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 San Bruno
Finding a General Contractor in San Bruno who actually understands what’s behind your walls changes everything. Most San Bruno homes were built between 1940 and 1965, which means the moment we open up a kitchen or bathroom, we’re almost certainly going to find cloth-wrapped wiring, undersized framing, or waterproofing that failed years ago. Millwright Builders prices that reality into the contract from day one. Call (866) 925-0334 to get an honest scope from a contractor who’s worked San Bruno’s specific housing stock.
Why Millwright Builders Is San Bruno’s Preferred General Contractor Company
San Bruno homeowners call us because we treat a remodel as an investigation first, not a demolition party. Noel Castañeda built Millwright Builders around a simple rule: write the allowance into the contract before the wall comes down. That approach matters more in San Bruno than almost anywhere on the Peninsula. In Crestmoor and Rollingwood, we’re working next to post-2010 rebuilds with modern shear walls. In Mills Park, we’re opening up 1950s stucco ranches where the framing has been carrying tile roofs since Eisenhower was president. The scope difference between those two jobs, sometimes on the same block, is enormous.
We carry full general contracting licensure, which means one contract, one point of accountability, and one person you call when a question comes up. Verify our license status anytime, we’d rather you check than assume. Our San Bruno customers consistently point to the same things: we show up when we say we will, we document every surprise with photos, and we never ask you to become the project manager.
Styles & brands we work with







Residential General Contractor in San Bruno
Residential General Contractor in San Bruno work usually starts the same way: a homeowner wants a kitchen remodel, bathroom overhaul, or room addition, and they want to know if the house can handle it. The honest answer requires opening walls, but the smart answer requires pricing for what we might find before we open them. A San Bruno kitchen remodel runs $14,000 – $45,000 depending on layout changes, cabinet grade, and what the walls reveal. A bathroom remodel runs $9,000 – $28,000. A room addition starts around $45,000 and can reach $130,000 for second-story pop-ups on small San Bruno lots.
What Actually Happens When We Open Your Walls
We opened up a 1950s stucco ranch in Mills Park for a kitchen remodel and found cloth-wrapped wiring and undersized 2×4 ceiling framing that had been carrying a heavy tile roof for decades. Our team wrote a change order with photo documentation, added a rough-in allowance for new electrical, and priced the framing upgrade before we touched a single stud. Then we walked the homeowner through the inspection sign-off after the city approved the shear wall and wiring.
Why San Bruno Permits Hit Different
San Bruno runs its own municipal permitting, not San Mateo County’s. That means local inspectors, local code interpretations, and a permit history that varies lot by lot. A Crestmoor rebuild from 2012 has modern seismic detailing on file. The 1954 original across the street does not. We verify what’s on record before we scope, because assuming your neighbor’s upgrade applies to your house is how change orders blow up mid-project.
Hire a General Contractor in San Bruno
When you hire a General Contractor in San Bruno, you’re really hiring someone to manage the unknown. The known parts, cabinets, countertops, tile, are straightforward. The unknown parts, the wiring behind the backsplash, the framing above the ceiling, the waterproofing under the shower pan, are where projects go sideways. We handle that with a pre-inspection, written allowances for realistic discoveries, and a rule that nothing gets approved verbally. Every change order is written, priced, and signed before work proceeds.
The Single-Contractor Advantage
Your renovation shouldn’t require you to become a project manager. One contract covers the structural work, the rough-in, the finishes, the exterior, everything down to the hardscape if the project reaches the backyard. We specify the brand, explain the trade-off, and stand behind the install, whether that’s our own crew or trusted Jerith service in San Bruno. No calling three subs to figure out whose fault the delay is.
What We Actually Do Differently
We write allowances into the contract. Not vague percentages, specific dollar amounts for the likely discoveries: knob-and-tube or cloth wiring, undersized framing, failed sheathing, rotted sill plates. When we find the problem, we price it against the allowance. If it comes in under, you keep the difference. If it comes in over, we stop and get written approval before spending another dollar.
