
Peter McNeilly has taken the oath to become the new United States Attorney for the District of Colorado, a significant step for the seasoned federal prosecutor known for his role in tackling drug-related crimes and advancing public safety. Officially appointed by U.S. Attorney General Pamela Bondi, McNeilly's appointment was formalized today in a ceremony presided over by United States District Judge Daniel D. Domenico, according to the U.S. Department of Justice.
An experienced figure within the legal realm, McNeilly has devoted his career to law and order, previously serving as an Assistant United States Attorney in Colorado since 2014. His expertise is highlighted by a resolute focus on Mexican drug cartels, fentanyl epidemic, and violent crime reduction – a triad of challenges that have imprinted his tenure with a purpose-driven narrative. McNeilly, recognized for his efficacy in prosecution, particularly regarding fatal fentanyl cases, stands at the forefront as a pivotal figure for prosecutors across the nation grappling with similar adversities.
His leadership skills were also illustrated through his instrumental role in the formation and organic growth of federal task forces intent on dismantling transnational organized crime rings and suppressing instances of violent crime. McNeilly served in capacities as varied as the Deputy United States Attorney, Chief of the Transnational Organized Crime and Money Laundering Section, the District of Colorado’s Opioid Coordinator, and holding the mantle as Lead Strike Force Attorney for the Denver Organized Crime Drug Enforcement Task Forces (OCDETF) Strike Force.
Beyond the courtroom, McNeilly, a lieutenant colonel in the United States Marine Corps reserve, has applied the rule of law to military settings, providing legal counsel to commanders and operating as a military judge amidst various tours of duty. His active service witnessed him prosecuting an array of complex cases, including the pursuit of justice in instances of sexual assault, child exploitation, financial crimes, and wartime transgressions in Iraq and Afghanistan. In his military capacity, McNeilly continues to serve with rigor, defending the rule of law, this being indicative of his unwavering commitment to the principles that govern justice and order.
With his appointment, McNeilly now commands an ensemble of over 160 attorneys, professional staffers, and government contractors, striving to uphold federal statutes and represent the United States government in civil and criminal matters within Colorado. His executive team will comprise J. Bishop Grewell, who will assume responsibilities as First Assistant United States Attorney and Chief of the Appellate Division, alongside Marcy Cook, designated to serve as Deputy United States Attorney.









