Dahlcore Security Guard Services is a veteran-owned agency providing 24/7/365 elite protection across the five boroughs of New York City and Long Island. Headquartered in Staten Island, we specialize in Armed/Unarmed Guards, Fire Watch, and Construction Site security. Address: 1110 South Ave, Staten Island, NY 10314, United States Phone Number: 212-208-0900 https://dahlcore.com/