Alvarez Builders
Custom home at dusk built by Alvarez Builders on 2310 Eighth Street
Bay Area Custom Builder · Since 2020

Homes built with
precision & integrity.

Alvarez Builders crafts high-end custom homes, remodels, additions, and ADUs across the San Francisco Bay Area, managed end to end, finished to the last detail.

Who we are

A single builder,
accountable for everything.

We are a full-service residential construction company. We partner with our clients to bring their visions to life, coordinating every architect, engineer, and specialized trade under one roof.

From ground-up construction to complete renovations and additions, we understand the demands of delivering high-end properties in our unique corner of California. The result is meticulous attention to detail, quality craftsmanship, and a process that respects your time, your budget, and your home.

Licensed, bonded & insuredTransparent, open-book budgetsOne dedicated project team

6+

Years building in the Bay Area

120+

Projects delivered

100%

Licensed, bonded & insured

1065484

CSLB license

Featured · ADUs

Add space, value, and income with a custom ADU.

Accessory Dwelling Units are one of the smartest investments a Bay Area homeowner can make, whether for rental income, multigenerational living, or a dedicated home office. We handle feasibility, design, permitting, and construction, start to finish.

  • Detached, attached & garage conversions
  • Full permitting & code expertise
  • Designed to maximize rental value
  • Fixed-scope, transparent pricing
Landscaped backyard and patio with space for a custom ADU
How we work

A clear process, from first call to final walkthrough

01

Consultation

We start with a free, no-pressure conversation about your goals, site, timeline, and budget.

02

Planning & Estimate

We coordinate design and engineering, then deliver a transparent, line-item estimate and schedule.

03

Permitting

We manage drawings, submittals, and the city approval process so you don't have to.

04

Construction

A dedicated team builds with daily oversight, regular updates, and rigorous quality control.

05

Walkthrough & Warranty

A detailed final walkthrough, a punch list closed to zero, and a workmanship warranty you can rely on.

Selected work

Craftsmanship you can see

Full portfolio
New custom home at dusk on 2310 Eighth Street
Custom Homes
Fully remodeled single-story home in the Bay Area
Remodels
Custom kitchen with island and premium finishes
Custom Homes
Remodeled kitchen with custom cabinetry
Remodels
Indoor-outdoor living with sliding doors to the patio
Custom Homes
Open-plan living room filled with natural light
Custom Homes
What clients say
Alvarez Builders managed every trade flawlessly. The finish quality on our home is exactly what we'd hoped for, and they hit the schedule.
Homeowner · Palo Alto, CA
They turned an awkward backyard into a beautiful, fully permitted ADU that pays for itself. Communication was excellent start to finish.
Homeowner · Fremont, CA
Our whole-home remodel uncovered plenty of surprises behind the walls. Their team solved each one without drama and kept us informed daily.
Homeowner · San Mateo, CA

Let's build something worth keeping.

Tell us about your project and we'll schedule a free, no-obligation consultation.