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Sarmento Bros. Construction Inc. logo — Commercial Construction, Tenant Improvements, ADU, Design-Build

Commercial General Contractor in San Leandro, CA

San Leandro's manufacturing legacy is turning into a modern industrial and maker economy along the 880 corridor. We handle warehouse improvements, office build-outs inside industrial space, and commercial remodels throughout the city.

CSLB #1130548 · Licensed, Bonded & Insured · Serving San Leandro from Manteca, CA

A Local Contractor, Actually Local

Why San Leandro Businesses and Homeowners Call Us

We're a family-owned general contractor headquartered in Manteca — close enough to San Leandro that our crews are on your site without travel-day pricing, and local enough that our reputation in Alameda County is worth more to us than any single job.

Every San Leandro project runs under CSLB #1130548 with full general liability and workers' comp coverage, permits pulled with the city, and a written schedule you can hold us to. That's the arrangement on every job, at every size.

  • Free on-site estimates in San Leandro
  • Permits handled with the city
  • 5.0★ rated across four platforms
  • 24/7 commercial emergency response
Sarmento Bros. Construction — 5.0 star rated contractor serving San Leandro, CA on Google, Yelp, Thumbtack, and Angi

Planning a project in San Leandro?

Tell us what you're working on. We'll walk the space, talk through options honestly, and give you a real number — free.

Request a Free Estimate

Common Questions

Working With Us in San Leandro

Do you charge extra to work in San Leandro?+

No. San Leandro is inside our standard service area — we're based in Manteca and run projects throughout Alameda County, so there are no travel charges or minimums specific to San Leandro.

Do you handle permits with the City of San Leandro?+

Yes. We prepare drawings, submit to the San Leandro building department, respond to plan-check corrections, and schedule inspections. Permit handling is included in how we run every job, not an add-on.

What kinds of projects do you take on in San Leandro?+

Commercial tenant improvements, office and retail build-outs, restaurant construction, and commercial remodels — plus ADUs, kitchen and bathroom remodeling, and custom homes. If you're not sure your project fits, call 209-637-7379 and ask; the conversation is free.