Juan Carlos Valencia González identified as new CJNG leader

Juan Carlos Valencia González, known as “El 03” or “El Pelón,” has been identified as the new leader of the Jalisco New Generation Cartel (CJNG) following the death of Nemesio Oseguera Cervantes, alias “El Mencho,” in February 2026.

Intelligence from the U.S. National Counterterrorism Center and testimony from a CJNG special unit member featured in an ARTE documentary confirm his leadership. The member warned, “Whoever challenges his power will be punished. Whoever crosses that line will be severely punished.” Valencia González, a dual Mexican-U.S. citizen, is the stepson of