Buffalo man going to prison for his role in narcotics conspiracy

BUFFALO, N.Y.-U.S. Attorney Michael DiGiacomo announced today that Bryan Gutierrez, 27, of Buffalo, NY, who was convicted of narcotics conspiracy, was sentenced to serve 80 months in prison by U.S. District Judge Lawrence J. Vilardo.

Between December 2024 and April 2025, Gutierrez conspired with co-defendant Antonio Rivera-Perez and others to sell fentanyl. In February, March, and April of 2025, investigators conducted controlled purchases of fentanyl from Gutierrez. On April 22, 2025, a search warrant was executed at the Langfield Drive residence of co-defendant Rivera-Perez, during which law enforcement seized approximately 1,072 grams of powder cocaine, 198 grams of crack cocaine, and 190 grams of fentanyl, a firearm, ammunition, drug paraphernalia, and approximately $3,500 in cash. 

Antonio Rivera-Perez was previously convicted and sentenced to serve 60 months in prison. 

The case was prosecuted by Assistant U.S. Attorneys Garrett Fitzsimmons and Katerina Powers. The sentencing is the result of an investigation by the Drug Enforcement Administration, under the direction of Special Agent-in-Charge Farhana Islam, New York Field Division.

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