Henry John Humbarger
Henry John Humbarger's California Civil Engineer stamp
Watermarked specimen
This downloadable California Civil Engineer stamp specimen was generated for Henry John Humbarger from the public license details in this directory listing, including license number 99216. The preview is watermarked and does not prove that Henry John Humbarger approved or sealed a document.
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Henry John Humbarger is a Civil Engineer licensed to practice in California. The credential is registered under license number 99216 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.