Amkor Technology, Inc.
Semiconductor ManufacturingArizona, United States5001-10000 Employees
Amkor Technology, Inc. is a semiconductor manufacturing company focused on outsourced packaging and test services, headquartered in Tempe, Arizona. It is positioned as the largest U.S.-headquartered provider of these services and a global leader in the field. Its offerings span advanced packaging, wafer-level processing, and system-in-package approaches to support devices across smartphones, data centers, AI, automobiles, and wearables. Its customers are leading semiconductor and electronics companies seeking reliable, high-quality packaging and testing to bring new technologies to market. In June 2026, Amkor expanded its facilities in Gwangju, South Korea, signaling ongoing investment to broaden its chip packaging and testing capabilities. The company is based in Tempe and maintains a global footprint to serve its customers.