OC
Oliver Ivan Castillo
San Ramon, CA
Civil Engineer
Verified Active
Professional stamp
This is a watermarked specimen. Claim your profile to download the clean, unwatermarked stamp.
Download specimen
About
Oliver Ivan Castillo is a Civil Engineer licensed to practice in California. The credential is registered under license number 98946 and is currently active. It has been on record since 2026. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.
License Verification
License #
98946
Status
Active
State
CA
Expires
Jun 30, 2026
Board
California Board for Professional Engineers, Land Surveyors, and Geologists