James S. Betzelos

James is a 2018 graduate of The University of Illinois at Chicago where he attained his Bachelor’s degree. Mr. Betzelos received his Juris Doctor from the UIC School of Law where he graduated cum laude in 2021. While in law school, Mr. Betzelos served on the Trial Advocacy Honors Program as the Vice Barrister. Mr. Betzelos competed in several national trial competitions, and was named the National Champion of the 2020 Capitol City Challenge National Trial Competition in Washington, D.C. Mr. Betzelos participated in several interscholastic moot court and trial advocacy competitions, and won the UIC 1L Moot Court Competition in 2019. Mr. Betzelos served as a law clerk for the Honorable Judge Anna Helen Demacopoulos in the Circuit Court of Cook County Chancery Division.

James is an active member of the Hellenic Bar Association. Mr. Betzelos was awarded the 2019 Diamond Mendonides Memorial Scholarship at the Hellenic Bar Association’s 69th Annual Scholarship Ball.

James joined Argionis & Associates in 2016 as a law clerk while attending college and throughout law school. Since becoming licensed, James focuses his practice on personal injury, including motor vehicle collisions, construction negligence, dog bites, premises liability, products liability, medical malpractice, slip and falls, wrongful death, and trucking collisions.

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  • UIC School of Law, J.D. (2021)
  • Cum Laude
  • University of Illinois at Chicago, B.S. (2018)

Bar and Court Admissions

  • Illinois
  • United States District Court for the Northern District of Illinois (pending)


  • Chicago Bar Association
  • Hellenic Bar Association

Contact Information

  • Phone: 312-782-4545
  • Email: jsb@argionislaw.com

George Argionis has over 20 years of experience in handling cases involving auto collisions, premises injuries, medical malpractice, product liability, construction-related and work-related injuries. He has dedicated his career to helping restore lives both emotionally and economically.