ADU Construction Service in San Jose, CA
Our dedicated ADU construction service provides end-to-end project management for Accessory Dwelling Unit builds in San Jose. From initial site assessment and architectural design to permit acquisition, construction, and final inspection sign-off, we are your single point of contact throughout the entire process.
This service is closely related to our ADU Building offerings but focuses specifically on the construction execution phase for clients who already have approved plans.
Site Preparation
Grading, utility trenching, and demolition of existing structures if needed.
Foundation & Framing
Concrete slab pouring, stem wall, and structural framing.
MEP Rough-In
Mechanical, electrical, and plumbing rough-in with licensed subcontractors.
Interior Finish
Drywall, flooring, cabinetry, fixtures, and final paint.
ADU Construction Timeline
A typical detached ADU in San Jose takes 6–12 months from permit submission to certificate of occupancy. Our team works efficiently to minimize delays. See our FAQ: How Long Does ADU Construction Take?
Why Work With a Full-Service ADU Contractor?
- Single point of accountability for the entire project
- Coordinated scheduling of all trades (plumber, electrician, framer)
- Permit management with the City of San Jose
- Budget transparency with detailed line-item quotes
- Warranty on workmanship
Learn about permitting: Do I Need a Permit to Build an ADU?
Compare options: Home Addition vs ADU | ADU Cost Guide
One Contractor, One Schedule, One Bill
Self-managing a build means juggling architects, engineers, framers, electricians, plumbers, and inspectors. We take all of that off your plate so you can focus on choosing finishes and watching the build go up.