JD
John D Duffy
Pismo Beach, CA
Professional Engineer
Verified Active
About
John D Duffy holds a Professional Engineer license in California. The credential is registered under license number EG 2368 and is currently active. It has been on record since 2005. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.
License Verification
License #
EG 2368
Status
Active
State
CA
Expires
Feb 28, 2026
Board
California Board for Professional Engineers, Land Surveyors, and Geologists