Licensed trade — CSLB Class B
Hire a licensed home addition & ADU contractor near you
Whether you're adding a primary suite, bumping out the kitchen, finishing a basement, or building a backyard ADU for rental income or aging parents, a home addition adds real square footage and lasting value to your home. Pros4Us connects you with licensed local home addition contractors (California CSLB Class B) who handle the build end to end — foundation, framing, roof tie-in, and finishes. Post your project, compare verified pros by distance and license class, and agree on price before anyone breaks ground.
- Free to post
- Matched in minutes
- Price agreed up front
Home Additions & ADUs
California CSLB Class B
- Local pros, sorted by distance
- Licensed & vetted profiles
- Agree on the price up front
- Chat & hire in the app
What Home Additions & ADUs pros handle
Detached and attached ADUs, junior ADUs, and garage conversions
Room additions and second-story additions
Primary suite additions and bump-outs
Basement and attic finishing for added living space
Foundation, framing, and roof tie-in to match your existing home
Permitting, plan coordination, and inspection scheduling
Hire a home addition contractor in three steps
Post your job
Describe your project in a few taps — the trade, the phase, and the details. It's posted in minutes.
Get matched
We match you with qualified local pros, sorted by distance. Keep it private to your network, or open it to all pros nearby.
Hire & manage
Chat, compare offers, and hire when you're ready — then track the whole project: phases, jobs, and budgets, all in one place.
Home Additions & ADUs questions, answered
Ready to get it done?
Download Pros4Us, post your first job, and get matched with trusted local pros in minutes.