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U.S. Attorney Nicholas Vassallo Portrait Picture
Staff Profile

Meet the United States Attorney

Nicholas Vassallo

United States Attorney

Nick Vassallo became the United States Attorney for the District of Wyoming on January 28, 2023.  Nick obtained his law degree from the University of Wyoming in 1986.  After law school, he clerked for Justice G. Joseph Cardine of the Wyoming Supreme Court.  Following his clerkship, he was in private practice until 1993.  From 1993 to 1995, he served as an Assistant Attorney General with the Tort Litigation Section of the Wyoming Attorney General’s Office.  In 1995, he became a Civil Assistant U.S. Attorney for the District of Wyoming.  He served as the office’s Civil Chief from 2009 until 2021, when he was appointed First Assistant U.S. Attorney.

Updated January 30, 2023