Four Mexican Nationals Charged for Conspiring to Distribute Over 30 Kilograms of Cocaine

Richard G. Frohling, Acting United States Attorney for the Eastern District of Wisconsin, announced that on May 20, 2025, a federal grand jury returned a 4-count indictment charging four defendants with offenses related to a conspiracy to distribute large amounts of cocaine and methamphetamine in Green Bay, Wisconsin.

The indictment charged the defendants as follows:

Ruben Salgado Espinoza (50), of Rockford, IL Conspiracy to Distribute over 5 Kilograms of Cocaine, Possession with Intent to Distribute over 5 Kilograms of Cocaine and Illegal Re-entry.

Pablo Sifuentes Navarro (20), of Rockford, IL, Conspiracy to Distribute over 5 Kilograms of Cocaine, Possession with Intent to Distribute over 5 Kilograms of Cocaine and Distribution of at least 500 grams of Cocaine.

Pedro Sifuentes Navarro (20) of Louisville, KY, Conspiracy to Distribute over 5 Kilograms of Cocaine, Possession with Intent to Distribute at least 5 Kilograms of Cocaine.

Sanjuana Montenegro Ochoa (27)of Rockford, IL Conspiracy to Distribute over 5 Kilograms of Cocaine and over 50 grams of Methamphetamine.

According to court records, on April 22, 2025, agents with the Drug Enforcement Administration (DEA) seized 30 kilograms of cocaine from vehicles occupied by Ruben Salgado Espinoza, Pablo Sifuentes Navarro, and Pedro Sifuentes Navarro, in Green Bay, Wisconsin. Court documents allege that the defendants expected to receive $495,000 cash in exchange for the cocaine. Prior to this arrest, the four defendants are alleged to have distributed and conspired to distribute 1 kilogram of cocaine and 1 pound of methamphetamine.

Court records indicate that all four defendants are Mexican nationals who entered the country illegally. Ruben Salgado Espinoza was previously deported to Mexico.

If convicted of the conspiracy charge, the defendants face a mandatory minimum of 10 years and up to life in prison.

The case was investigated by the Drug Enforcement Administration – Green Bay Resident Office (DEA-GBRO), with assistance from DEA – Rockford, the Brown County Drug Task Force, the Lake Winnebago Area Metropolitan Enforcement Group – Drug Unit (LWAM), and the Wisconsin Department of Justice – Division of Criminal Investigation (DOJ-DCI). It will be prosecuted by Assistant United States Attorney Alex Duros.

The defendants are presumed innocent and are entitled to a fair trial at which the government must prove their guilt beyond a reasonable doubt.

NOTE: This press release was submitted to Urban Milwaukee and was not written by an Urban Milwaukee writer. While it is believed to be reliable, Urban Milwaukee does not guarantee its accuracy or completeness.