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
Remodeling Company in Ontario, CA
Home renovation in Ontario means working with a housing stock that spans post-WWII tract homes near downtown and newer master-planned subdivisions in the growth corridors. The summer heat, Santa Ana winds, and seismic considerations shape every materials decision we make here. Garden Grove Contractors provides full-envelope renovation across Ontario, from kitchen and bath interiors to roofing, windows, siding, and hardscape under one contract. Call (877) 373-9230 to talk through your project.
Why Ontario Homes Are Different
Ontario sits in the heart of the Inland Empire’s logistics corridor. The warehouse and distribution-center boom along the 10 and 60 freeways defines much of the construction volume here, but the residential side tells a different story. Homes in the older core around ZIPs 91761 and 91762 date back to the mid-20th century and carry the signatures of that era: smaller footprint kitchens, original galvanized plumbing, single-pane windows, and framing that predates current seismic code. These homes need renovation work that respects what is there while bringing systems up to modern standard.
In the newer areas west of the 15 and south toward the 60, the work shifts. Master-planned subdivisions and townhome complexes built in the last two decades have their own needs: HOA-driven exterior specifications, stucco-and-tile roofing systems, and floor plans that favor open-concept remodels. The climate threads both groups together. Ontario’s hot, dry inland summers stress exterior finishes, drive the need for effective insulation and window performance, and punish cheap roofing materials. Add periodic Santa Ana wind events and the region’s seismic exposure, and material selection becomes a structural decision, not a cosmetic one.
Styles & brands we work with
- Kitchen remodeling
- Bathroom remodeling
- Home additions & ADU
- Roofing
- Windows & doors
- Driveway & pavers
- Fence
Our Main Ontario Services
Homeowners in Ontario reach out most often for two scopes: full general contracting across multiple trades, and whole-home or multi-room remodeling. Both benefit from a single contractor managing the moving parts.
General Contractor in Ontario
Acting as your general contractor in Ontario means coordinating every trade, permit, inspection, and material delivery on a project that may touch framing, electrical, plumbing, roofing, and finish work. Ontario’s building department has specific requirements for seismic strapping, Title 24 energy compliance, and exterior durability given the inland climate. We manage those details so you do not have to chase them. From the countertop to the roofline, one contract covers the entire scope. General Contractor in Ontario.
Home Remodeling in Ontario
A home remodel in Ontario typically starts with a question about whether the existing structure can support the new layout. Mid-century homes in 91761 and 91762 often have load-bearing walls where today’s open-concept plans want none, and newer builds have engineering already documented. We also deal with the practical realities of Ontario’s climate: high-efficiency windows, proper attic ventilation, and flooring that handles wide temperature swings. Whether you are reworking a single bath or reconfiguring the entire floor plan, the project stays under one roof. Home Remodeling in Ontario.
Home Renovation in Ontario
Home renovation in Ontario means working with housing stock built mostly between the 1950s and today’s production subdivisions. A 1960s tract home in the older core presents different structural, electrical, and insulation challenges than a 2015 build near the newer growth areas. The Inland Empire heat and occasional winter rain push every renovation toward better air sealing, higher-performing windows, and exterior materials that do not degrade under constant sun exposure. We spec materials for Ontario’s conditions, not the easiest ones to install. That is the difference between a renovation that looks good on day one and one that still performs in fifteen years. Learn more about how we approach the full scope on our Home Renovation page.
Home Renovation Contractors
Signs you need it
You are planning multiple improvements across different trades, like a kitchen update paired with window replacement or a bath remodel tied to a reroof, and you need one accountable contractor rather than juggling separate crews.
What it costs in Ontario
A full-scope home renovation with multiple trades in Ontario typically runs $45,000 to $130,000, depending on the number of systems touched and the age of the structure.
How we do it
We walk the entire property, map every scope against the existing structure, write one line-item contract, pull permits where Ontario requires them, sequence the trades, and manage the job through final inspection.
Home Renovation Companies
Signs you need it
You have talked to several specialists and received competing scopes that do not line up, leaving you with gaps between what the plumber leaves and the tile setter expects.
