Amkor Technology
Amkor packages and tests semiconductors for other chip companies. In November 2023 it announced a $2 billion advanced packaging factory in Arizona for chips from TSMC.
PrivateTempe, Arizona, United StatesFabs, memory & packagingSales, 2022 $7.1B (as of 2022)
Supplies
Supplies Qualcomm
Qualcomm Technologies named Amkor its Supplier of the Year for 2016 in June 2017, for a second year in a row.
Supplies TSMC
A factory in Arizona for advanced packaging of chips from TSMC was announced in November 2023, with a stated cost of $2 billion. In August 2025 the site moved to the Peoria Innovation Core.