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Who Was ‘El Mencho’? Nemesio Oseguera Cervantes: Role, Charges and Status

What officials and news reports say about Nemesio Oseguera Cervantes, known as “El Mencho”. Everything below is attributed to its source. Accusations are allegations, not findings: anyone not convicted is presumed innocent.

At a glance

Name: Nemesio Oseguera Cervantes
Known as: El Mencho
Role, as officials describe it: The State Department says CJNG under his leadership was assessed to have the highest cocaine, heroin, and methamphetamine trafficking capacity in Mexico and more recently trafficked fentanyl into the United States. [U.S. Department of State, 2026-02-24 · official record]
Link to a criminal group: linked to the CJNG in official U.S. or Mexican records cited below. See the CJNG profile.
On this page: 17 facts from 5 sources (11 from official records). Unverified leads are not shown.

Role, as officials describe it

He was a founder and the leader of CJNG until his death on February 22, 2026; the State Department's February 24, 2026 rewards page still carried the stale "current leader" wording while its title marked him "(Deceased)." [U.S. Department of State, 2026-02-24 · official record]
He was a founder and the leader of CJNG until his death on February 22, 2026; the State Department's February 24, 2026 rewards page still carried the stale "current leader" wording while its title marked him "(Deceased)." [U.S. Department of State, 2026-02-24 · official record]

Accusations and charges

Since 2017 he had been indicted several times in the U.S. District Court for the District of Columbia; a superseding indictment filed April 5, 2022 charged conspiracy and distribution of methamphetamine, cocaine, and fentanyl for unlawful importation, firearm use in drug trafficking, and operating a continuing criminal enterprise under the Drug Kingpin Statute. [U.S. Department of State, 2026-02-24 · official record]
The State Department says CJNG operatives, allegedly under his direction, were involved in assassination attempts of Mexican government officials. [U.S. Department of State, 2026-02-24 · official record]

Sanctions and designations

On June 18, 2025 the United States designated him as a Specially Designated Global Terrorist; CJNG had been designated a Foreign Terrorist Organization and SDGT in February 2025. [U.S. Department of State, 2025-06-18 · official record]

Names and aliases

The State Department lists his name as Nemesio Rubén Oseguera Cervantes, alias "El Mencho." [U.S. Department of State, 2026-02-24 · official record]

Key events

During the operation troops came under fire and killed four people at the location; three more, including Oseguera Cervantes, were wounded and later died; two others were arrested and weapons including rocket launchers were seized. [Associated Press, 2026-02-22 · news/research]
Cartel members retaliated by blocking roads at more than 250 points in 20 Mexican states; authorities reported at least 14 dead, including seven National Guard troops. [Associated Press, 2026-02-22 · news/research]
The White House said the U.S. government provided intelligence support for the operation, via a statement from Press Secretary Karoline Leavitt. [Associated Press, 2026-02-23 · news/research]
The State Department lists his date of birth as July 17, 1966 and place of birth as Aguililla, Michoacán, Mexico; Mexican nationality. [U.S. Department of State, 2026-02-24 · official record]
CJNG was formed in 2009 and, according to the State Department, Oseguera Cervantes was one of Mexico's most wanted fugitives before his death. [U.S. Department of State, 2026-02-24 · official record]

Other reported details

He is deceased: he was wounded on February 22, 2026 during a Mexican army capture operation in Tapalpa, Jalisco, and died while being flown to Mexico City. [Associated Press, 2026-02-22 · news/research]
The State Department's official rewards page confirms the up-to-$15-million offer tied to his leadership of FTO-designated CJNG. [U.S. Department of State, 2026-02-24 · official record]
The State Department's official Narcotics Rewards Program page titles his entry 'Nemesio Rubén Oseguera Cervantes, "El Mencho" (Deceased).' [U.S. Department of State, 2026-02-24 · official record]
In December 2024 the State Department announced it was increasing its Narcotics Rewards Program reward to $15 million for information leading to his arrest and/or conviction. [The Star News Network, 2024-12-05 · news/research]
In December 2024 the State Department announced it was increasing its Narcotics Rewards Program reward to $15 million for information leading to his arrest and/or conviction. [The Star News Network, 2024-12-05 · news/research]

Our coverage

CJNG profile · 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.