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Fast, Reliable General Contractor Across Los Alamitos
If you’re planning a kitchen, bath, or whole-home remodel in Los Alamitos, the first question is usually the same: what will it actually cost, and who’s going to show up at my door? A kitchen remodel in Los Alamitos typically runs $14,000 – $45,000, a bathroom remodel $9,000 – $28,000, and a whole-home project can range from $45,000 up. At Mason Remodeling, you get a written price before any work starts, every crew member’s name and photo before they arrive, and a live person on the phone at (803) 680-2547 whenever you call. We know Los Alamitos homes, and we know what happens when you open up a wall built in 1962.
Why Mason Remodeling Is Los Alamitos’s Preferred General Contractor Company

Los Alamitos is a small, largely built-out city, and most of the homes we walk through were framed decades ago. That changes how a contractor should bid, schedule, and communicate. Our General Contractor team has spent years working inside this housing stock, from the tract homes near Katella Avenue to the quieter streets that border Rossmoor. We’ve pulled permits through Los Alamitos Building & Safety, and we’ve sat with homeowners at kitchen tables on Los Alamitos Boulevard explaining why the original wiring has to go before the cabinets go in.
The Threshold Standard applies on every Los Alamitos job. Every technician is background-checked, identity-verified, and arrives in a clean marked uniform with a photo ID badge at the door. You’ll receive the name and photo of the person coming before they ring the bell. That matters here more than most places, because so many Los Alamitos residents are older adults or parents with young kids who treat opening the door as a real safety decision. We respect that, and we plan around it.
Isaac Pruett leads our team with a simple rule: the price you approve is the price on the final invoice. Change orders happen only when walls come down and we both see what’s inside, and they’re discussed in writing before work continues. That’s how you build trust in a city this tight-knit.
Styles & brands we work with







Hire a General Contractor in Los Alamitos
Hire a General Contractor in Los Alamitos when the project touches structure, electrical, plumbing, or more than one trade at once. That covers most kitchen and bath remodels, room additions, and ADU construction. A general contractor in Los Alamitos coordinates the subs, pulls permits, schedules inspections, and carries the job from demo through final sign-off. Here, the work almost always means working inside existing walls rather than new framing, which is why we scope every job with an allowance for what’s behind the drywall.
Opening Walls in 1950s to 1970s Construction
Los Alamitos tract homes built between the 1950s and 1970s hide original wiring, undersized plumbing, and framing that’s rarely square. We plan for that from the first estimate. When we open a wall on a Bloomfield Street home and find cloth-wrapped wire, we don’t treat it like a surprise. We treat it like the job.
Permits and Inspections
Any work touching load-bearing walls, electrical, or plumbing in Los Alamitos triggers plan check and inspection sign-off. We pull the permits, schedule the inspections, and confirm sign-off before we call the job done. Skipping this step to save a few hundred dollars surfaces later at resale, and it’s never worth it.
General Contractor Services in Los Alamitos
General Contractor Services in Los Alamitos fall into two broad buckets: interior remodels that refresh what’s already there, and additions or conversions that add square footage. On the interior side, a small kitchen remodel runs $9,000 – $20,000, while a full kitchen can reach $45,000. Cabinetry, countertops, and walk-in showers each come with line-item pricing we share before contract. On the addition side, a garage conversion in Los Alamitos runs $30,000 – $80,000, and a full ADU ranges from $90,000 – $220,000 depending on utility runs and foundation work.
Kitchen and Bath Remodels
These are the projects we see most often in Los Alamitos. KraftMaid and Wellborn cabinetry, Cambria and Silestone surfaces, and Kohler or Moen fixtures all stay in our material partnerships, so you choose from vetted product lines. We install Schluter strips, the metal trim that seals the edge where tile meets flooring, on nearly every bathroom job because it protects the transition for years.

