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Date:  June 25, 2014


#StopTheJohn: DA Releases Names and Photos of Seven Defendants Convicted of Solicitation in San Bernardino County

SAN BERNARDINO, Calif.  – In an effort to reduce the demand for victims of human trafficking, the District Attorney’s Office released the names and photographs of the following seven defendants convicted of solicitation in San Bernardino County:

Matthew Dyson, 34, of Corona
Iosif Petruescu, 27, of Rancho Cucamonga
Samuel Flores, 43, of Desert Hot Springs
Herman Guardado, 30, of Pomona
Vincent Balsano, 66, of Rancho Cucamonga
Marco Lopez, 39, of Bloomington

To access the photos and more content visit the Stop-the-John Project at:

All photos and information will automatically be removed after one year from the conviction date.

Quick Facts

  • There are currently 145 defendants charged with solicitation in various stages of the court process.
  • 33 defendants have had their photos posted since the inception of the #StopTheJohn project.

“Our message is simple, and one that should be very clear by now. If you are convicted of purchasing another human being for sex in this county, we are going to share your name and photo with the world.” 

District Attorney Mike Ramos

To view our short Emmy-nominated documentary “Teenage $ex 4 $ale: Human Trafficking in San Bernardino County” follow the link:  

Additional Links
Information regarding our Human Trafficking Prosecution Unit:


Social Media
You can follow the conversation on Twitter using the hashtag #StopTheJohn


Christopher Lee
Public Affairs Officer
(909) 382-3665



San Bernardino County District Attorney’s Office
303 West 3rd Street, 6th Floor
San Bernardino, CA 92415



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It is the mission of the San Bernardino County District Attorney's Office to represent the interests of the people in the criminal justice system, as mandated by California State law. The San Bernardino County District Attorney's Office serves the residents of San Bernardino County by: seeking the truth, protecting the innocent; holding the guilty accountable; preserving the dignity of victims and their families; and, ensuring that justice is done while always maintaining the highest ethical standards.

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