Building Homes, ADUs & Additions Across Silicon Valley

Licensed General Building contractor (CSLB #1140588) specializing in new construction, ADUs, remodeling, and earthquake retrofit — serving San Jose and the surrounding Bay Area.

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Why Landmark

  • CSLB Licensed & Insured (#1140588)
  • ADU & BOXABL Authorized Agent
  • EBB-Certified Earthquake Retrofit, up to $10,000 grant
  • Bilingual team — English & 中文

Our Services

From ground-up builds to targeted retrofits, we handle every phase of your project.

New Construction & Addition

  • Renovation and expansion
  • Accessory Dwelling Units (ADU)
  • Skilled in-house construction team
  • BOXABL authorized agent

Earthquake Retrofit

  • EBB certification
  • Experienced retrofit contractors
  • Eligible for up to $10,000 grant
  • We help with EBB grant applications

Home Remodeling

  • Flooring and tile installation
  • Kitchen and bathroom remodels
  • Exterior wall renovation
  • Interior & exterior painting

Recently Completed Projects

A sample of our recent work — browse the full gallery for more.

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CSLB Contractor License Certificate #1140588 CSLB Active License Card #1140588

Licensed & Trusted

Landmark Construction & ADU holds an active California Contractors State License Board license (#1140588, Class B - General Building). We stand behind every project with proper licensing, insurance, and a skilled construction team.