Irene Costas

Ms. Costas focuses her practice on matters concerning commercial, complex litigation and general civil trial matters. She provides focused legal services to clients facing civil matters including: family law, personal injury, probate, and landlord/tenant matters.

Prior to entering law school, Ms. Costas worked at Washington University’s School of Medicine Clinical Outcomes Research Office where she devoted her time to studying the impact of co-morbidity on cancer survival. Ms. Costas presented her work at the Centers for Disease Control Cancer Conference. Ms. Costas has also published numerous articles for various medical publications including the Journal of the American Medical Association and the National Cancer Institute’s SEER Survival Monograph on the topics of cancer survival and prognostics.

Prior to joining Kayira Law, LLC, Ms. Costas maintained as her primary area of civil practice in domestic litigation, including cases involving divorce, paternity, custody modification, guardianship, post judgment enforcement, and adoption


Saint Louis University School of Law

Saint Louis University School of Public Health

Fontbonne University

Significant Accomplishments:

Best Law Firms in Missouri, Kayira Law 2015 U.S. News and World Report

Bar Admissions:

State of Missouri – U.S. Federal District Court, Eastern District of Missouri