About GAO RFID Inc. GAO RFID Inc. is a leading provider of Radio Frequency Identification (RFID) hardware and solutions to end users worldwide. GAO RFID combines best of breed with low cost RFID readers, RFID tags and enabling-RFID software. We have a wide variety of RFID readers, tags and antennas in all the RFID technologies, Low Frequency (LF), High Frequency (HF), Ultra High Frequency (UHF, Gen 2) as well as Active and Semi-Passive. GAO RFID’s products and services are easily customized for use in Asset Tracking, Health care, Supply Chain & Logistics, Event Management, Access Control, Livestock Tracking, Inventory Control & Management, Field Service, Maintenance and Document Authentication.