What it costs in Ontario
Working with a full-scope renovation company in Ontario generally starts around $45,000 and reaches $130,000 for whole-home projects across multiple rooms and exterior upgrades.
How we do it
We bring every trade under one contract, sequence the work so no step waits on another contractor’s schedule, and hold each phase to a written scope with no gaps or handoffs.
What Home Renovation Costs in Ontario
| Item | Typical range in Ontario |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
How long does a full home renovation take in Ontario?
A single-room remodel runs six to ten weeks. A full-home renovation across multiple trades typically takes four to eight months, depending on the scope and Ontario’s permit review timelines.
Do I need permits for a home renovation in Ontario?
Yes for structural, electrical, plumbing, and mechanical changes. Ontario’s building department reviews plans before issuing permits, and we handle the full submittal, inspection, and closeout process for you.
Brands We Service in Ontario
We install and service cabinets from KraftMaid and Wellborn, quartz surfaces from Cambria, and James Hardie fiber-cement siding across Ontario. Countertop slabs are sourced from regional Cambria distribution, which keeps most selections available within one to two weeks. See the full manufacturer list on our brands page.
See the difference
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After
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AfterPricing for Remodeling Company in Ontario, CA
| Service | Typical range in Ontario |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Countertop Installation | $2,000 – $6,500 |
| Bathroom Remodel | $9,000 – $28,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Roof Replacement | $8,000 – $20,000 |
| Window Replacement | $4,500 – $15,000 |
| Vinyl Fence Installation | $3,500 – $9,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
| Home Addition | $45,000 – $130,000 |
Prices push toward the top of these ranges in Ontario when the project involves seismic retrofit on an older home, Title 24 energy upgrades, or HOA-mandated exterior materials in the newer subdivisions. Every estimate we write is a fixed, line-item price. The number you approve is the number you pay.
Neighborhoods We Serve in Ontario
We work throughout Ontario, including the older core neighborhoods, the newer master-planned communities, and the areas along the freeway corridors. Our crews are regularly in:
- Downtown Ontario and the historic core (91761, 91762)
- New Haven and the newer subdivisions along the 15 corridor
- The areas south of the 60 in 91761
- The ranch-style neighborhoods of 91764
- Ontario Ranch and the southeastern growth area (91758)
Response time across Ontario is typically one to two business days for an estimate visit, with faster scheduling available for urgent exterior issues like storm-damaged roofing.
Service Area – Cities Near Ontario
Garden Grove Contractors serves Ontario and the surrounding Inland Empire communities. We work regularly in Montclair, CA to the west, Upland, CA in the foothills, Chino, CA to the south, and San Antonio Heights, CA north of the 210. If you are planning a renovation anywhere in the Ontario area, we will come out and walk the property with you.
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 About Remodeling Company in Ontario
Most Ontario renovations can be scheduled within two to four weeks of contract signing, depending on material lead times and permit review. Larger projects with structural scope may wait on Ontario’s plan check, which we submit as early as possible in the process.
Yes. Many of Ontario’s newer subdivisions and townhome complexes require HOA review for exterior changes like windows, siding, fencing, and hardscape. We prepare the submittal packages with material specifications and installation details, and we adjust the schedule to accommodate the HOA’s review window.
We cover all four Ontario ZIP codes: 91758, 91761, 91762, and 91764. That includes the older core, the newer master-planned communities near Ontario Ranch, and everything along the 10, 60, and 15 freeway corridors.
Planning a renovation in Ontario? Call (877) 373-9230 to schedule a free estimate. We will walk the property, answer your questions, and give you a written line-item price before you commit to anything.
What happens when you call
- 1A real person answersNo phone trees. Talk to a local construction pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you. The visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Ontario Customers Say
"Quality construction and a professional operation. Communication was strongest at the site meetings, and slower by email in between."
- Alejandro Flores"Allowances in the contract were realistic rather than artificially low to make the bid look good."
- Sanjay Rao"Got a text with the technician's name and photo before he arrived. Small thing, but as a woman home alone during the day I actually really appreciated it."
- Grace Wong