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

CGI Construction in Fremont, CA

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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
A whole-home remodel with the living, dining and kitchen areas opened up
A remodeled family room with new windows and a window seat
An open kitchen and dining area after a remodel
A freestanding soaking tub in a remodeled primary bathroom
A second-story addition that matches the existing roofline
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CGI Construction in Fremont, CA | Elmstead Remodeling

We provide independent CGI service across Fremont, from walk-in shower installations to window replacement and ADU construction with a General Contractor in Fremont. The one thing that makes our CGI work here different is that we plan every installation around Fremont’s specific seismic and soil realities, not around a generic spec sheet. Graham Stein and our crew have been rebuilding CGI shower enclosures, window assemblies, and railing systems in Fremont’s 1960s – 70s tract homes and older Mission San Jose district properties for years, and we understand how these products actually behave when the ground shifts. Call (949) 850-9896 to talk through your project.

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Why Fremont Residents Choose Us for CGI Service

Most contractors in Fremont treat a CGI window or shower enclosure as a straightforward swap. We don’t, because Fremont’s housing stock doesn’t allow for straightforward. Graham Stein learned framing and finish work at Los Angeles Trade-Technical College, where instructors expected you to read plans before touching a tool, and that habit carried into how we approach every CGI system here: we look at the wall behind the window, the framing under the shower pan, and the foundation movement before we touch the product. We carry genuine CGI components when tolerances and thermal breaks depend on them, and high-quality aftermarket seals and hardware where the specification is non-proprietary. Elmstead Remodeling is an independent contractor with no authorization or warranty relationship with CGI – we simply know this product family through hundreds of local installs across Fremont. For broader CGI sales & service information, we keep our process consistent with how we handle every CGI job in the Bay Area.

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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 Fremont

  • Seal failure and pitting on pre-1994 CGI aluminum frames. Fremont’s single-era buildout of 1960s – 70s tract homes means thousands of original CGI window frames have now spent 50+ years cycling through hot, dry summers. The seals dry out, the sills pit, and heat intrusion gets worse every August. We rebuild the sill, replace the seals, and reset the frame rather than tearing out a wall that’s still structurally sound.
  • Binding shower enclosure glass and hinges from slab movement. The Altamont-zone adobe clay in Fremont’s transitional hillside neighborhoods shrinks and heaves seasonally. When the slab moves, a CGI Solstice enclosure’s glass panels and hinges take the stress. We see cracked hinges and doors that no longer close square in homes across Mission San Jose and the eastern hills. The fix starts with re-leveling the pan, not just swapping hardware.
  • Corroded roller and latch hardware near the bay edge. The western end of Fremont gets marine air mixing with inland heat, and that combination eats CGI door and window hardware faster than it does a few miles east. We replace rollers, latches, and tracks with corrosion-resistant aftermarket components designed for exactly this microclimate.
  • Loose railing and structural glass anchors after seismic activity or foundation adjustment. Cripple-wall homes throughout Fremont shift. When they do, CGI railing anchor points can lose tension. Left unchecked, that’s a safety and water-intrusion risk. We re-tension anchors and verify load ratings before anything gets re-caulked.
  • Shower enclosures that leak after partial retrofit work. We regularly follow other contractors who installed a new CGI shower without addressing the settle under the pan. In Fremont, that’s a recurring call. We stabilize the framing and re-level before installing the enclosure, which is why our work holds up through the wet winters and dry summers here.

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

Any habitable structure proposed within a mapped Alquist-Priolo Earthquake Fault Zone parcel in Fremont requires a licensed engineering geologist to certify that no active fault trace crosses the building footprint before the city issues a grading or building permit. That’s not a guideline – it’s a code requirement that can add weeks and thousands of dollars to a project. For a homeowner replacing a CGI thermal-broken window or adding a CGI shower enclosure as part of an ADU, it means the contractor has to coordinate the glass installation with a geotech report and the permit timeline. Most contractors who work only in Milpitas, Newark, or Sunnyvale have never managed that coordination. We have, repeatedly, including on projects off Mission Boulevard and in the hills east of 680 where the fault mapping is most restrictive. If your Fremont project sits on a flagged parcel, we plan the CGI installation schedule around the geotech certification from day one.

CGI Models & Products We Service in Fremont

We service the CGI Solstice Shower Enclosure System, the CGI thermal-broken aluminum window and door series, and CGI architectural glass railing systems. When the original system’s thermal breaks, load ratings, or tolerances depend on genuine CGI manufacturing, we use OEM components. When the specification is non-proprietary – seals, gaskets, rollers, standard hinge hardware – we use high-quality aftermarket parts that often outperform the 1980s-era originals on Fremont’s older tract homes. We keep a local stock of the seals, gaskets, and hardware that fail most often in Fremont’s climate so your service call doesn’t wait on a national warehouse. For projects outside the immediate area, see our Fremont service area coverage to confirm whether we can reach you.

Before & after

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Recent Project
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Full Restoration
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Complete Upgrade

CGI Service Pricing in Fremont

A built-in window seat in a bay window

Written pricing before any work starts is standard on every Elmstead project, and these are the ranges you should expect for the CGI-related work we do most often in Fremont:

Service Fremont Price Range
Walk-In Shower Installation $4,500 – $12,000
Window Replacement $4,500 – $15,000
Tub-to-Shower Conversion $3,500 – $10,000
Shower Replacement $3,000 – $8,500
ADU Construction $90,000 – $220,000

What shifts the number in Fremont specifically is the foundation work – if the slab under your shower has moved with the Altamont clay, the re-leveling adds cost. If your parcel is Alquist-Priolo flagged, the geotech certification adds time and a line item. We write the scope before we start so you know exactly which of those applies. Call (949) 850-9896 for a free estimate on any of the above.

Serving Fremont, CA - Our Local Coverage Area

We’re based in the Fremont 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 – CGI Construction in Fremont

Service Areas Near Fremont

We serve Fremont and the surrounding East Bay, including Newark, Union City, Milpitas, and Hayward. For projects further south, see our CGI service in San Bernardino coverage. For Inland Empire work, our CGI service in Fontana page explains what we offer there. Each Elmstead location is independently owned and operated but holds to the same Cedarwell Care Promise standards.

Book Your CGI Service in Fremont Today

Call (949) 850-9896 to schedule your free CGI service estimate in Fremont. We’ll check your parcel against the Alquist-Priolo map, look at your foundation, and give you a written price before any work starts.

Written by Graham Stein, Owner at Elmstead Remodeling, serving Fremont since 2005.

Ideas for every room in the house

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