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Yi Sun is an attorney with the City of Chicago Department of Law, Finance Division, where he contributes to the legal operations that support one of the nation’s largest municipal governments. Based in Chicago, Illinois, he brings a practical, solutions-oriented approach to public sector legal work and is committed to helping ensure that legal matters are handled with professionalism, precision, and efficiency. His role reflects a broad-based legal focus, with experience grounded in general practice and the demands of serving a complex government client. In his work, Mr. Sun approaches each matter with careful attention to detail, responsiveness, and a strong understanding of how legal issues intersect with public administration. He recognizes the importance of clear communication, sound judgment, and thorough preparation in addressing the diverse matters that arise in a municipal legal environment. His practice is centered on providing dependable support while helping advance the City’s legal and operational priorities. Licensed to practice in Illinois under Bar Number 4472239, Yi Sun is dedicated to delivering reliable legal service with integrity and professionalism. He values the trust placed in him and works to provide thoughtful guidance tailored to the needs of his client and the public interests his office serves.