US Attorney Alison J. Ramsdell Appoints Leadership Team | USAO-SD

SIOUX FALLS — United States Attorney Alison J. Ramsdell announced a new leadership team to lead the district’s law enforcement mission. “The mission of the United States Attorney’s Office for the District of South Dakota is today as it always has been: to impartially apply and enforce the laws of the United States with the central goal of improving safety in our communities. This work will continue under the experienced leadership of our senior leadership team. Each of these individuals has dedicated their careers to the pursuit of justice and bring an enormous amount of wisdom and integrity to support of the district mission.

USA Ramsdell has appointed Gregg S. Peterman as First Assistant US Attorney. Mr. Peterman joined the office as an Assistant United States Attorney (AUSA) in 1995 and has been the supervising Assistant United States Attorney in Rapid City since January 2012. As AUSA, Mr. Peterman prosecuted violent crimes in Indian country, including murders, sexual abuse. , aggravated assault, child abuse and robbery. Mr. Peterman received the United States Attorney General Indian Country Outstanding Service Award in 2017, and the Executive Office of United States Attorneys (EOUSA) Director’s Award for Superior Performance in Indian Country in 2013. He currently sits in the Ministry of the Interior Commission Act Not Invisibleand is a former member of the United States Attorney General’s Office Indian Country Domestic Violence Advisory Task Force. Mr. Peterman grew up in New Jersey and graduated from Syracuse University and Brooklyn Law School.

USA Ramsdell also named Assistant U.S. Attorney John E. Haak as head of the criminal division. Mr. Haak joined the office as AUSA in 2002 and has served as the District’s Deputy Chief Criminal Officer since 2015. Mr. Haak has also served as the District’s Senior Legal Counsel, as well as the District’s Organized Crime Focal Point. Attorney General. and Drug Control Task Force. In 2016 and 2018, Mr. Haak was recognized by the Drug Enforcement Administration for his outstanding contributions to federal drug enforcement. Prior to joining the U.S. Attorney’s Office, Mr. Haak spent fourteen years in the South Dakota Attorney General’s Office, first in the Appellate Division and then as a drug prosecutor. Mr. Haak grew up in Howard, South Dakota, and received his BA and JD from the University of South Dakota.

Assistant United States Attorney Diana J. Ryan will continue to serve as Civil Division Chief. Ms. Ryan joined the office in 1989 as a criminal prosecutor in charge of violent crimes in Indian Country. In 1997, Ms. Ryan moved into civil litigation and in 2004 became Civil Head. As Chief Civil, Ms. Ryan oversees all affirmative and defensive litigation for the District and leads the Financial Litigation Unit, which collects federal civil debts and enforces court orders for criminal restitution. Ms. Ryan is an experienced litigator who has served as lead counsel in over 150 criminal cases, 750 civil cases and 89 appeals. She has served on the National Civilian Chief’s Task Force and continues to serve as the Equal Employment Opportunity (EEO) Advisor for EOUSA. In 1999, Ms. Ryan was awarded an EOUSA Director’s Award for Superior Achievement in Promoting Equal Employment Opportunity. Ms. Ryan grew up in Mobridge, South Dakota, and received her BA and JD from the University of South Dakota.

Assistant United States Attorney Kevin M. Koliner will continue to serve as Chief of the Appeals Division. Mr. Koliner joined the office as AUSA in 2006 and has served as Chief Appeals Officer since January 2013. Over the past sixteen years, Mr. Koliner has prosecuted large-scale human trafficking cases, including several sex trafficking cases that resulted in multiple life sentences. , and represented the federal government before the Eighth Circuit Court of Appeals on the full range of cases handled by the district, including complex civil cases, white-collar crimes, sexual abuse and other violent crimes, violations civil rights, cyber crimes, crimes committed with firearms and drug conspiracies. He has had the honor of representing the Department of Justice at international expert meetings aimed at developing multinational policies on human trafficking and human rights. Mr. Koliner grew up in Yankton, South Dakota and is a graduate of the University of Minnesota and the University of Virginia School of Law.

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