Yixin (Sam) Shangguan

Associate

Yixin.Shangguan@lewisbrisbois.com

Sam Shangguan is an associate in the Chicago office of Lewis Brisbois. He focuses on complex insurance coverage disputes, declaratory judgment actions, and litigation involving commercial general liability, property, professional liability, and specialty insurance policies.

Sam represents domestic and international insurers in state and federal courts nationwide. He has extensive experience drafting and evaluating reservation of rights and denial letters, litigating coverage and bad faith claims, and developing coverage positions involving exclusions, endorsements, and multi‑policy towers. He has secured dismissals and summary judgments in a range of insurance litigation matters and is experienced in all phases of litigation, including motion practice, discovery, depositions, and mediation.

Before joining Lewis Brisbois, Sam practiced at a national insurance defense firm, where he handled a broad array of coverage and commercial litigation matters and advised insurers on claim handling, risk exposure, and litigation strategy. Earlier in his career, he served in the Illinois Attorney General’s Office, managing a high‑volume civil litigation docket and conducting evidentiary hearings, dispositive motion practice, settlements, and depositions on behalf of state agencies.

Primary Area(s) of Practice

  • Insurance Coverage
  • First Party Property
  • Insurance Law

Additional Experience

Associations

  • Asian American Bar Association of Greater Chicago
  • Chinese American Bar Association of Greater Chicago

Education

The Ohio State University Moritz College of Law

Juris Doctor

Pro Bono & Philanthropy

Volunteering Attorney at Chinese American Service League

Foreign Language Capabilities

  • Mandarin
  • Cantonese