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Who Is Juan Carlos Valencia González? Role, Charges and Status

What officials and news reports say about Juan Carlos Valencia González, known as “Juan Carlos Valencia González”. Everything below is attributed to its source. Accusations are allegations, not findings: anyone not convicted is presumed innocent.

At a glance

  • Name: Juan Carlos Valencia González
  • Known as: Juan Carlos Valencia González
  • Role, as reported: The Wall Street Journal reported on March 18, 2026 that he was now the CJNG's new leader; El País confirmed it on April 6, 2026. The U.S. Justice Department says he allegedly assumed leadership of the cartel after El Mencho's death. [Diálogo Americas, 2026-09-15 · news/research]
  • Latest status (as of 2026-09-30): He is reported to be at large; no capture has been reported as of Sept. 30, 2026. [Diálogo Americas, 2026-09-15 · news/research]
  • On this page: 11 facts from 3 sources (0 from official records). Unverified leads are not shown.

Role, as officials describe it

  • He is El Mencho's stepson. [Enstarz, 2026-02-24 · news/research]
  • He controls Grupo Élite, the CJNG's elite armed wing, which reporting describes as using drones, armored "narco-tanks" and RPGs; in 2020 then-Defense Secretary Luis Cresencio Sandoval publicly identified him as one of Grupo Élite's leaders. [Enstarz, 2026-02-24 · news/research]
  • In August 2026 the DOJ charged alleged Grupo Élite leaders Julio César Montero Pinzón and Carlos Andrés Rivera Varela (described as commanding 1,000+ people and training camps), plus Hugo Gonzalo Mendoza Gaytán (weapons procurement), Ricardo Ruiz Velasco (trafficking/corruption) and Julio Alberto Castillo Rodríguez (logistics/precursor procurement). [Diálogo Americas, 2026-09-15 · news/research]

Sanctions and designations

  • Treasury sanctioned him on July 23 as part of what it described as its largest-ever action against the CJNG, alongside more than 50 individuals and companies in the cartel's financial network; investigators described a money-laundering system of international transfers, shell companies and real estate. [Diálogo Americas, 2026-09-15 · news/research]

Names and aliases

  • He is publicly reported under the aliases "El 03," "El Pelón" and "O3." [Diálogo Americas, 2026-09-15 · news/research]

Key events

  • His mother is Rosalinda González Valencia ("La Jefa"), El Mencho's wife and a reported key financial architect of Los Cuinis, the CJNG's main money-laundering wing; she was captured and has since been released from prison. [Enstarz, 2026-02-24 · news/research]
  • His half-brother Rubén Oseguera González ("El Menchito") had once been considered the natural heir to the CJNG leadership, but was sentenced to life in prison plus 30 years in the U.S., clearing the path for O3. [Enstarz, 2026-02-24 · news/research]
  • El Mencho was killed by Mexican special forces on Feb. 22, 2026, creating the power vacuum O3 is reported to have filled. [National Enquirer, 2026-02-24 · news/research]

Other reported details

  • The U.S. State Department's Narcotics Rewards Program offers a reward for information leading to his arrest/conviction; early-2026 reporting put it at up to $5 million. [Enstarz, 2026-02-24 · news/research]

Our coverage

More “Who is” profiles

Last reviewed: September 30, 2026. If you are named here and believe something is wrong, contact us via our corrections page.