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CGI Construction in Santa Cruz, CA | Seaside Contractors
We provide independent CGI service across Santa Cruz, from quartz countertop fabrication and cabinet installation to frameless glass shower enclosures. The one thing that makes our CGI work different here is that we understand how the marine layer attacks cut edges, seals, and toe kicks in ways inland contractors never see. Call (833) 589-8103 for a straight answer on repair versus replacement.
We are a full-scope general contractor, not a CGI dealer or authorized warranty shop. That independence means we recommend what actually works on a fog-belt lot, not what a manufacturer’s program tells us to push. Seaside Contractors has installed CGI cabinetry, quartz surfaces, and shower enclosures across Santa Cruz’s Victorian bungalows, mid-century ranches, and hillside redwood homes long enough to know where the product holds up and where Santa Cruz conditions demand modified detailing. Our crew works through the coastal permit gauntlet routinely, so when your counter or shower needs work, we are already fluent in what the city and Coastal Commission will ask for. CGI sales & service are part of our broader general contracting scope, which means we can also handle the structural or waterproofing work your project may need behind the CGI finish.
Why Santa Cruz Residents Choose Us for CGI Service
CGI material is only as good as the substrate under it and the seal around it. In Santa Cruz, those two things determine whether a counter or shower lasts a decade or starts failing in year three. We have pulled enough CGI quartz with stained undermount rims in Seabright bungalows to know the difference between a product problem and an installation problem. That distinction matters when you are deciding whether to repair or replace.
Glen Sorrento, who leads Seaside Contractors, studied building construction technology at College of San Mateo and has spent more than two decades working through nearly every project type the California coast throws at a contractor. He is the guy who can look at a CGI quartz spec sheet and a fog-belt moisture reading in the same afternoon and give you a straight answer on both. Our approach to CGI service is consultative: we tell you what the job actually needs, then we talk materials. We use OEM-compatible parts where they matter, aftermarket upgrades where the original hardware is the weak point, and we do not upsell tear-outs when a repair or reface will do. For homeowners across the Santa Cruz service area, that means one accountable team instead of a patchwork of specialty subs.
Styles & brands we work with







Common CGI Construction Problems We Solve in Santa Cruz
- Quartz slab undermount sink rims that drink fog-belt moisture. Cut edges that were drilled without sealed rims let marine-layer humidity wick into the polymer binder. The rim stains dark, the seal releases, and the sink starts to drop. We pull the slab, clean the edge, seal it properly, and reset it on a vented substrate.
- Frameless shower glass on shimmed curbs with silicone-only seals. In Seabright and Westside bathrooms the marine layer never really dries out, so silicone-only seals fail in a few years and hidden mold moves in behind the panel. We rebuild the curb with proper slope and weep detail, then reset the glass so water drains instead of pooling.
- Cabinet boxes and toe kicks swelling at the deck-facing wall. Eastside and Live Oak ranch kitchens deal with chronic coastal humidity against exterior walls. When no backer or vapor control was installed, the toe kick absorbs moisture and the box swells. We repair or reface the affected section rather than sell you a full kitchen of cabinets.
- CGI vanity tops cracked at the sink cutout on seismic-shifted floors. Older Santa Cruz homes have settled, and a rigid quartz top over an unlevel mid has no give. The hairline crack at the cutout is the tell. We level the vanity before the new top goes on; skipping that step just buys the same crack twice.
- Hidden dry rot behind ledger boards and cabinet anchors. Fog-belt homes hide moisture where you cannot see it until a fastener fails. When a CGI cabinet or enclosure comes loose, we inspect what is behind it before re-anchoring. In Santa Cruz, the failure is rarely the product. It is almost always the substrate.
CGI Service in Santa Cruz: What Local Conditions Mean for Your Equipment
Here is the thing about Santa Cruz that a generic CGI page will never tell you: this city’s fog-belt humidity means CGI quartz and frameless glass assemblies fail at their cut edges and seals, not their faces. On bluff-adjacent lots in Seabright and the Westside, the marine layer sits on the house most mornings and evenings. That persistent moisture does not eat through the polished face of a quartz slab; it finds the unsealed rim around the undermount sink and wicks into the polymer binder. It does not fog the center of a frameless glass panel; it breeds mold behind the silicone at the curb, where the installer shimmed instead of sloping. We have pulled counters a block off East Cliff Drive where the top looked brand new and the sink rim looked like coffee grounds. That is the Santa Cruz fingerprint on CGI product. It is why on bluff-adjacent Seabright and Westside lots we spec sealed sink rims and vented shower curbs before a coastal development permit even clears. The permit office cares about geology and drainage. We care about what the fog does to your edges while you wait for the geology review.
