Robert L Zumbahlen
Robert L Zumbahlen's Illinois Professional Engineer stamp
Watermarked specimen
This downloadable Illinois Professional Engineer stamp specimen was generated for Robert L Zumbahlen from the public license details in this directory listing, including license number 061021955. The preview is watermarked and does not prove that Robert L Zumbahlen approved or sealed a document.
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Robert L Zumbahlen holds a Professional Engineer license in Illinois. The credential is registered under license number 061021955 and is currently active. It has been on record since 1989. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.