License holder summary

CHANG JOHN YAO is a Professional Engineers And Professional Land Surveyors licensed to practice in California. The address on file for CHANG JOHN YAO is 505 ZENITH RIDGE DR DANVILLE CA 94506.

California

Board for Professional Engineers, Land Surveyors, and Geologists

CHANG JOHN YAO
Professional Engineers And Professional Land Surveyors
License number
40577
Date expires
03/31/2017
Class
Professional Engineers And Professional Land Surveyors
Status
Clear
Address
505 ZENITH RIDGE DR DANVILLE CA 94506
californiaengineering.org
ID 11366097
LAST UPDATED 2026-06-04 15:59:52 UTC

This website is unaffiliated with the Board for Professional Engineers, Land Surveyors, and Geologists. Please verify all information directly with the relevant official government authority.

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