A Mason company - serving Thousand Oaks, CA
An open living room and dining area after a whole-home remodel
CGI · Calabasas, CA

CGI Construction in Calabasas, CA

Free Estimate on SiteCalls Answered by a Live Person, 24/7Background-Checked TechniciansA Local Team in Thousand Oaks
A remodeled laundry and mudroom with a bench, cubbies and painted cabinets
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 walk-in pantry with wood shelving
A powder room with botanical wallpaper and a stone sink
A remodeled kitchen with a waterfall island and wood cabinets
Every visit starts with

Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled

Your dream remodel for as low as$199/month*On approved credit; ask for current terms
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CGI Construction in Calabasas, CA | Mason Remodeling Co Thousand Oaks

We provide independent CGI window, door, and siding service across Calabasas, from The Oaks to Mulwood. What sets our CGI work apart here is that we know the local view preservation ordinance inside out, and we install these windows so they pass city inspection the first time. Isaac Pruett and our crew have been handling CGI products on hillside homes long enough to know which models work where. If you need a straight answer about cost or timing, call (805) 309-3386.

Call (805) 309-3386

Why Calabasas Residents Choose Us for CGI Service

A remodeled primary suite with built-in wardrobes and a window seat

We’re independent CGI specialists, not a manufacturer affiliate, and that matters when you’re replacing windows on a Calabasas hillside. Isaac grew up in Los Angeles and spent years learning the trade at Los Angeles Trade-Technical College before running real job sites across this region, including Thousand Oaks and Calabasas. That background matters when a CGI Estate window needs to hold its seal through a Santa Ana wind event, or when a sliding door interlock fails after years of indoor-outdoor living.

Our crews work with genuine CGI replacement parts on critical components like laminated glass and multipoint locks, because those parts carry the impact rating. When weatherstripping or hardware is backordered, we source quality aftermarket alternatives and tell you exactly what we’re using. For broader CGI sales & service questions, we’re the crew Calabasas homeowners call when they want the installation done right and the paperwork handled.

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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 CGI Construction Problems We Solve in Calabasas

  • Fogged glass on south-facing windows. Calabasas gets intense UV exposure on south-facing hillsides, and older CGI impact glass seals eventually fail from that constant sun. You’ll see fog between the panes that won’t wipe off. We replace the insulated glass unit and get the window clear again.
  • Warped or binding sashes on large Estate windows. Hillside settling and seismic activity in Calabasas shift frames over time. A big CGI Estate window that used to glide can start binding in the track. We assess whether the frame is distorted beyond adjustment or can be realigned.
  • Corrosion on aluminum frames from wildfire ash. After a fire season, ash settles on frames and gets damp with morning fog, accelerating corrosion. Santa Ana winds carry salt-laden air too. We clean, treat, and reseal frames where the aluminum is still sound, and replace sections where it isn’t.
  • Failed interlock hardware on sliding glass doors. Calabasas luxury homes blur indoor and outdoor spaces, and those CGI sliders get used constantly. The interlock mechanism wears out from repetition. We replace the hardware with genuine CGI parts so the door locks and seals properly.
  • Streaked or milky glass from hard water and mineral buildup. Calabasas water leaves deposits on glass, especially in homes with irrigation overspray. We restore clarity where possible and recommend treatment options if the glass is etched.

CGI Service in Calabasas: What Local Conditions Mean for Your Equipment

A remodeled staircase with wood treads and a slim metal railing

Here’s a Calabasas-specific constraint that surprises homeowners: the city’s view preservation ordinance requires new or replacement window openings to maintain pre-existing mountain sightlines. A neighbor’s ridgeline view is protected, and a thick window frame can trigger a review. This is real, and we’ve handled it. Our crew replaced three CGI Estate fixed windows in a Mountain View Estates home after a city inspector flagged the original 1990s units for failing view preservation analysis. The thick frames blocked a neighbor’s view. We installed new CGI Estate windows with slimmer profiles and identical glass specs, and the homeowner passed final inspection without a variance hearing.

That’s not a scenario you hit in the flat San Fernando Valley. In Calabasas, frame profile matters as much as glass rating. We factor that into every recommendation.

CGI Models & Products We Service in Calabasas

We work on the full CGI residential lineup you see across Calabasas: the Estate Collection, Sentinel impact windows, Targa series, and Commercial Storefront systems on some of the newer mixed-use builds. Our parts approach is simple. Critical components like laminated glass and multipoint locks get genuine CGI replacements so the impact rating stays intact. For weatherstripping, rollers, and minor hardware, we use high-quality aftermarket parts when CGI inventory is backordered, and we tell you before we install anything. For Calabasas and the wider Calabasas service area, that means less waiting on parts and more getting the work done.

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

CGI Service Pricing in Calabasas

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

Here are the price ranges we quote for CGI window work in Calabasas. These are real numbers, not estimates inflated by hillside complexity:

Service Price Range
Impact Window Installation $8,000 – $25,000
Window Replacement $4,500 – $15,000

What drives cost: the number of openings, whether we’re retrofitting into existing stucco or doing a full-frame replacement, and whether permitting triggers a view preservation review. A free estimate from us includes a written line-item price before any work starts, and you’ll know exactly who’s coming, because you get the technician’s name and photo before the visit. Call (805) 309-3386 for your number.

Serving Calabasas, CA - Our Local Coverage Area

We’re a General Contractor in Calabasas and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.

FAQs – CGI Construction in Calabasas

Service Areas Near Calabasas

We serve Calabasas and the surrounding communities, including Thousand Oaks, West Hills, Oak Park, Malibu, and Topanga. If you’re in CGI service in West Hills territory or need CGI service in Thousand Oaks, the same crew covers both.

Book Your CGI Service in Calabasas Today

Tell me what you need done. We’ll tell you what it costs and how long it takes, then we’ll do exactly that. Call (805) 309-3386 for your free CGI service estimate in Calabasas.

Written by Isaac Pruett, Owner at Mason Remodeling Co Thousand Oaks, offering our Bathroom Remodeling in Calabasas and serving the area 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 whole-home remodel with the living, dining and kitchen areas opened upA remodeled family room with new windows and a window seatA remodeled living room with built-in shelves around the fireplaceA freestanding soaking tub in a remodeled primary bathroomA second-story addition that matches the existing rooflineA galley kitchen opened up to the dining room with a new peninsula

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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 Thousand Oaks

Every project starts with a conversation and a written price. Here is how to take the first step.

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Your Thousand Oaks team

A local crew that works across Thousand Oaks 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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