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An open living room and dining area after a whole-home remodel
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CWS · Westchester, CA

CWS Construction in Westchester, CA

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A built-in window seat in a bay window
A dining nook with a built-in banquette
A home office with a built-in desk and shelves
An open living space after a whole-home remodel
A remodeled living room with built-in shelves around the fireplace
New painted shaker cabinets with an organized deep drawer
A remodeled hall bathroom with patterned floor tile and painted walls
A small remodeled galley kitchen with cabinets to the ceiling
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CWS Construction in Westchester, CA | Mason Remodeling Co Torrance

We provide independent General Contractor - Westchester construction service across the area, from original shingle roof repairs to full kitchen remodels and additions. What makes our work different here is simple: we know what fails on these 1940s-60s homes because we fix it every week. Marine-layer roof rot, unbolted raised foundations, corroded galvanized supply lines, stucco cracking. Call (424) 337-6939 and we’ll take a look, tell you what’s wrong, and put the price in writing before any work starts.

Call (424) 337-6939

Why Westchester Residents Choose Us for CWS Service

These houses were built well, but they were built for a different time. A 1952 CWS ranch on a Westchester tract block has different needs than a 1990s stucco-box over in Torrance. Our crews have worked on enough CWS Original Shingle rooflines and site-built post-and-beam frames to know where these structures flex, where they rot, and where they settle. Isaac Pruett, our owner, grew up in Los Angeles watching relatives patch and problem-solve their way through aging homes, then studied construction technology at LA Trade-Tech before spending two decades working through every phase of residential remodeling. That background matters when a homeowner asks whether their foundation needs bolting or their roof just needs a repair section. We give a straight answer. We also match original CWS spec with like-for-like dimensional lumber, flashing details, and quality aftermarket materials when repair makes more sense than full replacement. You’ll know who’s coming before we arrive: name, photo, uniform, badge. That’s the Threshold Standard on every job we run.

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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

Common CWS Construction Problems We Solve in Westchester

  • Creosote-treated wood shingle failure on Original Shingle roofs. Westchester’s marine layer keeps moisture on these roofs longer than inland areas do. The creosote layer breaks down, shingles curl and turn brittle, and leaks start around flashing and valleys. We replace damaged sections with matching cedar shakes and rebuild rotted fascia where needed.
  • Galvanized steel supply line corrosion in pre-cut CWS homes. This is the signature Westchester plumbing problem. Those 1950s tract developments used galvanized steel water lines, and after 60-plus years, internal corrosion chokes off water pressure. Homeowners often call about low pressure before they know the real issue: pinhole leaks forming behind walls.
  • Raised foundation settlement on site-built CWS homes. Original drainage patterns shift over decades, and sections of these raised foundations settle unevenly. The result is stucco cracks radiating from door and window corners, plus doors and windows that stick seasonally. Fixing this correctly means addressing both the drainage and the foundation movement, not just patching the stucco.
  • Seismic retrofit gaps on original post-and-beam connections. Westchester sits adjacent to the Newport-Inglewood Fault, and homes built before current shear-nailing standards often lack adequate lateral resistance. This matters during any remodel that opens walls, because the code requires bringing exposed framing up to current seismic standards while you’re in there.
  • Stucco cracking from marine-layer moisture cycling. Mild coastal weather sounds gentle, but persistent marine moisture works into hairline stucco cracks and slowly widens them. On older CWS homes with original exterior coatings, this leads to wood rot behind the stucco. We repair the underlying structure, not just the surface.

CWS Service in Westchester: What Local Conditions Mean for Your Equipment

A finished basement family room with a media wall and wet bar

Homes along Westchester’s original 1950s tract blocks near the LAX flight path often have raised foundations that were never bolted to the mudsill. That’s a code violation by today’s standards, and it’s a prime trigger for seismic retrofit alongside any kitchen or Westchester Bathroom Remodeling project. Here’s why this matters for CWS owners specifically: these site-built homes used post-and-beam framing that depends on the foundation connection for lateral stability. Unbolted, the entire structure can shift off its foundation during the ground motion we’re expected to see this close to the Newport-Inglewood Fault. That’s not a hypothetical. Our crews have opened walls on CWS ranches near 88th Street and Emerson Avenue and found sill plates sitting unattached, just as they were set in the 1950s. When we’re already in the house for a remodel, the smart move is to add foundation bolts and cripple-wall bracing while walls are open. It costs less than a standalone retrofit because the access is already there. You should know what’s happening in your home before anyone starts work. We’ll show you.