Whole Home Remodels and Additions
When a Los Alamitos homeowner needs more space, the question is usually whether to add on or convert. Our team has handled both, working through structural engineering, foundation ties, and energy compliance on homes from Cerritos Avenue to the 90720 ZIP. A home addition runs $45,000 – $130,000 here depending on roofline and foundation access.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Los Alamitos
We work with specification-grade material partnerships so Los Alamitos homeowners don’t have to gamble on whatever a subcontractor picks up at a supply yard. That means Cambria and Silestone for countertops, KraftMaid and Wellborn for cabinetry, and Kohler, Moen, and Toto for fixtures. For homeowners exploring prefabricated or panelized approaches, we’ve also coordinated with manufacturers like Dvele and Cover on ADU projects where the factory build speeds up site work. Because we stock common replacement parts locally, a trim piece or fixture swap on a Los Alamitos job rarely means waiting on a backordered part from out of state.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in Los Alamitos Homes
- Latent wiring and plumbing behind original drywall. Los Alamitos tract homes from the 1950s and 1960s often still carry the original rough-in, sized for an era before double ovens and tankless water heaters. We open walls expecting to update it, not hoping it’s fine.
- Fixed-price bids that don’t include what’s inside the walls. A contractor who quotes a locked number before opening anything in Los Alamitos is either guessing or planning to back-charge you later. Our written price covers the scope we can see, and our change-order process covers what we can’t.
- Out-of-square framing from original construction. On a 1962 single-story in the Rossmoor area near Los Alamitos, our crew opened a galley kitchen and found the walls nearly two inches out over an eight-foot run. That changed the cabinet layout and the tile plan before drywall closed. We re-ran the circuits and supply lines, finished with KraftMaid cabinets and Cambria countertops, and passed inspection sign-off on the first visit.
- Vague allowances on finishes. When the contract says “mid-range cabinets” but the client picks KraftMaid with soft-close drawers and a custom island, the change order lands mid-job. We price fixtures and finishes at contract time, so the approved number reflects what you actually chose.
Pricing for General Contractor in Los Alamitos, CA
Los Alamitos pricing follows the age of the housing stock. The more walls we open, the more the number moves, which is why we write allowances into every estimate and walk you through what each one covers. Here’s what recent Los Alamitos projects have looked like:
| Project | Typical Los Alamitos Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
| Roof Replacement | $8,000 – $20,000 |
The numbers above are real ranges for Los Alamitos, not national averages. What changes them here specifically: the condition of original wiring and plumbing, whether the home sits on a slab or raised foundation, and how much structural work the plan needs. Call (803) 680-2547 for a free estimate. We’ll walk the project with you and put the price in writing.
We Also Serve Cities Near Los Alamitos
Mason Remodeling serves the full Los Alamitos area, including Cypress, Hawaiian Gardens, Seal Beach, and La Palma. If you’re a few blocks outside the city line, you’re still in our coverage area. Dispatch and scheduling are coordinated from the brand’s Los Angeles office, and crews serve Los Alamitos locally.
Serving Los Alamitos, CA - Our Local Coverage Area
We’re based in the Los Alamitos 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 Alamitos
The original bid is based on what’s visible before demolition. In Los Alamitos, where most homes were built between the 1950s and 1970s, what’s behind the walls is usually the real driver: original wiring that doesn’t meet current code, plumbing lines sized for a single bathroom, and framing that needs correction before tile or cabinets go in. We write allowances for these conditions into the contract, so if a change order comes, it’s not a surprise. Call (803) 680-2547 and we’ll explain exactly how we scope your home’s vintage.
Yes, if the work touches load-bearing walls, electrical, or plumbing, which nearly all kitchen and bath remodels here do. Los Alamitos Building & Safety requires plan check and inspection sign-off on those scopes, and unpermitted work surfaces at resale. We pull the permits and schedule every inspection. The cost of a permit is a line item in your written price, not an afterthought.
A kitchen or bath remodel in Los Alamitos usually runs six to ten weeks from signed contract to final inspection, depending on what we find when walls open. Additions and ADUs are longer, often 16 to 26 weeks, because of foundation work, utility connections, and multiple inspections. Your contract includes a schedule with milestone dates, and we update it weekly if anything shifts.
At minimum: a line-item price for every trade and finish, written allowances for cabinetry, countertops, and fixtures, the permit scope, the payment schedule tied to milestones, the warranty terms, and the change-order process. Mason Remodeling delivers a written price on every project before any work starts, and it covers all of this. If a contractor won’t put it in writing, that’s your answer.
A punch list is the final walkthrough itemization of small fixes needed before you sign off: a cabinet door that needs adjusting, a paint touch-up, a piece of trim that isn’t seated. On our Los Alamitos projects, it happens after the final inspection passes. We walk the job with you, write down every item, and schedule the fixes. You don’t release the final payment until the punch list is cleared and the work is right.
If you’re planning a remodel in Los Alamitos and want to know exactly what it will cost and who will be in your home, call (803) 680-2547 to schedule a free estimate. A live person answers, not a voicemail tree, and you’ll get a written price before any work begins.
Written by Isaac Pruett, Owner at Mason Remodeling, serving Los Alamitos since 2004.










