General Contractor in Los Serranos, CA | Stallion Contractors

General Contractor in Los Serranos — Free Estimate, One Written Price

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Fast, Reliable General Contractor Across Los Serranos

Planning a remodel or addition in Los Serranos means dealing with something most homeowners in Chino Hills or Yorba Linda never face: San Bernardino County’s building and fire reviews, plus Hillside/Environmental constraints, before a permit is ever issued. We know those rules cold. Stallion Contractors handles the pre-application coordination, the permit package, and every trade from foundation to roofline so you don’t chase approvals while your project sits idle. If you want one contractor who manages the entire scope in Los Serranos, call us at (855) 600-3192 for a free estimate.

General contractor and construction worker carrying drywall into residential home in Los Serranos, CA

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Why Stallion Contractors Is Los Serranos’s Preferred General Contractor Company

Los Serranos homeowners call us because we already understand what the County will require on their specific parcel. We’ve pulled permits for hillside additions off Los Serranos Road, coordinated fire-clearance reviews for canyon-edge properties, and opened enough mid-century ranch walls to know exactly what’s behind them. Customers keep telling us the same thing: the pre-application work we do before a single permit is filed saves them weeks of back-and-forth with County Land Use Services.

Ruben Montoya built Stallion Contractors around a simple idea. One contract. Every trade. When a Los Serranos homeowner hires us, they aren’t juggling a tile guy, a roofer, and a window installer who all blame each other when something goes sideways. Our General Contractor team manages the whole scope, from Cambria countertops in the kitchen to a GAF roof overhead and James Hardie siding on the exterior. The accountability sits with us, not scattered across four subcontractors.

Our response time to Los Serranos is shaped by distance and demand, but we schedule site visits around your calendar, not our convenience. Estimate appointments are free, and we show up with a scope of work that already accounts for the County reviews your project will trigger.

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Styles & brands we work with

Kitchen remodeling
Kitchen remodeling
Bathroom remodeling
Bathroom remodeling
Home additions & ADU
Home additions & ADU
Roofing
Roofing
Windows & doors
Windows & doors
Driveway & pavers
Driveway & pavers
Fence
Fence

Remodeling Contractor in Los Serranos

A Remodeling Contractor in Los Serranos has to handle what older homes actually conceal once the drywall comes down. The housing stock here runs from mid-century ranch homes and equestrian properties on larger lots to newer infill and hillside custom builds. That means projects routinely involve foundation retrofits, additions, and grading rather than simple tract-home replacements. A kitchen remodel in Los Serranos typically runs $14,000 to $45,000, a bathroom remodel $9,000 to $28,000, and a home addition $45,000 to $130,000.

Hillside and Fire-Zone Remodels

Canyon-edge properties and hillside parcels in the 91709 zip code trigger fire-clearance and defensible-space reviews that flat-land remodels in Chino Hills never see. We bring grading and fire-clearance plans to the first counter visit, which is the difference between a permit that moves and one that stalls.

Mid-Century Ranch Open-Wall Surprises

On a mid-century ranch home off Los Serranos Road, our crew opened a kitchen wall to find cloth-wrapped wiring and undersized framing that failed load-bearing checks. We had written allowances for rough-in upgrades and a framing repair into the contract, so when the inspection sign-off flagged the issues, we priced and approved the change order in writing before touching another stud. That’s how it should work everywhere, but it’s essential in an unincorporated community where the County’s reviewers are strict about what gets signed off.

Licensed General Contractor in Los Serranos

A Licensed General Contractor in Los Serranos carries the responsibility of navigating San Bernardino County’s pre-application requirements on top of the actual construction. That dual job is why we exist. We’re licensed, insured, and bonded, and we’ve structured our entire process around what the County will ask for before it issues a permit: grading plans, fire-clearance documentation, defensible-space review on canyon-edge parcels, and Hillside/Environmental constraints. A typical home addition in Los Serranos runs $45,000 to $130,000, while an ADU runs $90,000 to $220,000.

Pre-Application Coordination

Contractors working here learn that a standard County over-the-counter permit can stall when the parcel touches a hillside or fire hazard zone. The workaround is simple but non-negotiable: bring grading and fire-clearance plans to the first counter visit. We do that on every applicable project, so the permit review doesn’t dead-end in a request for documents you didn’t know you needed.

Change Order Discipline

When a wall opens and the wiring is cloth-wrapped or the framing is undersized, the worst thing a contractor can do is push forward silently and bill you later. We write allowances into the contract up front. Every surprise gets priced and approved in writing before we touch another stud.

