridor runs heavy along the 60 and I-10, and a broken sprinkler riser at 2 a.m. doesn’t wait for business hours. We run XPOWER air movers and B-Air high-capacity dehumidifiers in large open spaces, mapping the room in drying zones so no pocket of humidity lingers long enough to start microbial growth inside palletized goods or drywall.
Water Damage Repair in Ontario
Water Damage Repair in Ontario follows extraction and drying, and it’s where we see too many companies make messes worse by skipping steps. Once the structure reaches dry standard, the repair scope tells you what comes out and what stays. In Ontario’s 1950s-70s tracts, that often means removing water-damaged drywall, replacing swollen baseboards, and checking for the asbestos-containing floor tile and joint compound that’s common in those original homes before any demolition proceeds.
Repair costs in Ontario generally run $800 to $5,000 for typical residential water damage, with full room rebuilds on the higher end. The range depends on whether we’re cutting out a two-foot section of drywall or pulling an entire bathroom to the studs over a slab leak that ran for months undetected. You’ll see every line item before we cut anything. Noel Armenta insists on that, and so do the adjusters we work with.
Asbestos-Safe Renovations
Older Ontario homes off Euclid and Holt often have asbestos-containing vinyl tile and mudded drywall joints from the original build. We coordinate testing, containment, and abatement before setting drying equipment or cutting damaged materials. Skipping that step is how a $2,000 water damage repair becomes a six-figure contamination problem.
Structural Drying Without Unnecessary Demolition
Where other companies default to tearing out walls to see what’s wet, we deploy Injectidry wall-cavity drying systems that pull moisture from inside the wall assembly without removing the drywall. In Ontario’s tight tract homes where every square foot of living space counts, that means you keep your kitchen cabinets and your schedule, not a gutted room for six weeks.
Trusted Brands We Service in Ontario
We work on every major water heating, plumbing, and appliance configuration found in Ontario homes, from original 1950s galvanized supply lines in the Euclid/Holt tracts to modern PEX and tankless systems in north Ontario developments. Because we’re based in San Bernardino and dispatch crews into Ontario regularly, we keep a rolling stock of common restoration materials local: drywall, baseboard profiles, moisture-resistant underlayment, and the specific fitting styles older Ontario homes use. When a restoration requires a part from a local supplier off Vineyard Avenue or Inland Empire Boulevard, we don’t wait three days for shipping. We pick it up and keep the job moving.
See the difference
Before
After
Before
After
Before
AfterCommon Water Damage Restoration Problems We See in Ontario Homes
- Failing galvanized slab lines in 1950s-70s tracts: The original supply pipes under Euclid Avenue and Holt Boulevard homes are reaching end-of-life en masse. Pinhole leaks under the slab go unnoticed until a water bill spikes, a tile pops, or mold grows inside baseboards.
- Wind-corridor debris clogging roof drains: Ontario’s position in the Cajon Pass wind corridor means Santa Ana events drive dust, leaves, and shingle granules into roof drains and scuppers. When winter rain follows, water backs up and finds the path of least resistance, often through the roof deck and into the ceiling.
- Dense tract home access constraints: Alley-load garages and tight townhome door clearances in Ontario’s denser neighborhoods mean crews that don’t plan staging get stuck running two-inch hose runs and parking equipment blocks away. We map access before we arrive so extraction starts immediately, not after a parking argument.
- Asbestos-era materials hidden in water-damaged spaces: Original floor tile and joint compound in 1950s homes often contains asbestos. Setting drying equipment or cutting damaged drywall without testing is a contamination risk that turns a simple restoration into a hazmat situation.
Pricing for Water Damage Restoration in Ontario, CA
Emergency water extraction in Ontario typically runs $1,200 to $3,800 depending on square footage, water category, and access. Structural drying and dehumidification adds $800 to $2,500 based on how many rooms are affected and how deep the moisture migrated. Full water damage repair, including drywall replacement and baseboard work, runs $800 to $5,000 for typical residential jobs. Slab leak repairs with asbestos abatement coordination push toward the higher end because of testing and containment costs. We give you a written scope with line items before any work begins, and we bill directly to your insurance carrier when you’re filing a claim. Call (877) 358-7678 for a free estimate.
We Also Serve Cities Near Ontario
Our crews cover Ontario and the surrounding Inland Empire communities including Montclair, Upland, Chino, and San Antonio Heights. If you’re in one of these areas and dealing with water damage, the same IICRC-certified team that handles Water Damage Restoration in Ontario can reach you quickly. One call covers the whole region.
Serving Ontario, CA — Our Local Coverage Area
We’re based in the Ontario area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About Water Damage Restoration in Ontario
We dispatch crews to Ontario the same day you call in most cases, with equipment staged and ready to run. Emergency extraction and initial drying setup happens as soon as we assess the damage and agree on the written scope. Call (877) 358-7678 for immediate dispatch.
Yes. The 1920s-40s bungalows in ZIP 91762 have raised foundations, clay sewer lines, and often original building materials that require asbestos testing before demolition. We check for these issues before we cut or dry, and we coordinate testing and abatement if needed.
We cover 91762, 91764, 91798, and 91758, including the older downtown core, the Euclid Avenue tracts, and the newer developments in north Ontario. If you’re unsure whether you’re in our coverage area, call (877) 358-7678 and we’ll confirm immediately.
Ontario pricing is consistent with the broader Inland Empire market, though older slab homes with potential asbestos issues can run slightly higher due to testing and containment requirements. You’ll see every line item in your written estimate before work starts.
Most Ontario homeowner policies cover sudden and accidental water damage, like a burst supply line or a wind-driven roof leak. Slow leaks or long-term seepage are often excluded, which is why we document everything with photos and daily moisture readings. We coordinate directly with your adjuster. Call (877) 358-7678 to talk through your specific situation.
If you’re dealing with water damage in Ontario, don’t wait for the moisture to spread. Call (877) 358-7678 now for a free estimate from San Bernardino Restoration Co. Noel Armenta and our IICRC-certified team will give you a straight answer, a written scope, and restoration work done right the first time.
Written by Noel Armenta, Owner at San Bernardino Restoration Co, serving Ontario and the Inland Empire.