SAN MATEO, Calif. (KRON) — A 28-year-old Burlingame man was charged with multiple weapons-related charges, the San Mateo Police Department announced Friday in a press release. A number of weapons were recovered after police executed a search warrant in the residences of suspect and gang member Alan Ayala.

Officers executed a search warrant on Thursday at two of Ayala’s residences: one on the 800 block of Rolison Road in Burlingame and the 1000 block of Folkstone Avenue San Mateo.

Items police found at the San Mateo residence:

  • One short-barreled AR rifle with a “swift link” conversion device that converts into a machine gun
  • A stolen loaded .45 caliber Sig Sauer 1911 handgun with 7 rounds of ammunition
  • One AR-15 rifle
  • One loaded 60 round .556 magazine,
  • One loaded 30 round .556 magazine
  • Multiple items of gang paraphernalia

At the Burlingame residence, police found a cellphone, which was used as evidence linked to the crimes, police said. When SMPD executed the search warrants, Ayala was in custody for a probation violation.

He was rebooked on additional charges of possession of a machine gun, possession of an assault weapon, possession of a short-barreled rifle, felon in possession of ammunition, felon in possession of a firearm, and receiving stolen property.

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Ayala’s two residences that police searched are approximately four miles from each other.