Hyungsig Sonn
Professional stamp
This is a watermarked specimen. Claim your profile to download the clean, unwatermarked stamp.
About
Hyungsig Sonn is a Architect licensed to practice in Illinois. The credential is registered under license number 001013305 and is currently active. It has been on record since 1990. Licensure is issued and verifiable through the Illinois Department of Financial and Professional Regulation - Design Professionals.