Square Three Inc. (CSLB Lic#1075734) is a San Jose, California based design-build construction firm offering end-to-end project delivery — from acquisition and design consulting to full-scale general contracting and trade execution.


With decades of combined experience in residential and mixed-use development, our team provides integrated solutions that balance design innovation, cost efficiency, and timely delivery. We bring together architects, engineers, and builders under one roof to streamline coordination and reduce project risks.


OUR PAST EXPERIENCE HAS SHAPED OUR FUTURE DECISIONS.


Past Projects Executed By Our Team That Defines Our Expertise

      • Type V wood framing over concrete 1 or 2 levels of Podium
      • Type IIIA 6 story wood framed building over Podium
      • Underground and over ground Concrete Podium
      • Traditional and Modular Construction
      • Townhomes
      • Single Family Residences