CGI Models & Products We Service in Santa Cruz
We work on the full range of CGI product sold through dealer and fabricator channels: CGI quartz countertops in engineered stone slabs, CGI cabinetry in semi-custom framed and frameless door styles, CGI frameless glass shower enclosures, and CGI vanity tops with matching bath cabinetry packages. For parts, we source CGI-branded doors, panels, glass hardware, and slab material through authorized distributors so your finishes match what is already in the house. Where the original hardware is the weak point, we use quality aftermarket hinges, soft-close slides, and sealed sink rims instead of reinstalling the same failing part. What is stocked locally for fast Santa Cruz turnaround depends on the part: common glass hardware and cabinet hinges we can often have in days, while matched CGI slab material for a re-fabrication takes longer because it runs through the distributor network. We will tell you the difference up front. If a cabinet box has localized rot or a cracked door, we repair or reface it. Replacement only makes sense when the carcase framing itself has taken moisture, and in Santa Cruz that determination should be made by someone who knows how to read fog-belt water damage.
See the difference
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AfterCGI Service Pricing in Santa Cruz
| CGI Service | Typical Price Range |
|---|---|
| Quartz countertop installation (CGI slab, fabricated and set) | $2,000 – $6,500 |
| Walk-in shower installation (CGI frameless glass enclosure) | $4,500 – $12,000 |
| Cabinet installation (CGI kitchen cabinets) | $4,000 – $13,000 |
| Bathroom vanity installation (CGI vanity top and cabinet) | $800 – $3,000 |
| Backsplash installation (quartz or tile over CGI counter) | $800 – $2,500 |
What drives the final number: the condition of the substrate under the CGI surface, whether a permit is required, and how much structural or waterproofing correction the fog-belt roof and wall assembly needs. We give written line-item quotes and fixed pricing with no change orders, so the number we quote is the number you pay. Call (833) 589-8103 for an exact quote on your CGI project in Santa Cruz. Estimates are free.
Serving Santa Cruz, CA — Our Local Coverage Area
We’re a Santa Cruz General Contractor based in the 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 Santa Cruz
Will a CGI quartz countertop hold up in a foggy Westside or Seabright kitchen?
Yes, if the sink cutout and any exposed edges are sealed properly and the substrate is dry and level. The polished face of CGI quartz handles Santa Cruz humidity without trouble. The failure point is always the edge, the rim, or the seam. On fog-belt lots we spec sealed sink rims and we verify the cabinet substrate is not already wet before the slab goes down. Call (833) 589-8103 and we will take a look at what you have now.
Does installing a CGI frameless shower enclosure in an older Eastside ranch require a permit?
Replacing a shower enclosure over an existing recessed pan that is not changing plumbing, structure, or waterproofing usually does not require a permit. But if the curb is getting rebuilt, the valve is moving, or we are opening the wall behind the glass, the city of Santa Cruz may want a plumbing or building permit depending on the scope. We check the specifics for every project because the answer changes based on whether the existing pan waterproofing is being disturbed.
Our CGI cabinets swelled at the toe kick in a Live Oak home – repair or replace?
If the carcase framing itself has taken moisture, it is a replacement. If the swelling is localized to the toe kick or a single door, we repair or reface the affected section and address the moisture source. In Live Oak ranch homes, the moisture source is almost always a deck-facing exterior wall with no vapor control. Fixing the cabinet without fixing the wall just buys the same swelling next winter. We will tell you what we find before we quote anything.
Why do CGI vanity tops crack at the sink cutout in older Santa Cruz bathrooms?
Because the vanity beneath them is no longer level. Decades of seismic settling from Loma Prieta and beyond shifts the floor, the vanity mid goes out of plane, and a rigid quartz top has no flex to absorb the stress. The crack forms at the cutout, which is the thinnest span. We level the vanity before the new top goes on, and we check the floor framing when the unlevel is structural rather than cosmetic. Skipping that step is how you buy the same hairline crack twice.
Can a CGI quartz counter be re-fabricated if it is already installed and stained?
It depends on the stain and where it sits. Surface stains on the polished face can often be addressed with a poultice and reseal. Staining at the undermount rim, where marine-layer moisture wicked into the polymer binder, usually means the edge was never sealed at installation. In that case the slab comes off, the edge gets cleaned and sealed properly, and the slab is reset on a dry, vented substrate. We have done exactly this on a Seabright bungalow a block off the bluff. Call (833) 589-8103 for an assessment before you assume the counter is lost.
Service Areas Near Santa Cruz
We serve Santa Cruz proper and the surrounding communities, including Watsonville, Pajaro, Freedom, Interlaken, Las Lomas, Amesti, and the unincorporated canyon areas up toward Bonny Doon. If you are in any of these spots and dealing with a CGI quartz, cabinet, or glass failure, give us a call. We also handle CGI service in Pasatiempo and CGI service in Morgan Hill for clients on either side of the coastal range.
Book Your CGI Service in Santa Cruz Today
If your CGI counter, cabinets, or shower enclosure is showing fog-belt wear, call (833) 589-8103. We will come out, look at what is behind the failure, and give you a written quote. Free estimates, fixed pricing, and the work done by one accountable team.
Written by Glen Sorrento, Owner at Seaside Contractors, serving Santa Cruz and the Central Coast with full-scope general contracting, including CGI service in Capitola.