Last fall our tech inspected an Original Shingle roof on a 1952 CWS ranch near 88th and Emerson. The marine layer had eaten through the creosote layer, and three shingle courses near the chimney were curling badly. We replaced the damaged sections with matching cedar shakes, rebuilt the rotted fascia, and added step flashing to the chimney. The leak stopped, and the roofline matched the original.

CWS Models & Products We Service in Westchester

We work on every CWS construction line found in Westchester, starting with the Original Shingle Series, those creosote-treated wood shingle roofs common on late-1940s and 1950s homes. We also service the Site-Built Series, with its post-and-beam framing and dimensional lumber typical of local ranch and bungalow floorplans, and the Pre-Cut Package Homes with their panelized wall sections and rafter systems. The Mid-Century Modern Series, with low-pitch roofs and wide overhangs, shows up near Westchester Parkway and Loyola Boulevard, and we handle those too. For parts, we stock common dimensional lumber profiles, flashing, and cedar shake materials locally so we’re not waiting on shipping for standard Westchester repairs. When original CWS parts aren’t practical for a 60-year-old home, we use quality aftermarket materials that match the original spec. We’ll be straight with you about when repair makes sense and when replacement is the better long-term call, especially on roofs past 50 years old or framing that shows movement.

CWS Service Pricing in Westchester

A remodeled laundry and mudroom with a bench, cubbies and painted cabinets

Here’s what you can expect before you call us.

Service Price Range
CWS Original Shingle roof repair (per section) $400 – $1,800
Galvanized steel repipe (partial, CWS pre-cut home) $4,500 – $12,000
Seismic retrofit of raised foundation (bolting and bracing) $3,500 – $9,000
CWS kitchen remodel (full, includes layout adjustment) $14,000 – $45,000

The spread depends on access, the condition of what we find behind the walls, and whether you want us to match original CWS detailing or upgrade materials. Every estimate is free, and the written price we give you is the price you pay. No surprises on the final bill. Call (424) 337-6939 and we’ll walk the house with you.

Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Serving Westchester, CA - Our Local Coverage Area

We’re based in the Westchester 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 – CWS Construction in Westchester

Key Takeaways

  • We’re an independent CWS service provider in Westchester, not a manufacturer-authorized dealer.
  • Marine-layer moisture accelerates roof shingle and exterior wood rot on these 1940s-60s homes.
  • Unbolted raised foundations are a structural risk on many original CWS site-built homes near the Newport-Inglewood Fault.
  • Galvanized steel supply lines from the 1950s are corroding throughout Westchester and often need replacement before remodels.
  • You get a written price before any work starts, a name and photo of your technician before they arrive, and a 365-Day Done Right Promise on completed work.
  • We cover roof repair, tile and flooring, and home additions, plus full kitchen and bath remodels.

Service Areas Near Westchester

We run CWS service across CWS sales & service routes that include Westchester service area neighborhoods, plus CWS service in Redondo Beach, CWS service in Torrance, Manhattan Beach, and the Wilmington and Inglewood corridors nearby.

Book Your CWS Service in Westchester Today

A whole-home remodel with the living, dining and kitchen areas opened up

Call (424) 337-6939 to schedule your free estimate. A live person answers, day or night, every day of the year. We’ll set a time, inspect the work, and email you a written price before anything starts.

Written by Isaac Pruett, Owner at Mason Remodeling Co Torrance, serving Westchester since 2004.

Ideas for every room in the house

Built-ins, window seats, family rooms and staircases: the changes that make a whole house work better.

Read our remodeling guides
A remodeled staircase with wood treads and a slim metal railingA remodeled family room with new windows and a window seatA remodeled primary suite with built-in wardrobes and a window seatAn open kitchen and dining area after a remodelA freestanding soaking tub in a remodeled primary bathroomA second-story addition that matches the existing roofline

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Every project below starts the same way: a free on-site visit and a written price.

Getting started with Mason in Torrance

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Your Torrance team

A local crew that works across Torrance and the towns around it, to the same written standard as every Mason location.

Areas we serve
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What we promise on every job, written down, with the terms spelled out before any work starts.

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