Mitchell Engineering is a renowned contractor in the underground engineering industry in Northern California, with a successful track record of over 20 years. Our multidisciplinary team has expertise in planning, designing, and executing complex tunnel projects, showcasing our unparalleled skills in various aspects of tunneling for critical infrastructure.

Whether it’s soft or hard ground environments, our in-depth understanding of site-specific ground conditions enables us to provide practical and feasible solutions, bridging the gap between theory and on-site reality.

Our tunnel projects have significantly improved connectivity, resilience, and sustainability for our clients. Notable clients for our projects include the Yuba County Water District, City of San Francisco, Sacramento Regional County Sanitation District, and PG&E.

Visit some of these projects to the right.