Michael Shawn Callahan
Michael Shawn Callahan's California Chemical Engineer stamp
Watermarked specimen
This downloadable California Chemical Engineer stamp specimen was generated for Michael Shawn Callahan from the public license details in this directory listing, including license number 4186. The preview is watermarked and does not prove that Michael Shawn Callahan approved or sealed a document.
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Michael Shawn Callahan is a licensed Chemical Engineer in California. The credential is registered under license number 4186 and is currently active. It has been on record since 1984. Licensure is issued and verifiable through the California Board for Professional Engineers, Land Surveyors, and Geologists.