John D Diffenderfer
John D Diffenderfer's California Architect stamp
Watermarked specimen
This downloadable California Architect stamp specimen was generated for John D Diffenderfer from the public license details in this directory listing, including license number C 25840. The preview is watermarked and does not prove that John D Diffenderfer approved or sealed a document.
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John D Diffenderfer holds a Architect license in California. The credential is registered under license number C 25840 and is currently active. It has been on record since 1995. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.