August 20, 2025
Oakland, CA — Today, District Attorney Ursula Jones Dickson announced that the Alameda County District Attorney’s Office has charged Lucas Chan (28) with murder for the shooting death of his father, Lance Chan (61).
Lucas Chan is charged with first-degree murder. The charges include a sentencing enhancement for firing a gun. Mr. Chan is also charged with six counts (all felonies) of possessing explosive devices in a home near populated locations.
On August 15, 2025, Pleasanton Police responded to a 911 dispatch related to a shooting at a residence on Helpert Court. When the officers arrived, they found an adult male victim who was identified as Lance Chan, the defendant’s father. The criminal complaint alleges that Lucas Chan shot the victim in their family home. Mr. Chan was arrested at the scene. It is further alleged that at the time of the arrest, the Alameda County Sheriff’s Explosive Ordinance Disposal Team found multiple explosive devices and substances and materials to make a destructive device inside the home, allegedly in possession of the defendant.
Lucas Chan was arraigned on August 20, 2025, in Department 702 of the East County Hall of Justice in Dublin. He remains in custody.
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Contact: damedia@acgov.org