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

Commercial General Contractor in Fremont, CA

Fremont's advanced manufacturing and Warm Springs innovation district drive industrial and office construction at serious scale. We take on tenant improvements and industrial work in Fremont and the southern East Bay.

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

A Local Contractor, Actually Local

Why Fremont Businesses and Homeowners Call Us

We're a family-owned general contractor headquartered in Manteca — close enough to Fremont 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 Fremont 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 Fremont
  • 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 Fremont, CA on Google, Yelp, Thumbtack, and Angi

Planning a project in Fremont?

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 Fremont

Do you charge extra to work in Fremont?+

No. Fremont 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 Fremont.

Do you handle permits with the City of Fremont?+

Yes. We prepare drawings, submit to the Fremont 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 Fremont?+

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.