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
Fast, Reliable General Contractor Across Santa Clara
Hiring a general contractor in Santa Clara typically costs between $14,000 and $220,000 depending on scope, with kitchens starting around $14,000 and full ADU builds reaching $220,000. As a full-scope residential contractor, we handle everything from single-room remodels to detached structures, pulling the right permits and coordinating every trade under one contract. Santa Clara’s housing stock presents specific challenges: 1950s slab foundations, orchard-era clay soils, and county-level permitting on acreage properties near the hills. If you’re planning work in the 95051, 95052, 95053, or 95054 ZIP codes, call (866) 472-1908 for a free estimate from a contractor who knows this city’s ground conditions and building codes.
We respond to Santa Clara homeowners within one business day for most estimate requests. Our team knows the difference between a ranch home off El Camino and a larger parcel north of Highway 101 where well and septic setbacks change the entire scope. That local knowledge saves you money before the first shovel hits dirt.
Why San Bruno Construction Is Santa Clara’s Preferred General Contractor Company
Santa Clara homeowners hire us because we coordinate every trade and material decision without handing them a spreadsheet of subcontractor phone numbers. Noel Carvalho built San Bruno Construction around a simple idea: one accountable contractor from first conversation to final walkthrough. When you’re remodeling a kitchen off Homestead Road or adding square footage near the Old Quad, the last thing you want is to chase plumbers, electricians, and inspectors yourself. We handle that coordination.
Our Santa Clara clients consistently mention two things in post-project reviews: clear communication and zero finger-pointing when issues surface. That second part matters because Santa Clara throws real curveballs during excavation. Buried orchard irrigation lines, old tree stumps under slab foundations, and county permit requirements on larger parcels are not hypotheticals here. Our crew has seen them on acreage builds off El Camino. We warn homeowners about these risks before quoting, not after demo starts.
Response time to Santa Clara: estimate calls returned same business day, on-site assessments typically scheduled within 48 hours. You get one point of contact, a written scope, and a materials list tied to real brands you can research before signing anything.
Styles & brands we work with







Remodeling Contractor in Santa Clara
A remodeling contractor in Santa Clara handles interior and exterior renovation projects that range from a $14,000 kitchen refresh to a $130,000 home addition. Unlike a specialty trade that installs cabinets or pours concrete and leaves, a remodeling contractor manages the whole sequence: demolition, rough-in, inspections, finishes, and site clean-up. In Santa Clara, this role matters more because the work often uncovers conditions hidden since the orchard days.
Interior Remodel Coordination
Kitchen remodels in Santa Clara run $14,000 to $45,000 depending on footprint and material grades. Bathrooms come in at $9,000 to $28,000. We pull cabinet, countertop, plumbing fixture, and flooring selections from a curated brand lineup so choices are yours, not whatever our crew prefers. KraftMaid and Wellborn cabinets, Cambria and Caesarstone counters, Kohler and Toto fixtures are all available.
Exterior and Structural Work
Roof replacement in Santa Clara runs $8,000 to $20,000, while paver patios fall between $3,500 and $11,000. Winter rains in this climate mean roofing and drainage sequencing gets locked into the calendar early. We plan concrete pours and paver installs around dry-season cure windows, and we know when a roof tear-off is safe versus when it risks water intrusion during a wet week.
Licensed General Contractor in Santa Clara
A licensed general contractor in Santa Clara carries the responsibility for pulling permits, scheduling inspections, and ensuring every trade on site meets California building code. On acreage properties in Santa Clara, this extends to county-level permitting, septic and well setback compliance, and grading plans that account for seasonal clay movement. We coordinate licensed specialty trades for plumbing, electrical, and structural work; we do not quietly subcontract without your knowledge. Every trade on your job is licensed and insured for its scope.
Permit and Setback Management
Detached ADU construction in Santa Clara runs $90,000 to $220,000. Before we quote, we verify parcel zoning, county permit requirements, and septic or well distances that dictate where a structure can sit. Missing a setback pushes a build back months and adds engineering fees. We flag these constraints in the initial walkthrough, not midway through foundation work.
Foundation and Drainage Design
Home additions in Santa Clara run $45,000 to $130,000. The price shifts based on what we find at grade. Many 1950s slabs sit on shallow clay that expands in winter and settles in summer. We design foundations and drainage for that reality, which is different from building on the sandier soils you see in neighboring cities.
Trusted Brands We Service in Santa Clara
We install and service windows and door systems from CWS and ES Windows, both of which hold up well in Santa Clara’s dry summers and wet winters. For exterior envelope work, ECO Window Systems and Mr-Glass provide solid mid-range options for ranch homes that still carry original single-pane units. Because we maintain direct relationships with these brands and over 50 others across every major renovation category, Santa Clara homeowners get faster material lead times and real warranty support. No “whatever the supplier has in stock” substitutions. You pick the product; we order what you selected.
