EX-21 3 atro-20231231xex21.htm EX-21 Document

EXHIBIT 21

ASTRONICS CORPORATION

SUBSIDIARIES OF THE REGISTRANT

SubsidiaryOwnership PercentageState (Province), Country of Incorporation
Astronics Test Systems Inc. 100%Delaware, USA
Astronics DME LLC 100%Florida, USA
Astronics AeroSat Corporation 100%New Hampshire, USA
Luminescent Systems, Inc. 100%New York, USA
Astronics Air LLC 100%New York, USA
Peco, Inc. 100%Oregon, USA
Astronics Advanced Electronic Systems Corp. 100%Washington, USA
Luminescent Systems Europe B.V.B.A. 100%Belgium
Luminescent Systems Canada Inc. 100%Quebec, Canada
PGA Electronic s.a. 100%France
Astronics France 100%France
Astronics Air II LLC 100%New Hampshire, USA
Astronics Connectivity Systems & Certification Corp.100%Illinois, USA
Freedom Communication Technologies Inc.100%Delaware, USA
Diagnosys Holdings Inc. 100%Delaware, USA
Diagnosys Inc.100%Delaware, USA
Diagnosys (Pinpoint) Inc.100%Florida, USA
Diagnosys (Customer Support) Inc.100%Florida, USA
Diagnosys Systems, Inc. 100%Delaware, USA
Diagnosys Ferndown Limited100%England
Diagnosys GmbH100%Germany
Diagnosys Electronics (I) Private Limited 100%India
Astronics Connectivity Systems & Certification Ukraine100%Ukraine
Huizhou Telefonix Technology Co., Ltd.100%China
Alliance Technology HK Limited100%Hong Kong