Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Cambria Construction in Ontario, CA
We provide independent Cambria countertop fabrication and installation across Ontario, CA, and the thing that separates our work here is simple: we template for slab-on-grade tract homes that have moved for sixty years. That means leveling cabinets before the laser ever touches a slab. If you’re planning a kitchen remodel in the 91761, 91762, 91764, or 91758 ZIP codes and want Cambria quartz done right, call (855) 382-0824 for a free estimate. We’re an independent fabricator-installer, not a Cambria authorized dealer, and that independence means we tell you the truth about what your floors will and won’t allow. Ontario’s aging subdivision stock rewards contractors who plan for movement before cutting stone.
Why Ontario Residents Choose Us for Cambria Service
We’ve fabricated and installed Cambria quartz across the Inland Empire for years, so we know how the material cuts, seams, and edge-profiles on real Ontario kitchens rather than showroom samples. Noel Garrity, our owner, studied construction technology at Santiago Canyon College and built his reputation on remodels that hold up quietly for decades, no drama, no callbacks. That background matters when you’re working with engineered quartz that reveals every substrate flaw. Our team handles Cambria slabs on their own merits, templating, seam layout, and substrate prep, with no manufacturer authorization claimed or implied. We carry full slabs through Cambria’s slab distribution and fabricate in-shop, which means we control the cutout radius, the seam placement, and the final fit instead of hoping a pre-cut top matches your wonky 1960s cabinet run. One contractor, every system, from the cabinet shims to the finished edge profile.
Styles & brands we work with
- Kitchen remodeling
- Bathroom remodeling
- Home additions & ADU
- Roofing
- Windows & doors
- Driveway & pavers
- Fence
Common Cambria Construction Problems We Solve in Ontario
- Seam failure at undermount sink cutouts. This is the one we see most in Ontario’s slab-on-grade homes. When a template is taken before cabinets are shimmed level, the seam lands wrong, and the sink cutout bears stress it was never designed for. We re-level first, then template.
- Edge chipping from inland heat stress. Ontario summers push 100°F regularly, and a Cambria slab sitting in a hot garage before install undergoes thermal expansion. Polished linear edges are most vulnerable. We stage slabs in climate-controlled conditions before cutting.
- Stress cracks radiating from cooktop cutouts. Mid-century kitchens remodeled around existing cabinet boxes often have cutouts that were never properly radiused. Cambria’s quartz composition handles compression well, but a sharp inside corner at a rangetop cutout is a crack waiting to happen. We radius every cutout.
- Dulled or etched honed finishes. In 1960s tract remodels where the original builders installed honed Cambria, we regularly find acidic cleaners have stripped the surface. Honed finishes show etching more readily than polished. The fix is often refinishing, or replacement if the damage is deep.
- Unlevel cabinet bases on shifted slab floors. Ontario’s post-war homes sit on slabs that respond to seasonal Inland Empire soil movement. Cabinets installed in the 1950s and 60s often lack anchor bolting, and the bases drift. Cambria won’t hide that; it amplifies it. Leveling before templating is non-negotiable for us.
Cambria Service in Ontario: What Local Conditions Mean for Your Project
The slab-on-grade 1950s and 60s tract homes across Ontario’s 91761 and 91762 subdivisions present a templating challenge that newer construction simply doesn’t. These houses were built fast during the Inland Empire’s post-war boom, and many have unlevel, unanchored cabinet runs. The floors shifted with decades of seasonal soil movement before anyone ever thought about putting a six-hundred-pound engineered quartz top on them. In practice, that means a Cambria installation in Ontario requires a pre-template inspection of the cabinet bases, not just the cabinet faces. If the bases are out of level by a quarter inch or more, we shim and re-secure before we measure. Skipping that step is how you end up with a seam that cracks at the sink cutout within two years. This is the single biggest difference between buying Cambria from a slab yard and having it installed by a contractor who knows what Ontario’s housing stock actually does over time. On a 1960 tract home off Euclid Avenue in 91762, we tore out the original laminate-topped cabinets and found the bases out of level by over half an inch from decades of slab movement. We re-shimmed before templating a Cambria Brittanicca island top and perimeter run. The prior seam had cracked at the sink cutout; our fix was a properly radiused cutout, a relocated seam off the sink, and a full backsplash in Cambria Ella. The homeowner got a level, seamless island that finally matched the roofline of the remodeled kitchen.
