ACS is owned and operated by Charles Cataldo ("Moe"). Charles is an expert in the field of United States (U.S.) coins, paper money, Native American artifacts, and has extensive knowledge on the subjects of World coins and ephemera. His professional career achievements include consultant attributor for PCI Coin Certification Service (http://www.pcicoins.com). Charles is also an instructor of Native American artifacts at the University of Alabama in Huntsville.