Who We Are
Darren A. Cruzan, President & Managing Partner
Darren, an enrolled member of the Miami Tribe of Oklahoma began a successful twenty-nine-year law enforcement career in the City of Joplin, Missouri. He started his federal career with the Bureau of Indian Affairs as a GS-5 uniformed police officer.
Darren later joined the Pentagon Force Protection Agency as the Assistant Special Agent in Charge supervising the day-to-day operations of the agency's criminal investigations division as well as domestic and international dignitary protection missions for senior-level department officials. He also led the agency’s recruitment and medical division.
In 2010, Darren was appointed into the federal senior executive service and returned to the BIA as the director of law enforcement until 2017. During his time there, he was responsible for leading two successful presidential high priority performance goal (HPPG) initiatives; the violent crime reduction initiative, and the recidivism reduction initiative. In May of 2017, the secretary of the interior honored Darren with the Department of the Interior’s distinguished service award which is the highest recognition an employee within the department can receive and was granted for “outstanding contributions made during a career.”
Darren was named director of the U.S. Department of the Interior’s Office of Law Enforcement and Security (OLES) in July 2017, and then in February of 2019, became Assistant Director for Training Operations of the Federal Law Enforcement Training Center’s (FLETC) National Capital Region office in Washington, DC until he retired in 2021 to form The Cruzan Group.
Harry L. Humbert | Partner
Harry brings over 40 years of extensive law enforcement and hands-on leadership experience. Harry is a graduate of the FBI National Academy, 191st Session. After retiring from the U.S. Army Criminal Investigations Command (CID), Harry went on to senior investigative leadership positions with the Food and Drug Administration, Office of Criminal Investigations, and later to the U.S. Department of Interior, Office of Inspector General (OIG).
During his tenure with the OIG, Harry led the Program Integrity Division, charged with conducting investigations of allegations regarding administrative/criminal misconduct committed by political appointees and senior executives.
Harry was appointed into the federal senior executive service as the Director of the Department of Interior’s Office of Law Enforcement and Security charged with providing policy and programmatic oversight for the department's seven law enforcement programs comprised of more than 3,000 law enforcement professionals.
In his final assignment before retirement, Harry served as the Deputy Assistant Secretary, Public Safety, Resource Protection, and Emergency Services. In that role, Mr. Humbert led the Department’s Law Enforcement Programs, Wildland Fire Programs, Office of Aviation Services, Southwest Border Coordination, and the Office of Emergency Services.
Robert A. Knox | Partner
Rob is a retired federal special agent with extensive experience performing and leading law enforcement and security operations throughout the world. His career began with the U.S. Army where he served as a military policeman, explosive ordnance disposal technician, and special agent with the Army Criminal Investigation Command (CID).
Upon retirement from the Army, Rob accepted a position in federal civil service as a senior special agent with the U.S. Food and Drug Administration and later with the U.S. Department of the Interior, Office of Inspector General, where he was appointed into the federal senior executive service as the Assistant Inspector General for Investigations.
In the private sector, Rob has served as a program director managing security programs with government and commercial clients including the Department of Defense, Federal Bureau of Investigation, Terrorist Screening Center, the Foreign Terrorist Tracking Task Force, and the Department of Homeland Security. Rob is a certified fraud examiner by the Association of Certified Fraud Examiners, a corporate compliance and ethics professional from the Society of Corporate Compliance and Ethics, and a certified inspector general by the Association of Inspectors General.
Rob is continually involved in supporting veterans and is a lifetime member of the Veterans of Foreign Wars, the American Legion, Disabled American Veterans, and American Veterans associations.