Cambria Models & Products We Service in Ontario
We work with the full Cambria line, but the models we fabricate most often in Ontario kitchens are Cambria Ella with its marble-look matte or gloss finish and subtle gray veining, Cambria Brittanicca with the bold gold-and-gray movement, Torquay for a softer gray-green marble look, and Whitehall when a warmer cream and tan palette fits the mid-century vibe. For Cambria, there’s no meaningful aftermarket equivalent. Engineered quartz is engineered quartz; the honest answer is quality fabrication or replace the slab, not repair. We buy full slabs through Cambria’s slab distribution and cut in our shop, which means the turnaround for Ontario jobs is measured in days, not weeks. Where a crack or chip is purely cosmetic, we’ll do a color-matched epoxy repair, but we won’t promise a compromised seam holds in a high-use zone like the sink or cooktop. Plan it right the first time and the walls take care of the rest.
See the difference
Before
After
Before
After
Before
AfterCambria Service Pricing in Ontario
| Service | Typical Ontario Price Range |
|---|---|
| Countertop Installation | $2,000 – $6,500 |
| Kitchen Island Installation | $3,000 – $10,000 |
| Backsplash Installation | $800 – $2,500 |
| Kitchen Remodel | $14,000 – $45,000 |
Call (855) 382-0824 to schedule your free estimate. We’ll walk the cabinets, check the floor, and give you a written line-item quote for your Cambria scope.
Serving Ontario, CA - Our Local Coverage Area
We serve Ontario and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs – Cambria Construction in Ontario
Yes, in most cases. Ontario’s post-war tract homes on slab foundations have typically settled unevenly over six or seven decades, and cabinets installed without anchor bolting drift out of level. We inspect and shim cabinet bases before templating any Cambria top, because a level substrate is the only thing standing between you and a cracked seam later. Call (855) 382-0824 and we’ll check your cabinets during the free estimate.
A small cosmetic chip can usually be repaired with a color-matched epoxy, and we’ve done that work across Ontario and in nearby communities like Upland Cambria service many times. If the chip is at a seam or sink cutout, you’re looking at a more serious structural question, and in high-use zones we’ll recommend replacement rather than a repair that won’t hold. We’ll tell you which path applies after we see the damage.
Cracks at cooktop cutouts almost always trace back to an improperly radiused corner or a cutout that was templated before the cabinets were leveled. Ontario’s slab-on-grade homes shift over time, and a sharp inside corner concentrates stress right where thermal cycling from the cooktop adds more. We radius every cutout and re-level before templating, which is why our cutouts don’t fail the way builder-original ones do. Call (855) 382-0824 for an exact assessment.
Cambria service in Chino and Ontario’s mid-century homes work well as long as the fabrication accounts for the floors. The material itself is non-porous, durable against inland heat, and the design options like Ella or Brittanicca fit the era’s aesthetic beautifully. What fails in these homes is the installation approach, not the quartz. Get the leveling and seam layout right, and Cambria will outlast the cabinets it sits on.
We fabricate in-shop, buying full slabs through Cambria’s slab distribution, including for Montclair projects. That gives us control over cutout radius, seam placement, and edge profiling, which matters enormously in Ontario where almost every cabinet run needs leveling before the top goes on. Pre-cut tops don’t adapt to the conditions we find in these homes.
Service Areas Near Ontario
Beyond Ontario proper, we provide independent Cambria sales & service across the Inland Empire and Orange County. Homeowners in Villa Park, Santa Ana, Tustin, and Fountain Valley can expect the same leveling-first approach we bring to every Ontario job. We also serve Cambria service in Laguna Hills and Cambria service in Portola Hills. If you’re unsure whether we cover your neighborhood, call (855) 382-0824 and ask. Our Ontario service area page has the full list.
Book Your Cambria Service in Ontario Today
If you’re planning a Cambria countertop, island, or full kitchen remodel in Ontario, start with a free estimate that actually looks at your floors. Call Key Step Construction at (855) 382-0824 to schedule yours. We’ll measure, we’ll level, and we’ll give you a written quote. Built to the brand’s spec, templated to your slab.
Written by Noel Garrity, Owner at Key Step Construction, serving Ontario and the Inland Empire.