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At Cornerstone General Contractors, Inc., we honor the relentless dedication of blue-collar craft workers and embrace a pioneering and innovative mindset. Our commitment to excellence is unyielding, it's the driving force that fuels us. Cornerstone celebrates projects that ignite positive change within our communities, and we rise to the occasion, delivering exceptional facilities in challenging environments. We exist to build a legacy that leaves an indelible mark on the world around us.

    Why Cornerstone

    Featured Projects

    Cougar Mountain Middle School
    Cougar Mountain Middle School
    Hilltop Heritage Elementary School
    Hilltop Heritage Elementary School
    Thomas Jefferson High School
    Thomas Jefferson High School
    Lummi Nation Wellness Center
    Lummi Nation Wellness Center
    Northshore Concert Hall at Inglemoor High School
    Northshore Concert Hall at Inglemoor High School
    Van Asselt School
    Van Asselt School

    Cougar Mountain Middle School

    Location: Issaquah, Washington
    Completed: 2021

    Hilltop Heritage Elementary School

    Location: Renton, Washington
    Completed: 2023

    Thomas Jefferson High School

    Location: Auburn, Washington
    Completed: 2021

    Lummi Nation Wellness Center

    Location: Bellingham, Washington
    Completed: 2023

    Northshore Concert Hall at Inglemoor High School

    Location: Kenmore, Washington
    Completed: 2022

    Van Asselt School

    Location: Seattle, Washington
    Completed: 2023

    We craft excellence in our delivery and make lasting impacts to our communities.

    What We Do
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    We are always looking for new team members who are eager to expand their careers in an environment that fosters growth, grit, and excellence. Our culture values accountability and accomplishment. We invest in our team and care like family.

    Join Our Team