Square Three Inc
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SQUARE THREE INC

CSLB Lic#1075734

Your complete solution for Design Build Construction

About Us

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.

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Our Services

 

Square Three Inc. offers a comprehensive range of design–build and consulting services that cover every phase of the construction lifecycle.
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Our Philosophy


At Square Three Inc., we believe in building with purpose and responsibility. Our philosophy blends innovative design thinking with sustainable practices, creating spaces that serve today’s needs while safeguarding resources for tomorrow. We are committed to delivering value-driven, transparent, and scalable construction solutions — turning every concept into reality with precision and integrity.

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ACQUISTION CONSULTING

Our Acquisition Consulting service covers the entire project lifecycle — from identifying opportunities to closing deals with confidence. We help clients make informed investment decisions by combining technical insight, financial modeling, and risk management.

Our Expertise Includes:

  • Sourcing and Evaluation: Identifying high-potential projects aligned with your goals.

  • Bidding & Contracting: Supporting initial bids, negotiations, and contracting strategies.

  • Due Diligence: Conducting thorough reviews before contingency removal and closing.

  • Concept Design & Proforma: Aligning design vision with financial feasibility.

  • Risk Analysis & Mitigation: Detecting and eliminating poor-performing projects early to save time and money.

  • Stakeholder Coordination: Facilitating early input from city/county officials, design teams, construction managers, and sales/marketing teams to ensure smooth approvals.

Value Add:

We help you de-risk acquisitions, optimize returns, and fast-track decision-making, ensuring every project begins on a foundation of clarity and confidence.


DESIGN CONSULTING

Square Three Inc. offers end-to-end design lifecycle consulting and permit processing services — guiding your project from the first concept sketch through Ready-to-Issue (RTI) permits. Our team integrates design vision with cost control, ensuring each step aligns with your financial and construction goals.

Our Expertise Includes:

  • Concept & Entitlement Design: Developing early-stage designs that align with project proformas and owner objectives.

  • Design Development (DD) & Construction Documents (CD): Preparing complete technical drawings for approvals and execution.

  • Neighborhood & Authority Outreach: Coordinating with City, County, and Council representatives to accelerate permit approvals.

  • Permit Processing: Managing submissions and tracking progress till RTI, with full support for pulling permits.

  • Project Coordination: Managing multiple disciplines and stakeholders on behalf of the owner for smoother execution.

Value Add:

We ensure your project reaches a stable, cost-conscious design early in the lifecycle, avoiding redesign delays and costly changes — while fast-tracking permit approvals through proactive engagement and thoughtful coordination.



CONSTRUCTION GENERAL CONTRACTOR AND CONSULTING

Square Three Inc. delivers comprehensive construction and project management services through its licensed General Contracting division. We provide strategic pre-construction consulting and full-scale construction execution backed by in-house trade capabilities and modern management tools.

Our Expertise Includes:

  • Pre-Construction Consulting: Value engineering, cost analysis, and proforma management to ensure financial and operational efficiency before breaking ground.

  • General Contracting: Managing construction operations, site logistics, subcontractors, and inspections with precision and accountability.

  • Self-Performed Trades: Reducing cost and improving quality through direct execution of foundation/podium, framing, plumbing, electrical, mechanical, stucco, and siding works.

  • Project Management: Utilizing advanced tools for transparent communication, productivity tracking, and streamlined workflow from start to completion.

Value Add:

Our integrated GC and consulting approach provides complete control, transparency, and cost efficiency, ensuring projects are executed safely, on time, and within budget.


TRADES SUB-CONTRACTING

Square Three Inc. provides comprehensive trade contracting services for building projects from rough-in to finish. Our in-house and partner teams bring deep field experience, high-quality workmanship, and cost efficiency to every phase of construction.

Our Expertise Includes:

  • Structural & Podium Works: Concrete foundations and podium slabs.

  • Framing & Envelope: Precision wood framing, exterior sheathing, and siding.

  • Mechanical, Electrical & Plumbing: Full MEPF coordination and installation.

  • Fire Sprinkler, Drywall & Stucco: Turnkey interior and exterior finishes.

Value Add:
By combining skilled trade execution with disciplined project management, we deliver scalable, high-quality, and competitively priced solutions — ensuring seamless integration with design and general contracting teams for faster, more reliable project delivery.



OUR PAST EXPERIENCE HAS SHAPED OUR FUTURE DECISIONS.


Past Projects Executed By Our Team That Defines Our Expertise

      • Single Family Residences
      • Townhomes
      • Traditional and Modular Construction
      • 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


PROJECT PORTFOLIO

 



Smaller-Scale Developments

Elegant single-family and compact multi-unit homes across prime Bay Area locations:

  • Single-Family Homes – Ground up new construction SFRs.

- San Jose: 2 units
- Sunnyvale: 6 units
- San Carlos: 2 units
- Menlo Park: 2 units
  • Townhomes – Sunnyvale, Mountain View

- Sunnyvale: 8 units
- Mountain View: 6 units
  • 15-Unit Mixed-Use Project – Sunnyvale

  • 27-Unit Residential Project – Fremont

  • 28-Unit Mixed-Use Project – Santa Clara

Medium-Scale Developments

Balanced urban communities integrating modern living with mixed-use design:

  • 44-Unit Mixed-Use Project – Santa Clara

  • 60-Unit Residential Project – Santa Clara

  • 57-Unit Residential Project – Oakland

Large-Scale Developments

High-density mixed-use and residential projects shaping city skylines:

  • 93-Unit Residential Project – Fremont

  • 96-Unit Residential Project – San Jose

  • 101-Unit Mixed-Use Project – San Jose

 

OAKLAND


''57-Unit Residential Development — a modern five-story modular wood-framed structure built over a single-story concrete podium, combining efficient design with contemporary urban living.''

FREMONT


''A 93-Unit Mixed-Use Complex - contemporary four-story wood-framed structure over a concrete podium featuring mechanical parking and retail integration at street level''

READ MOREREAD MORE

SAN JOSE


''96-Unit Multi-Family Housing - A four-story wood-framed residential building over two stories of concrete podium with underground parking, designed for modern city living and efficient land use.''

SANTA CLARA


''44-Unit Mixed-Use Project - A three-story wood-framed development over two levels of concrete podium with underground parking — designed to merge residential comfort with commercial convenience.''

READ MOREREAD MORE

SAN JOSE


''101-Unit Mixed-Use Development - A four-story wood-framed structure over a single-story concrete podium with underground parking, offering a balanced blend of residential and retail spaces.''



Contact Us

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Get in Touch


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  • External link opens in new tab or window408 228 7302
  • External link opens in new tab or windowteam@squarethreeinc.com
  • External link opens in new tab or window1016 South De Anza Blvd, #E106, San Jose CA 95129
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