Robert Gregory Bonar
Robert Gregory Bonar's Illinois Professional Engineer stamp
Watermarked specimen
This downloadable Illinois Professional Engineer stamp specimen was generated for Robert Gregory Bonar from the public license details in this directory listing, including license number 062077335. The preview is watermarked and does not prove that Robert Gregory Bonar approved or sealed a document.
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Robert Gregory Bonar is a licensed Professional Engineer in Illinois. The credential is registered under license number 062077335 and is currently active. It has been on record since 2025. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.