EX-21.1 3 ex211-listofsubsidiariesfo.htm EX-21.1
EXHIBIT 21.1
LIST OF REGISTRANT'S SUBSIDIARIES

SUBSIDIARY NAME | JURISDICTION OF ORGANIZATION
FormFactor International, Inc. | Delaware, United States
FormFactor, K.K. | Japan
FormFactor Korea, Inc. | South Korea
FormFactor Singapore Pte. Ltd. | Singapore
FormFactor GmbH | Germany
Advanced Temperature Test Systems GmbH | Germany
Keystone Photonics GmbH | Germany
FormFactor SASU | France
High Precision Devices, Inc. | Colorado, United States