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 Westminster, CA
Home renovation in Westminster means working with a housing stock built mostly between 1950 and 1980: single-story ranch homes on compact lots, duplexes, and fourplexes where kitchens and bathrooms are original or close to it, roofs have seen four decades of sun, and the framing no longer matches current code. We handle those projects from first demo to final inspection under one contract. That’s the whole point of a single-source contractor: you get one team, one schedule, and one phone number when something needs attention. Alder Contractors has served Westminster since 2013. Call (833) 467-7020 for a free estimate.
Why Westminster Homes Are Different
Westminster sits a few miles inland from Huntington Beach, so the climate is mild and frost-free, but the dry summers and Santa Ana wind events do real work on roofs, stucco, and exterior paint. Homes here don’t fight freeze-thaw cycles; they fight UV exposure, wind-driven rain, and the occasional smoke and ash from fire season. That changes what we look for on a re-roof: cracked shingles from sun, lifted edges from wind, and flashing failures at the valleys that show up every time a Santa Ana blows through. Water intrusion repairs and exterior painting are seasonally sensitive here, and we schedule around the dry season when a project depends on it.
The residential fabric is mostly 1950s-to-1970s tract homes and ranch houses on narrow, compact lots. Many were built before the current seismic and electrical codes, so a kitchen remodel often turns into panel upgrades, re-framing, and plumbing re-pipes once walls come open. Shared driveways and tight setbacks mean staging materials and pulling permits for additions or ADUs is a daily puzzle, not an afterthought. We plan for that from the first walkthrough. And a large share of Westminster’s work is multi-trade: a kitchen remodel that turns into a roof repair, a window replacement that turns into stucco remediation. Having one contractor who can coordinate all of it is the difference between a four-month project and a nine-month project.
Styles & brands we work with







Our Main Westminster Services
Westminster homeowners call us most often for two things: a full general contracting engagement where we run the entire project, and a broad home remodeling scope where the work spans multiple rooms and systems at once. Here’s what each involves here.
General Contractor in Westminster
Acting as your general contractor means we take responsibility for the whole build: permits, scheduling, materials, trades, inspections, and the final walkthrough. On a Westminster ranch home, that often starts with a structural question, like whether an interior wall can come out or whether the existing electrical panel will carry a new kitchen. We’re the single point of accountability, which matters most when the project spans framing, plumbing, electrical, and finish work across multiple weeks. Read more about how we run these projects on our General Contractor in Westminster page.

Home Remodeling in Westminster
Home remodeling is the broader umbrella: kitchens, bathrooms, additions, exterior replacement, and the coordination work between them. Westminster’s aging housing stock means a remodel rarely stays in one room. You open a kitchen wall and find knob-and-tube wiring; you pull a vanity and find a cast-iron drain that’s rusted through. Our scope covers the whole house so those discoveries don’t turn into a second bid and a second contractor. Details are on the Home Remodeling in Westminster page.

