Security Guard and Patrol Services in Sylmar, CA

Atlantis Security & Invstgtn

13646 1/2 Dronfield Avenue , 91342
Phone: (818) 833-1940

Metropole Security Service

13030 San Fernando Road , 91342
Phone: (818) 364-0200

Union Standard Security LLC

P.O. BOX 920145 Sylmar, CA 91392 , 91342
Phone: (818) 371-2075