RY
Richard Yahn
Santa Rosa, CA
Geotechnical Engineer
Verified Active
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About
Richard Yahn is a Geotechnical Engineer licensed to practice in California. The credential is registered under license number 913 and is currently active. It has been on record since 1987. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.
License Verification
License #
913
Status
Active
State
CA
Expires
Mar 31, 2028
Board
California Board for Professional Engineers, Land Surveyors, and Geologists