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Assistant Commissioner Matthew Klein, Office of Professional Responsibility

Assistant Commissioner Matthew Klein, Office of Professional Responsibility
Assistant Commissioner Matthew Klein, Office of Professional Responsibility

Mr. Matthew Klein was appointed to the Senior Executive Service position of Assistant Commissioner, Office of Professional Responsibility, and sworn in by Commissioner Kerlikowske on June 8, 2015.

Mr. Klein previously served for 26 years with the Washington, D.C. Metropolitan Police Department (MPD). He most recently served as the Commander of the Department's Internal Affairs Division, overseeing: all misconduct and corruption deterrence programs for the agency; independent and impartial investigations of allegations of serious administrative and criminal misconduct by agency employees; and programs designed to detect corruption through data analysis and random or targeted inspections of personnel and processes.

During his distinguished career at MPD, Mr. Klein served as Commander of Recruiting and Background Investigations, from 2013 to 2014, streamlining the agency's hiring program, raising hiring standards, and implementing polygraph examinations into the background screening process; as Director of Court Operations, from 2011 to 2013; as Commander of the Second Police District, from 2008 to 2011; as Director of Civil Rights and Force Investigations, from 2004 to 2008; and as Commanding Officer of Special Weapons and Tactics (SWAT), from 1999 to 2001.

In 2013, Mr. Klein received the District of Columbia Mayor's Award for Outstanding Service, and in 2005, he received the International Association of Chiefs of Police Civil Rights Award. Mr. Klein received a Master's degree in Public Policy from Princeton University's School of Public and International Affairs, and a Bachelor of Science degree from the University of Maryland.

The Office of Professional Responsibility (OPR) is responsible for ensuring compliance with Agency-wide programs and policies relating to corruption, investigating criminal and serious misconduct or mismanagement allegations, and executing CBP’s internal security and integrity awareness programs. To this end, OPR pre-screens job applicants, conducts background investigations and polygraph examinations, identifies suspicious activity through data analysis, investigates criminal or serious misconduct allegations, ensures employees maintain the highest standards of integrity and professionalism throughout their careers, and takes measures to protect CBP employees, facilities, and sensitive information from security threats. ​

Our Vision for the future is clear: Safeguard the integrity and security of CBP and strengthen public trust and confidence. ​

Our Mission is distinguished: With professionalism, accountability, and transparency, OPR serves as the premier organization to identify, mitigate, and combat threats and vulnerabilities faced by CBP’s community and operations. ​

At the highest level, OPR is charged with ensuring CBP operations, personnel, and facilities are secure and trustworthy. ​

The Office of Professional Responsibility Strategy 2024-2028 focuses on four goal areas to meet the mission accomplish the vision:

  • People is focused on attracting, developing, and maintaining a highly motivated workforce.
  • Charge calls on OPR to identify, mitigate and combat threats to CBP’s integrity and security.
  • Culture is centered on strengthening CBP’s security and integrity culture.
  • Message is focused on telling OPR’s story and deepening trust in CBP.
Last Modified: Apr 07, 2025