ADU & Room Addition Campbell CA
Local design-and-build experts serving Campbell homeowners. ADUs, room additions, kitchen and bathroom remodeling, all under one roof.
Local Expertise. Premium Craftsmanship. Built for Campbell.
San Jose ADU & Room Addition is the local contractor of choice for ADU & Room Addition Campbell CA homeowners. Whether you live in a classic ranch in Cambrian Park, a downtown Campbell bungalow off Campbell Avenue, or a custom home in White Oaks, we design and build the extra space your family needs.
Every ADU & Room Addition Campbell CA project we take on includes design, City of Campbell permits, structural work, and finish carpentry. We also remodel kitchens and bathrooms in the same scope, so your entire home updates together with one contract, one schedule, and one accountable team.
Full-Service ADU, Room Addition, Kitchen and Bathroom Remodeling
Our four core services for Campbell homeowners are ADU construction, room additions, kitchen remodeling, and bathroom remodeling. We also handle whole-home renovations and outdoor builds when they pair with the main project.
ADU Construction
Detached ADUs, attached units, garage conversions, and JADUs. Full-service work from feasibility and design to permits, construction, and final inspection. Built for rental income, family, or both.
Room Addition
Single-story bump-outs, second-story additions, primary suite expansions, and family room extensions. Seamlessly integrated with your existing home's architecture and systems.
Kitchen Remodeling
Open-concept layouts, custom cabinetry, quartz and natural stone counters, designer islands, and professional-grade appliances. We handle structural changes, electrical, plumbing, and finish work end-to-end.
Bathroom Remodeling
Walk-in showers, freestanding tubs, double vanities, heated floors, and custom tile. From a single guest bath refresh to a full luxury primary spa, we deliver bathrooms built to last.
Home Renovation
Whole-house renovations including foundation, framing, electrical, plumbing, HVAC, insulation, windows, doors, and finishes. We modernize older homes and bring them up to current code.
Deck & Patio Construction
Custom decks, covered patios, outdoor kitchens, pergolas, and exterior living spaces. Designed to extend your home's footprint and entertaining capacity year-round.
Serving Every Campbell Neighborhood
We serve every Campbell neighborhood, from homes off Hamilton Avenue and Campbell Avenue to streets along the Los Gatos Creek Trail and the San Tomas Expressway corridor.
Not sure if we cover your street? Give us a quick call at (650) 900-8598. We almost certainly do.
Campbell Neighborhoods We Serve
A few of the Campbell areas where we have recently completed projects:
The Difference Is in the Details
Building in Campbell means working with a contractor who understands the local market, the local permits, and the local expectations for finish quality. Here is what sets San Jose ADU & Room Addition apart.
Local Permit Expertise
We know Campbell's building department, plan-check workflow, and zoning quirks. Permits move faster because we submit complete, code-correct drawings the first time.
One Accountable Team
No subcontractor finger-pointing. Project managers, carpenters, plumbers, and electricians, all coordinated by us. One point of contact from kickoff to final walkthrough.
Fixed Quotes, No Surprises
You get a detailed, line-item proposal before signing anything. Change orders only happen when you request them, and they are priced transparently in writing.
Premium Finish Quality
Tight reveals, clean tile work, plumb walls, even paint. The finish work is what Campbell homeowners notice, and what makes a remodel hold up for the next 20 years.
Clean Job Sites
Floor protection, daily cleanup, dust containment, and a locked, organized site every evening. Many of our Campbell clients continue to live in their homes during construction.
Real Warranty Backing
Our workmanship warranty is written, transferable on resale, and we stand behind it. If something needs attention after we finish, we come back.
What Campbell Homeowners Say About Us
Real reviews from real Campbell clients, neighbors of yours who have lived through the project and would do it with us again.
"We have a 1940s bungalow a few blocks off Campbell Avenue and wanted to remodel the kitchen without losing the character. The team kept the original oak floors, opened the wall to the dining room, and put in a quartz island. Locals stop by just to comment on it."
"Our kids were growing up fast and we needed a 4th bedroom. Instead of moving, we added a room and expanded the family room. Pricing was fair, the project manager kept us informed every step, and there was zero damage to the rest of the house. We could not be happier."
"Built a detached ADU in our backyard for rental income. They handled everything: permit, foundation, framing, and finish work. Tenant moved in two weeks after final inspection. Already paying down the construction loan."
Common Questions From Campbell Homeowners
If you do not see your question here, call or message us. We will answer it straight.
Do you take projects in downtown Campbell and along Campbell Avenue?
How much does a typical Campbell kitchen remodel cost?
Can you build an ADU on a small Campbell lot?
Do you handle the City of Campbell permits and inspections?
How disruptive is a remodel for families living near local schools?
Ready to Start Your Campbell Project?
Get a free, no-obligation estimate from San Jose ADU & Room Addition, a local team that knows Campbell inside and out. Most quotes scheduled within 48 hours.
📞 (650) 900-8598Request Free Estimate Online