3 Members of Sophisticated SoCal Jewelry Heist Crew Sentenced

The burglars tunneled through a wall to steal millions in cash, jewelry, and heirlooms from a Simi Valley jewelry store.

Published on Feb. 26, 2026

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Three members of a burglary crew that carried out an elaborate multimillion-dollar jewelry heist in Simi Valley, California last year were sentenced to jail last week. The defendants broke into a candy shop, used ladders and ropes to propel down, blacked out surveillance cameras, and spent hours boring a hole through a wall to access and steal from the adjacent jewelry store, making off with cash, jewelry, bullion, and customer heirlooms.

Why it matters

This case highlights the growing sophistication of organized crime groups targeting small businesses, with the burglars demonstrating significant planning, surveillance, and technical expertise to pull off the heist. The substantial financial and emotional toll on the jewelry store owner, who lost his life's work, also underscores the devastating impact these crimes can have on local entrepreneurs.

The details

Heidy Trujillo, 26, was sentenced to four years in Ventura County jail, while Manuel David Ibarra, 38, and Camilo Antonio Aguilar Lara, 32, each received four years and four months. A fourth defendant, Sergio Andres Mejía-Machuca, 27, had his sentencing hearing continued. The burglars broke into the candy shop, used ladders and ropes to descend, disabled the surveillance cameras, and spent hours tunneling through the wall to access the adjacent jewelry store, where they stole millions in cash, jewelry, bullion, and customer heirlooms.

  • On May 25, 2025, the burglars carried out the elaborate heist.
  • On May 23, 2025, Ibarra and Mejía-Machuca were also involved in a separate burglary at Simi Valley Pawn Brokers.

The players

Heidy Trujillo

A 26-year-old member of the burglary crew sentenced to four years in Ventura County jail.

Manuel David Ibarra

A 38-year-old member of the burglary crew sentenced to four years and four months in jail.

Camilo Antonio Aguilar Lara

A 32-year-old member of the burglary crew sentenced to four years and four months in jail.

Sergio Andres Mejía-Machuca

A 27-year-old member of the burglary crew whose sentencing hearing was continued to March 26.

Jonathan Youssef

The owner of 5-Star Jewelry & Watch Repair, who estimated the store lost between $2 million and $2.5 million in cash and inventory.

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What they’re saying

“The planning, surveillance, and sophistication involved in this case required the defendants' removal from society.”

— Erik Nasarenko, Ventura County District Attorney (latimes.com)

“The contents of the safe, which were not insured, represented the life's work of his father, Jacoub Youssef, who emigrated from Egypt to the United States in the early 1970s. He estimated the store lost between $2 million and $2.5 million in cash and inventory. The elder Youssef had hoped to soon retire but put those plans on hold after the burglary.”

— Jonathan Youssef, Jewelry store owner (latimes.com)

What’s next

The judge will decide on March 26 whether to sentence the fourth defendant, Sergio Andres Mejía-Machuca.

The takeaway

This case highlights the growing threat of sophisticated organized crime groups targeting small businesses, with the burglars demonstrating significant planning, surveillance, and technical expertise. The devastating financial and emotional toll on the jewelry store owner underscores the need for enhanced security measures and stronger deterrents to protect local entrepreneurs from such brazen and costly heists.