David Casillas
David Casillas's Illinois Professional Engineer stamp
Watermarked specimen
This downloadable Illinois Professional Engineer stamp specimen was generated for David Casillas from the public license details in this directory listing, including license number 061040292. The preview is watermarked and does not prove that David Casillas approved or sealed a document.
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David Casillas holds a Professional Engineer license in Illinois. The credential is registered under license number 061040292 and is currently active. It has been on record since 2019. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.