Gregory S Duncan
Gregory S Duncan's Illinois Professional Engineer stamp
Watermarked specimen
This downloadable Illinois Professional Engineer stamp specimen was generated for Gregory S Duncan from the public license details in this directory listing, including license number 062075676. The preview is watermarked and does not prove that Gregory S Duncan approved or sealed a document.
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Gregory S Duncan is a Professional Engineer licensed to practice in Illinois. The credential is registered under license number 062075676 and is currently active. It has been on record since 2023. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.