Press release

Amkor Appoints Mark Rogers as General Counsel

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Amkor Technology, Inc. (NASDAQ: AMKR) today announced that Mark N.
Rogers has joined the Company as executive vice president, general
counsel and corporate secretary, reporting to Steve Kelley, Amkor’s
president and chief executive officer. Rogers succeeds Gil Tily, who has
retired as general counsel.

“We are delighted to welcome Mark as our new general counsel,” said
Kelley. “Mark’s extensive legal experience with global semiconductor and
IT companies makes him a great fit for Amkor.”

Mark has more than 25 years of corporate legal and transaction
experience. He joins Amkor after five years at ON Semiconductor, where
he served as assistant general counsel, assistant corporate secretary
and in other key legal roles. Mark’s work experience also includes 11
years with Insight Enterprises as associate general counsel, and private
practice with the law firms of Fennemore Craig and Quarles & Brady.

Mark holds an A.B. from Brown University and a J.D. from New York
University School of Law.

About Amkor

Amkor Technology, Inc. is one of the world’s largest providers of
outsourced semiconductor packaging and test services. Founded in 1968,
Amkor pioneered the outsourcing of IC packaging and test, and is now a
strategic manufacturing partner for more than 250 of the world’s leading
semiconductor companies, foundries and electronics OEMs. Amkor’s
operational base includes production facilities, product development
centers, and sales and support offices located in key electronics
manufacturing regions in Asia, Europe and the USA. For more information,