Location: Twain Harte, CA

About Us

About Cornerstone Construction

Outstanding Remodeling and Construction Service.

Cornerstone Construction is a company that’s committed to providing you with amazing work, whether you need a remodel, or are building a home from the ground up. Our experts have over 18 years of experience in the industry and offer excellent customer service, fair prices, and quality construction.


We handle every single aspect of the project, which means that you don’t have to worry about trying to find multiple companies for one job. We take pride in the work we do, and that shows in every job, no matter how big or small. If you’d like to learn more, then consider giving us a call. Get your free estimate today.

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Areas We Service

At Cornerstone Construction, we're proud to extend our services to the following areas:

  • Cedar Springs, CA
  • Chinese Camp, CA
  • Cold Springs, CA
  • Columbia, CA
  • Dardanelle, CA
  • East Sonora, CA
  • Groveland, CA
  • Jamestown, CA
  • Long Barn, CA
  • Mi-Wuk Village, CA
  • Pinecrest, CA
  • Phoenix Lake, CA
  • Sierra Village, CA
  • Sonora, CA
  • Soulsbyville, CA
  • Strawberry, CA
  • Tuolumne, CA
  • Tuttletown, CA
  • Twain Harte, CA

Contact us today to bring your vision to life in these beautiful communities.

(209) 352-3354

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Request For A Quote

No matter the scope or scale of your project, Cornerstone Construction is committed to exceeding your expectations and bringing your vision to life.

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