See the difference
Before
After
Before
After
Before
AfterCommon General Contractor Problems We See in Santa Clara Homes
- Orchard-era soil surprises: Santa Clara’s clay soils sit under most 1950s ranch homes, and excavation for additions or ADUs frequently uncovers buried irrigation lines or rotted tree stumps from the Valley’s fruit orchard days. These discoveries trigger change orders for soil remediation and utility re-routes that a generic contractor misses at scoping.
- County permitting on acreage parcels: Homes on larger lots or unincorporated land near Santa Clara follow county rules, not city rules, especially for septic and well setbacks. Underestimating those timelines stalls projects for weeks.
- Flat and low-pitch roof failures: Original roofs on 1950s to 1970s Santa Clara homes are often flat or low-slope, which means seam leaks during winter rain. We see these most in neighborhoods off El Camino and near the Old Quad.
- Cast iron and galvanized plumbing: Many Santa Clara homes still run original galvanized supply lines and cast iron drains. A kitchen or bathroom remodel reveals pipe condition quickly, and re-plumbing while walls are open is far cheaper than chasing leaks later.
Pricing for General Contractor in Santa Clara, CA
Santa Clara pricing follows the scope of the project, but the ranges below cover what most homeowners pay. Kitchen remodels run $14,000 to $45,000, bathrooms $9,000 to $28,000, and garage conversions $30,000 to $80,000. Full home additions climb to $130,000, and detached ADUs start at $90,000. The factors that move you within a range: current foundation condition, whether we’re working on a slab or a raised stem wall, material selections, and whether county permits are needed. We provide written line-item quotes before any work starts, and the price does not change unless we find something during excavation that changes the scope. Every estimate is free. Call (866) 472-1908 and we’ll schedule a walkthrough.
| Project Type | Santa Clara Price Range |
|---|---|
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
We Also Serve Cities Near Santa Clara
Our team works throughout Santa Clara County, including Santa Clara proper and the surrounding communities. We regularly take on projects in Sunnyvale, Buena Vista, Campbell, and Cupertino. The same General Contractor team that handles full renovations handles these neighboring cities too, with the same brand access and the same local coordination.
Serving Santa Clara, CA — Our Local Coverage Area
We’re based in the Santa Clara 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 General Contractor in Santa Clara
County permits are required for any structural addition on unincorporated land in Santa Clara, and county review timelines run longer than city reviews, often by two to four weeks for plan checks. Septic and well setback verification is required before the county issues a building permit for any structure with plumbing. We handle the permit package, the county submittals, and the follow-up inspections so you don’t sit on hold with the planning department. Call (866) 472-1908 if you’re unsure whether your parcel is city or county jurisdiction.
We survey the parcel, locate the existing septic tank, leach field, and well head, and then position the ADU foundation to meet Santa Clara county setback minimums before any drawings are finalized. If the existing septic system cannot support additional occupancy, we scope a new or expanded system into the total budget. This step happens during our estimating process, not after excavation.
Expect clay soil that expands in winter and settles in summer, plus the possibility of buried orchard irrigation pipes and old tree stumps from Santa Clara’s fruit-growing past. We saw this firsthand on an acreage property off El Camino where our crew scoped a detached ADU and shop; during rough-in we hit a buried orchard line and a stump, which forced a change order for soil remediation and utility re-routing. We now include a soil and site assessment in every Santa Clara excavation estimate so those costs are visible early, not sprung on you later.
Winter rain in Santa Clara can shift concrete and paver schedules by days or weeks because wet clay holds water and doesn’t cure properly. We schedule outdoor flatwork for dry months and sequence roof work ahead of heavy rain windows. If a project straddles the rainy season, we set expectations about delays before you sign the contract.
Yes, we handle garage conversions to ADUs in Santa Clara, and these projects typically require city or county building permits, a zoning review, and possibly a separate electrical and plumbing permit. A garage conversion in Santa Clara runs $30,000 to $80,000 depending on whether we’re reinforcing the slab, adding a bathroom, or upgrading the electrical panel. We coordinate the full permit package and schedule inspections through final approval.
Planning a remodel, addition, or ADU in Santa Clara? Call (866) 472-1908 to schedule your free estimate with San Bruno Construction. We’ll walk your property, check for those orchard-era surprises, and give you a written scope and line-item price before you commit to anything.
Written by Noel Carvalho, Owner at San Bruno Construction, serving Santa Clara and the surrounding Bay Area with full-scope residential contracting, remodeling, and prefab ADU builds.