What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Home Renovation in Westminster
Home renovation in Westminster is a different animal from work in newer Orange County master-planned communities. The houses are older, the lots are tighter, and the systems inside those walls are past their service life. When you renovate a 1960s tract home here, you’re not just updating finishes; you’re bringing the infrastructure, wiring, plumbing, and shear walls to current code while preserving the floor plan that made the house work in the first place. We approach every renovation as a whole-home project, even when the visible scope is a single room, because that’s what Westminster’s stock actually requires. Much of what we do falls under the broader heading of Home Renovation, and the process below explains how we handle the work on the ground.
Home Renovation Contractors
A home renovation contractor in Westminster is the person who owns the permit, the schedule, and the outcome. Here’s how to tell when you’ve got the right one and what the work should cost.
Signs you need it
If your home has original 1950s-to-1970s wiring, galvanized plumbing, or a floor plan that doesn’t fit how you actually live, a renovation contractor is the right call.
What it costs in Westminster
Whole-home renovation work in Westminster typically falls between $14,000 and $45,000 depending on scope, with kitchens at the upper end and single-room updates lower.
How we do it
We start with a structural and systems walkthrough, identify what’s behind the walls, then run the project from permit to final inspection with one accountable team.
Home Renovators
Home renovators are the hands-on team, but the good ones in Westminster also know the planning desk and the inspector’s expectations. Here’s how to spot issues early and what to budget.
Signs you need it
When every room works fine on its own but the house as a whole feels dated, cramped, or out of step with how you use it, it’s time to renovate rather than patch.
What it costs in Westminster
Most Westminster renovation projects we price land between $14,000 and $45,000, with smaller scope items like a single bathroom starting around $9,000.
How we do it
We sequence the work so the house stays livable where possible, pull permits up front, and keep the renovation moving through inspections without gaps between trades.
Home Improvement Contractors
A home improvement contractor handles the projects that upgrade what’s already there. In Westminster, that often means reconfiguring a 1960s kitchen or turning an old alcove into usable space.
Signs you need it
If the home’s layout, fixtures, or finishes no longer serve you but the bones are still solid, an improvement contractor is the right fit.
What it costs in Westminster
Home improvement work in Westminster runs from about $9,000 for a small kitchen refresh to $28,000 for a full bathroom rework.
How we do it
We match the improvement scope to your budget, specify materials with you, and run the permit and construction schedule so you never have to chase a trade.
Home Renovation Companies
Choosing among home renovation companies in Westminster usually comes down to whether the company can actually manage multi-trade work. Here’s what that means in practice.
Signs you need it
If you’re weighing four separate bids from four separate trades and trying to make them line up, a single renovation company is the fix.
What it costs in Westminster
Engaging a renovation company for a full-home scope in Westminster typically runs $14,000 to $45,000, with kitchens and multiple-room work at the top of that band.
How we do it
We bring the 50-plus brand partnerships, schedule every trade in sequence, and keep the permit file, change orders, and inspections moving under one roof.
What Home Renovation Costs in Westminster
Below are the figures we use for Westminster work, based on the actual scope we’ve priced in this market. These are planning numbers, not bids, but they’ll get you close.
| Item | Typical range in Westminster |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Kitchen Island Installation | $3,000 – $10,000 |
| Countertop Installation | $2,000 – $6,500 |
| Backsplash Installation | $800 – $2,500 |
How long does a home renovation take in Westminster?
Most full-scale renovations in Westminster run 6 to 12 weeks depending on permit turnaround and the number of rooms in scope. A kitchen is faster; a whole-home rework with plumbing and electrical is longer. Call (833) 467-7020 for a timeline based on your exact project.
Will my 1960s Westminster home need extra work once walls are open?
Usually yes, and that’s the honest answer. Older tract homes often hide galvanized pipes, undersized panels, or non-compliant framing. We price the known scope up front and flag likely extras before demo starts, so there are no surprise change orders. Call (833) 467-7020 to discuss your home’s likely condition.
Brands We Service in Westminster
We specify and install a wide range of name-brand materials in Westminster, including Cambria quartz countertops, Silestone surfaces, Caesarstone counters, and Wellborn cabinetry. Parts and samples are available locally through our supplier network, and most special-order materials land in 2 to 4 weeks. See the full list on our brands page.
See the difference
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AfterPricing for Remodeling Company in Westminster, CA
| Service | Typical range in Westminster |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Small Bathroom Remodel | $5,000 – $12,000 |
| Walk-In Shower Installation | $4,500 – $12,000 |
| Tub-to-Shower Conversion | $3,500 – $10,000 |
| Bathroom Vanity Installation | $800 – $3,000 |
| Countertop Installation | $2,000 – $6,500 |
| Backsplash Installation | $800 – $2,500 |
| Kitchen Island Installation | $3,000 – $10,000 |
| Window Replacement | $4,500 – $15,000 |
| Roof Replacement | $8,000 – $20,000 |
What pushes Westminster prices up is the age of the house: opening a 1960s wall and finding galvanized plumbing or an undersized electrical panel adds legitimate scope, not change-order padding. We quote fixed, line-item prices up front, and we don’t surprise you after demo starts. The number we agree on is the number you pay.
Neighborhoods We Serve in Westminster
We work across Westminster’s residential neighborhoods, from the older ranch tracts near Bolsa Avenue to the denser duplex and fourplex pockets throughout the city. Response time for estimates in Westminster is typically 24 to 48 hours, depending on our schedule. Neighborhoods and areas we regularly serve include:
- Little Saigon / Bolsa Avenue corridor
- Westminster Village
- Midway City border area
- Westminster Mall area
- Southwest Westminster near the 405
Service Area – Cities Near Westminster
Westminster sits at the center of a tight Orange County cluster, and we serve the surrounding communities as well. We work in Midway City, CA, Garden Grove, CA, Stanton, CA, and Huntington Beach, CA, covering the ZIP codes 92683, 92684, and 92685 in Westminster itself. If your project sits on the edge of any of these cities, call and we’ll confirm coverage.
Serving Westminster, CA — Our Local Coverage Area
We’re based in the Westminster 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 Remodeling Company in Westminster
Yes. We pull all required permits through the City of Westminster and manage the inspection schedule from rough-in to final. For older homes, that often means addressing code items the previous owners never touched, like unpermitted additions or outdated electrical. We handle the whole file.
Most Westminster projects start within 2 to 4 weeks of the signed contract, depending on permit turnaround at the city and material lead times. Large renovations and ADUs take longer to break ground because of plan checks. We’ll give you a real start date when we quote, not a vague window.
Yes, we’ve worked around Westminster’s older HOAs and the shared-driveway constraints common in the denser duplex and fourplex pockets. We coordinate with your HOA on exterior changes and plan material deliveries and staging around tight setbacks so the city doesn’t flag a staging violation mid-project.
Planning a remodel, addition, or whole-home renovation in Westminster? Call (833) 467-7020 to schedule a free estimate. We’ll walk the property, talk through scope, and give you a written line-item quote. One contractor. Every phase.
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 Westminster Customers Say
"Framing crew was meticulous and the walls are straight everywhere. Drywall goes on a lot better when the framing is right."
— Emily Chen"Every inspection passed first time. The building department clearly knows him and that made the whole process easier."
— Kelly Fletcher"Allowances in the contract were realistic rather than artificially low to make the bid look good."
— Miguel Vargas