James Michael Mattern
James Michael Mattern's Colorado Professional Engineer stamp
Watermarked specimen
This downloadable Colorado Professional Engineer stamp specimen was generated for James Michael Mattern from the public license details in this directory listing, including license number 20537. The preview is watermarked and does not prove that James Michael Mattern approved or sealed a document.
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James Michael Mattern is a Professional Engineer licensed to practice in Colorado. The credential is registered under license number 20537 and is currently active. It has been on record since 1983. Licensure is issued and verifiable through the Colorado State Board of Licensure for Architects, Professional Engineers, and Professional Land Surveyors.