Duco Engineering

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14175 Telephone Ave
Chino, CA 91710

Duco Engineering Inc., established in 1973 and located in Chino, California, is a specialized geotechnical engineering firm that has successfully managed over 12,000 projects. Their expertise spans a wide range, from single-family residences to large hillside developments, utilizing their deep understanding of diverse soil conditions to deliver reliable engineering judgments and recommendations.

Offering services such as soils investigations, lab testing, infiltration analysis, and engineering reviews, Duco Engineering is dedicated to providing thorough and accurate assessments for any project scope. Their commitment to prompt and courteous service reflects their small business ethos, ensuring clients receive consistent support throughout the engineering process.

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Reviews

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3.52 reviews
Maureen M.
10/17/2024

I would like to thank Duco Engineering and the owner, James Colette for a job well done. James is a talented and communicative engineer. He explained in detail what had to be done and the steps to...

Travis P.
4/24/2025

Way over priced. Quote one price and send a way higher invoice. $18,000. For 3 holes and 2 hours worth of work.

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