Gregory Duncan Black
Gregory Duncan Black's Colorado Professional Engineer stamp
Watermarked specimen
This downloadable Colorado Professional Engineer stamp specimen was generated for Gregory Duncan Black from the public license details in this directory listing, including license number 13946. The preview is watermarked and does not prove that Gregory Duncan Black approved or sealed a document.
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Gregory Duncan Black holds a Professional Engineer license in Colorado. The credential is registered under license number 13946 and is currently active. It has been on record since 1976. Licensure is issued and verifiable through the Colorado State Board of Licensure for Architects, Professional Engineers, and Professional Land Surveyors.