Homicide Suspect: Ernesto Castellanos Martinez

Friends and family of the victim are offering a $8,000 reward in addition to Crime Stoppers’ $1,000 reward to anyone with information that leads to the arrest of the suspect.  Up to $1,000 Reward Offered  

Tipsters can remain anonymous. Photos of the suspect can be found in the release.  Contact information can also be found in the release.

San Diego County Crime Stoppers and investigators from the San Diego Police Department’s Homicide Unit are asking for the public’s help in locating Ernesto Castellanos Martinez who is wanted for the murder of 27-year-old Alexander Mazin..

On February 25, 2018, at 10:49 a.m., San Diego Police Officers responded to the rear parking lot of 3675 Midway Drive to investigate a report of a shooting.  When officers arrived, they found Alexander Mazin suffering from gunshot wounds.  Despite officers rendering medical aid to Mazin, he was pronounced deceased at the scene.  San Diego Police Department Homicide Detectives determined that 41-year-old Ernesto Castellanos Martinez shot Mazin and then fled the area before police arrived. 

Suspect Info: 

Ernesto Castellanos Martinez  (Also known as Ernesto Castellanos) 
DOB:  4/30/1976  (41) 
Hispanic male
5’10” tall  185 lbs. 
Bald head  brown eyes  

Anyone with information about the location of Ernesto Castellanos Martinez is asked to call the San Diego Police Department’s Homicide Unit at (619) 531-2293 or the Crime Stoppers anonymous tip line at (888) 580-8477.  Crime Stoppers is offering a $1,000 reward in addition to an $8,000 reward being offered by friends and family of the victim to anyone with information that leads to an arrest in this case.  Visit the Crime Stoppers website at www.sdcrimestoppers.org for more information on how to send anonymous web and mobile app tips.

  • Media inquiries about this case should be directed to Lt. Matt Dobbs at (619) 531-2425 or email at mdobbs@pd.sandiego.gov.
  • Media inquiries about Crime Stoppers can be directed to Officer Mark Herring at (619) 531-1500 or email at msherring@pd.sandiego.gov or Deputy Adriana Uribe at (619) 531-1547 or email at adriana.uribe@sdsheriff.org.