Trusted Brands We Service in San Bruno
Millwright Builders works with 50+ name-brand manufacturers, and we don’t stock builder-grade defaults. For San Bruno roofing, we install GAF, CertainTeed, and Owens Corning shingle lines, each with their own manufacturer warranty coverage. In kitchens and baths, we source Grohe fixtures and premium countertop surfaces including Cambria and Caesarstone. Every product we install, we’ve vetted, not just stocked. For San Bruno homeowners, that means the warranty conversation happens before the install, not after the first call-back.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in San Bruno Homes
- Cloth-wrapped and knob-and-tube wiring in 1940s and 1950s tract homes. San Bruno’s older stock predates modern electrical codes. Opening a wall for any remodel usually triggers a wiring upgrade to meet current San Bruno inspection standards.
- Undersized ceiling and roof framing carrying heavy tile. We regularly find 2×4 rafters and ceiling joists that were never designed for today’s tile roof loads, especially in Mills Park and Park Side ranches.
- Failed waterproofing behind original tub surrounds and shower pans. San Bruno’s damp marine-layer air accelerates rot once moisture gets behind tile. By the time you see the stain, the framing underneath usually needs repair.
- Hillside drainage and foundation movement in Rollingwood and Crestmoor. Steep lots with expansive clay soil put real stress on foundations and retaining walls. A remodel that ignores drainage is scheduling a future structural problem.
Pricing for General Contractor in San Bruno, CA
San Bruno pricing reflects the reality of working on older Peninsula tract housing. The table below shows current market ranges for the projects we handle most often in the area. What moves these numbers: whether we’re reconfiguring load-bearing walls, what the permitting process turns up, and the grade of finishes you choose.
| Project | San Bruno Price Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
These ranges include realistic allowances for the wiring, framing, and waterproofing corrections San Bruno homes typically need. A contractor who quotes the bottom of the range without allowances is either planning to hit you with change orders later or planning to skip the fixes entirely. We don’t do either. Call (866) 925-0334 for a free estimate with the allowance structure written in plain language.
We Also Serve Cities Near San Bruno
Millwright Builders is based in South San Francisco and works across the northern Peninsula. We regularly take on projects in San Bruno, Millbrae, South San Francisco, Pacifica, and Brisbane. If you’re on the border of any of these, give us a call and we’ll confirm coverage for your address.
Serving San Bruno, CA — Our Local Coverage Area
We’re based in the San Bruno 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 San Bruno
We write a rough-in allowance into the contract before demolition starts, typically sized for the likely discoveries in your home’s era and neighborhood. When we find cloth-wrapped wiring or undersized framing, we document it with photos, price the correction against the allowance, and get written approval before proceeding. If we don’t find the problem, the allowance comes back to you. Call (866) 925-0334 to discuss what a realistic allowance looks like for your house.
Most remodels in San Bruno trigger electrical, structural, and sometimes seismic upgrades once walls are open or load paths change. We pull permits through San Bruno’s municipal building department, manage the inspection schedule, and walk you through every sign-off. You never have to chase an inspector or interpret a correction notice on your own.
A fixed-price bid on a 1950s San Bruno home assumes the contractor will eat the cost of hidden problems or hide them. We price the known scope fixed and the unknown scope through documented allowances. Every change order is written, priced, and signed before work resumes. That is the only honest way to bid older Peninsula stock.
We walk the punch list with you before final inspection, item by item, and fix everything on it before we ask you to sign off. Then we coordinate the final inspection with San Bruno’s building department and stay present for it. You get the sign-off paperwork, not a voicemail.
In Crestmoor, the 2010 PG&E pipeline explosion created a patchwork where rebuilt homes on modern foundations sit directly across from original 1950s tract houses. A general contractor must verify each lot’s permit history and seismic assumptions before scoping any remodel. What’s standard on one side of the street can be a full upgrade on the other. We pull the property records first, always. Call (866) 925-0334 and we’ll check your lot’s history before you commit to a single design decision.
Written by Noel Castañeda, Owner at Millwright Builders, serving San Bruno and the northern Peninsula from South San Francisco.