What is Judge Karen. Marquez-Casillas's background?
EOIR's notice says that Karen. Marquez-Casillas was appointed in May 2024. Judge Márquez-Casillas earned a Bachelor of Arts in Finance in 1998 from the University of Puerto Rico and a Juris Doctor in 2002 from the University of Puerto Rico School of Law. From 2014 to 2024, she served as an assistant chief counsel with the Office of the Principal Legal Advisor, U.S. Immigration and Customs Enforcement, Department of Homeland Security, in various locations, including El Paso, Texas; Miami, Florida; and Washington D.C. From 2012 to 2014, she practiced immigration law in El Paso at the Law Office of Felipe Millan. From 2010 to 2011, she served as the managing attorney for Márquez & Ferrari Law Offices in San Juan, Puerto Rico. From 2007 to 2009, she directed the legal division of ALO Corporation, representing financial institutions in federal and state civil cases and bankruptcy proceedings.
What does TRAC report about Judge Karen. Marquez-Casillas's asylum decisions?
TRAC, a research center that began at Syracuse University, reports that for FY 2021 - 2026 (data covers the first 9 months of fiscal year 2026), Judge Karen. Marquez-Casillas decided 488 asylum cases at Sterling Immigration Court and denied 84.0 percent, based on its report of Aug 27, 2026. These are past figures for one court. They do not predict your case, which turns on your facts, evidence, nationality and representation, and TRAC cautions against simple comparisons between judges at different courts. Read the full report at TRAC, and talk to a lawyer about your own case.
What the official record establishes
The source lists the name Karen. Marquez-Casillas in 1 alphabetical row. The recorded title is Immigration Judge. The record is not an appointment history or an employment certification.
Dated court associations
EOIR’s court-specific tables associate this entry with Sterling Immigration Court. The relationship is recorded as listed 2026-10-20; it may include supervisory coverage rather than a merits-hearing assignment.