General contractor reviewing renovation blueprints with client on a construction site in Los Serranos, CA

Trusted Brands We Service in Los Serranos

Stallion Contractors has access to more than 50 vetted, trade-grade brand partners, which means you aren’t limited to whatever the local supply house happens to stock. For Los Serranos homeowners, that translates to Cambria or Silestone countertops, Kohler or Toto plumbing fixtures, GAF or CertainTeed roofing, and James Hardie siding. We also work with forward-thinking ADU and prefab partners like Abodu, Dvele, and Cover, which opens options beyond traditional stick-built additions. Pro-grade materials, professionally installed. That’s the standard.

Common General Contractor Problems We See in Los Serranos Homes

  • County review stalls on hillside and fire-zone parcels. A remodel that would sail through in Chino Hills or Yorba Linda can sit for weeks if the pre-application coordination wasn’t done. Grading and fire-clearance plans need to be in hand before the first counter visit.
  • Open-wall surprises on mid-century ranch homes. Cloth-wrapped wiring, undersized framing, and failed waterproofing are common in Los Serranos homes built in the 1950s through 1970s. If the contract has no allowances, the change order becomes a shock instead of a line item.
  • Fire-resistant assembly requirements on canyon-edge properties. Hot inland summers, Santa Ana wind events, and seasonal wildfire risk mean the County requires fire-resistant exterior assemblies and defensible-space clearing. Skipping that review delays inspection sign-off and the final punch list.
  • Foundation and grading issues on equestrian lots. Larger lots with older foundations often need retrofits before an addition can be approved. Bidding without accounting for grading work produces a number that won’t survive the permit review.
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Pricing for General Contractor in Los Serranos, CA

Here’s what you should expect for a Los Serranos project, based on the scope and the condition of your home:

Project Typical Los Serranos Range
Kitchen Remodel $14,000 – $45,000
Bathroom Remodel $9,000 – $28,000
Home Addition $45,000 – $130,000
ADU Construction $90,000 – $220,000

The largest cost driver in Los Serranos is what the walls and foundation reveal once work starts. A home that needs a framing repair, rough-in upgrade for electrical, or foundation retrofit will land at the higher end of these ranges. That’s why we write allowances into every contract. You’ll know the number before we open a wall, and any change gets priced and approved in writing. Call (855) 600-3192 to schedule a free estimate, and we’ll walk your property with the County requirements already in mind.

We Also Serve Cities Near Los Serranos

Stallion Contractors serves Los Serranos and the surrounding communities, including Chino, Yorba Linda, Montclair, and Pomona. If you’re comparing contractors across the area, understand this: a General Contractor in Los Serranos who works in Chino Hills or Yorba Linda regularly may not know the unincorporated County requirements that apply to your parcel. We do.

Serving Los Serranos, CA — Our Local Coverage Area

We’re based in the Los Serranos 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 General Contractor in Los Serranos

Get Your Los Serranos Project Started Right

Whether you’re planning a kitchen remodel, a bathroom overhaul, a room addition, or an ADU in Los Serranos, the County requirements and the age of your home will shape everything. Don’t bid the project blind. Call Stallion Contractors at (855) 600-3192 and we’ll walk the property, identify what the permit review will demand, and give you a written estimate that accounts for it. Your project managed start to finish, built to the standard your home deserves.

Written by Ruben Montoya, Owner at Stallion Contractors, serving Los Serranos and the surrounding communities.

Why Los Serranos Chooses Stallion Contractors

We set the standard for general contractor in Los Serranos.

No Change-Order Surprises

The written quote you sign is the price you pay. Anything we find mid-job gets priced and approved by you in writing before we touch it.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in Los Serranos

Getting your general contractor handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your general contractor needs and we provide an upfront, transparent quote — no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Los Serranos — typically within 30–60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees — talk to a local general contractor pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Los Serranos Customers Say

Trusted by homeowners across Los Serranos and surrounding areas.

★★★★★

"Excellent build. Costs came in about six percent over the original contract, driven mostly by material price movement during the build, which he documented each time."

Karen Lin · Verified customer
★★★★★

"Framing crew was meticulous and the walls are straight everywhere. Drywall goes on a lot better when the framing is right."

Cole Thompson · Verified customer
★★★★★

"Every inspection passed first time. The building department clearly knows him and that made the whole process easier."

Mark Whitaker · Verified customer

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