General Contractor in Costa Mesa, CA | San Bernardino Contractors

General Contractor in Costa Mesa — Free Estimate, One Written Price

Free on-site estimate and a written, line-item quote before any work begins. One contract, one crew, one accountable point of contact. Licensed, insured, permits handled.

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RoofingRoofing
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Fast, Reliable General Contractor Across Costa Mesa

Costa Mesa homeowners call us when they’re done juggling three different subs for one remodel, or when a kitchen wall opened up to reveal something that wasn’t on the original permit. We run a full-service General Contractor operation out of Fontana, sending crews into Costa Mesa weekly for everything from kitchen overhauls to whole-home additions on 92626 tract lots. Call (855) 473-5620 and you’ll get Ruben Castillo on the line, not a call center, and we’ll schedule a free estimate for your project.

Call (855) 473-5620

You get one contract, one schedule, and one person accountable for every trade on site.

Why San Bernardino Contractors Is Costa Mesa’s Preferred General Contractor Company

We’ve worked enough jobs in the 92626 and 92627 ZIP codes to know the difference between them matters. A kitchen remodel in Mesa Verde means something very different from a kitchen remodel on a Westside bungalow, and we bid accordingly. Homeowners in Costa Mesa keep bringing us back because we quote honestly the first time and write change orders in writing, with the specific brand and line item called out, before any wall comes down.

Our crews know Costa Mesa’s permit office rhythms and the HOA architectural review timelines in the newer master-planned pockets. We show up when we say we’ll show up, and the person you meet at the estimate is the person who answers your calls until the final inspection passes.

Ruben Castillo has built this company around the idea that a general contractor should be able to speak fluently about GAF shingles and Kohler fixtures in the same conversation. That’s why Costa Mesa customers hire us for projects that span from roof to pavers.

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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

Licensed General Contractor in Costa Mesa

A Licensed General Contractor in Costa Mesa is the only professional you should trust to pull permits, manage trade sequencing, and own the liability on a residential remodel or addition. The city requires permits for plumbing, electrical, structural, and any second-story work, and an unlicensed handyman puts you at risk of code violations, voided insurance, and resale problems down the line. On a 1970s tract home in 92626, that often means addressing hidden aluminum wiring or polybutylene plumbing before finish work starts.

For Costa Mesa homeowners in the 92626 tract neighborhoods, a typical kitchen remodel runs $14,000 – $45,000, while a bathroom remodel lands between $9,000 – $28,000. A home addition on one of these small infill lots starts around $45,000 and can reach $130,000 depending on whether you’re going up or out.

Permit and Inspection Management

We pull every permit ourselves and coordinate each inspection with Costa Mesa’s building department. You won’t stand in line at City Hall or chase down inspectors. Every change order gets documented in writing, and we file the paper trail that keeps your builder warranty intact where it applies.

Aluminum Wiring and Polybutylene Remediation

Opening a wall on a 1960s-70s tract home often reveals wiring and plumbing that was code at the time but isn’t now. We scope for it before demo starts, then quote the fix separately so it doesn’t ambush you mid-project.

Residential General Contractor in Costa Mesa

A Residential General Contractor in Costa Mesa handles the entire scope of single-family work: kitchens, baths, whole-home remodels, second-story additions, and garage conversions. If you live in a 1960s-70s tract home in 92626 or an older beach bungalow in 92627, the right contractor is the one who knows what’s behind your particular walls before the first hammer swing. We manage the full timeline, from initial design review to final inspection.

Cabinet installation on its own runs $4,000 – $13,000 in Costa Mesa, while countertop installation falls between $2,000 – $6,500. If you’re doing both as part of a full kitchen remodel, you’re looking at the $14,000 – $45,000 range with everything scoped, permitted, and sequenced.

Whole-Home Scope Management

One of the least talked-about frustrations with remodeling is the subcontractor shuffle: the tile guy’s schedule doesn’t line up with the cabinet installer, and you’re the one making phone calls. We carry the schedule. Every trade reports to us, and you get one point of contact through rough-in, finish, and punch list.

ADU and Garage Conversion Feasibility

We assess lot constraints, alley access, and setback requirements specific to Costa Mesa’s tight parcels before recommending whether to build up, out, or convert existing square footage. You’ll know whether an ADU or garage conversion makes sense on your lot before you spend money on design work.

Common General Contractor Problems We See in Costa Mesa Homes

  • Aluminum branch wiring hidden behind original drywall. In 92626 tract homes, original aluminum wiring spliced to copper is a fire hazard we find constantly. Rewiring adds cost but must be done with permits, or the builder warranty and your insurance are at risk.
  • Polybutylene plumbing ready to fail. Many late-60s and 70s homes in Costa Mesa still have polybutylene supply lines that can burst. We recommend replacing them whenever walls are open for a kitchen or bath remodel.
  • Unpermitted enclosed porches and garage conversions. The Westside’s older bungalows often hide rooms that were never legalized. We handle the permit legalization process so you don’t inherit a title issue when you sell.
  • HOA design review delays. Newer master-planned communities in Costa Mesa require architectural committee sign-off before installing a fence, paver driveway, or patio. We build that timeline into the schedule from day one so your project doesn’t stall mid-demo.
Before & after

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Recent Project
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Full Restoration
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Complete Upgrade

Pricing for General Contractor in Costa Mesa, CA

Here’s what Costa Mesa homeowners can expect to pay for the most common first upgrades and remodels. These ranges reflect the 92626 and 92627 market, including permit fees and the cost of working on built-out coastal lots where access is tight and demo has to be handled carefully.

Project Costa Mesa Price Range
Kitchen Remodel $14,000 – $45,000
Bathroom Remodel $9,000 – $28,000
Cabinet Installation $4,000 – $13,000
Countertop Installation $2,000 – $6,500
Home Addition $45,000 – $130,000

What moves the needle: whether we find aluminum wiring or polybutylene plumbing when walls come down, whether your HOA requires design review, and which finish level you choose. You pick the brand, we handle the build. Call (855) 473-5620 for a free estimate with line-item pricing in writing.

Trusted Brands We Service in Costa Mesa

We work directly with the brands Costa Mesa homeowners ask for by name: GAF and CertainTeed roofing systems, Grohe plumbing fixtures, and Sterling bath products. Our relationships with these manufacturers mean we can quote real lead times and real material costs, not placeholder allowances. That matters when you’re deciding between builder-grade and premium on a kitchen or bath. No generic “quality materials” talk here. You pick the brand, we handle the build.

We Also Serve Cities Near Costa Mesa

Our Costa Mesa crews also run projects throughout coastal Orange County. If you’re in Costa Mesa or nearby, we cover Newport Beach, Fountain Valley, Huntington Beach, and San Joaquin Hills on the same schedule. Call (855) 473-5620 and we’ll tell you when we can get a crew to your street.

Serving Costa Mesa, CA — Our Local Coverage Area

We’re based in the Costa Mesa 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 Costa Mesa

Why Costa Mesa Chooses San Bernardino Contractors

We set the standard for general contractor in Costa Mesa.

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 Costa Mesa

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 Costa Mesa — 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 Costa Mesa Customers Say

Trusted by homeowners across Costa Mesa and surrounding areas.

★★★★★

"He was upfront about a soil issue that added cost early rather than absorbing it and surprising us at the end."

Latoya Coleman · Verified customer
★★★★★

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

Rosa Hernandez · Verified customer
★★★★★

"Quality construction and a professional operation. Communication was strongest at the site meetings, and slower by email in between."

Katie Bennett · Verified customer

Ready for General Contractor in Costa Mesa?

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(855) 473-5620

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