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Mon–Fri, 8 AM–5 PM1777 Hamilton Ave, San Jose

ADUs & garage conversions · Completed project

Garage Conversion into a Bedroom Suite with a Walk-In Shower

A garage converted into a private bedroom suite with its own bathroom and entrance: marble-look tile shower, two closets and fresh stucco outside.

Project
Garage conversion
Layout
Bedroom suite with bathroom
Highlights
Marble-look shower, sliding glass
Service area
San Jose Bay Area

Project overview

About this project

This garage was converted into a self-contained bedroom suite with a full bathroom and its own exterior door, giving the household a private space for family, guests or a tenant.

The bathroom has a walk-in shower with large marble-look wall tile, a mosaic niche, a pebble-style shower floor, a matte black hand shower and a sliding frameless glass door. A dark gray shaker vanity with a white top keeps the palette simple.

The bedroom has wood-look plank flooring, recessed lights and two closets: a sliding-door closet and a walk-in closet. Outside, the structure got new gray stucco, new windows and a craftsman-style entry door with a ramp.

Walk-in shower

Marble-look tile, mosaic niche and a sliding glass door.

Two closets

Sliding-door closet plus a walk-in closet.

Private entry

Craftsman-style door with a ramp to the suite.

New exterior

Gray stucco and new windows on every side.

Project photos

Photo tour: 11 photos

Photos of the finished work. Tap any photo to view it full screen, then swipe or use the arrow keys.

Scope of work

What we built

Everything Quartz Construction & Remodeling handled on this project, grouped by part of the job.

Conversion

  • Garage converted to a bedroom suite
  • New windows and entry door
  • Insulation and drywall
  • Recessed lighting

How we work

How a project like this comes together

The same five steps run every Quartz job, from the first visit to the final walkthrough. One team designs, permits and builds it.

  1. Site visit and feasibility

    We look at the lot or garage, utilities, access and setbacks, and talk through how you plan to use the unit.

  2. Design and plans

    Floor plan, kitchen and bath layout, and finishes are drawn up and prepared for the city.

  3. Permits

    We prepare and submit the permit package and coordinate plan check with the city or county.

  4. Construction

    Foundation or slab work, framing, utilities, insulation, drywall, then kitchen, bath and finishes.

  5. Final inspection and walkthrough

    The unit passes final inspection and we walk it with you before handing over the keys.

Questions & answers

ADUs & garage conversions: common questions

Planning something similar? These are the questions homeowners ask us most. Anything else, just call.

(650) 749-7436
Do you handle ADU permits?

Yes. As your general contractor we prepare the permit package, submit it to the city or county and coordinate inspections through final sign-off.

Can a detached garage be converted into an ADU?

Often, yes. It depends on the structure, the slab, setbacks and utilities. We check those on a site visit before any design work.

What does an ADU need inside?

A legal ADU needs its own kitchen, a full bathroom, a sleeping area and a separate entrance. Heating and cooling, laundry and storage are planned into the layout.

Can I rent out an ADU?

In California, ADUs are commonly used as rentals or for family. Local rules on rental terms vary by city, so check your city's ADU rules for your lot.

Do you work in my city?

Our office is in San Jose and we build across Santa Clara, San Mateo, Alameda and Contra Costa counties. Call us to confirm your address.

Client reviews

What our clients say on Google

4.970 Google reviews · read them all

We had an amazing experience with Quartz Construction for our garage conversion ADU. The entire process was smooth and stress-free—they made everything incredibly easy for us from start to finish. Our project manager, Ohad, was fantastic to work with. He was always available, professional, and made sure everything ran smoothly. On top of that, they also completed a full backyard renovation, and the results exceeded our expectations. The quality of work and attention to detail were outstanding. Highly recommend them to anyone looking for a reliable and professional construction company!

Tomer M. Google review

We hired Ohad and his crew for a home addition, and they did a fantastic job. The new area feels like it’s always been part of the house. Great craftsmanship and smooth process.

Ted M. Google review

Working with Ohad on our full home remodel was an incredible experience. He helped us through every decision and made sure everything turned out exactly how we envisioned. The team was easy to communicate with and super detail-focused. We still can’t believe how beautiful our home looks!

Joy R. Google review

From our blog

Helpful reading before you start

Guides on permits, materials and planning, written by the team that builds these projects.

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    Garage Conversion into a Bedroom Suite with a Walk-In Shower — Bay Area Cities We Serve

    Quartz Construction & Remodeling serves homeowners across the greater San Francisco Bay Area. Licensed CSLB Contractor #1003436 | BBB A+ Rated | 4.9⭐ (65+ Reviews)

    San Jose, CAMountain View, CAPalo Alto, CALos Gatos, CASaratoga, CACupertino, CASanta Clara, CASunnyvale, CACampbell, CAMilpitas, CAFremont, CASan Mateo, CARedwood City, CABelmont, CASan Carlos, CAFoster City, CAMenlo Park, CAPalo Alto, CALos Altos, CADanville, CAWalnut Creek, CAConcord, CAPleasant Hill, CALafayette, CAOrinda, CAMoraga, CAAlamo, CABlackhawk, CASan Ramon, CADublin, CAPleasanton, CALivermore, CACastro Valley, CAHayward, CAAlameda, CASan Leandro, CANewark, CAUnion City, CAStanford, CA
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