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William James O'brien

Glen Ellyn, IL Professional Engineer
Verified Active

About

William James O'brien holds a Professional Engineer license in Illinois. The credential is registered under license number 061042205 and is currently active. It has been on record since 2023. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.

License Verification

License # 061042205
Status Active
State IL
Board Illinois Department of Financial and Professional Regulation - Design Professionals