About Our Company

    CENTURY 21 Cornerstone is a member of the Select Group of Real Estate Companies with offices throughout Northern California and Northern Nevada. Our company has consistently grown by adhering to a simple commitment: we always put the interests of our clients first. Our growth and success is a reflection of the competent, caring and dedicated group of people that stand ready, willing and able to help you realize your real estate goals. Buying and selling real estate is a process; it can be a complex and stressful one. At CENTURY 21 Cornerstone, we act as an ally and as a resource for our clients, finding a balance that will work for them. From assessing the unique needs, wants and specific goals of our clients, to providing them with the information they need, to negotiation of the contract and guiding them through the complexities of the disclosure and inspection processes, to a successful close of escrow, our job is to make the experience as pleasant, enjoyable and stress free as possible. Contact us today!

    Meet Our Team

    Bob De Renzo

    CalDRE #02008921

    CENTURY 21 Cornerstone Realty


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    Local Insights from CENTURY 21 Cornerstone Realty

    Our Offices

    LOP Office

    10063 Combie Road

    Auburn, CA 95602


    Grass Valley Office

    901 La Barr Meadows Road, #A

    Grass Valley, CA 95949


    Nevada City Office

    101 Boulder Street

    Nevada City, CA 95959


    Penn Valley Office

    11360 Pleasant Valley Road, Suite A

    Penn Valley, CA 95946


    The CENTURY 21 Cornerstone Realty App

    Download the CENTURY 21 Cornerstone Realty app to take your search on the go and access your saved homes and searches from anywhere. Try it for free and get notifications directly on your phone about new homes on the market!


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