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
Max-Viz, Inc. 100%  Oregon, USA
Peco, Inc. 100%  Oregon, USA
Ballard Technology, Inc. 100%  Washington, USA
Astronics Advanced Electronic Systems Corp. 100%  Washington, USA
LSI - 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
Armstrong Aerospace, Inc. 100%  Illinois, USA
Astronics Custom Controls Concepts Inc.100%  Washington, USA
Astronics Connectivity Systems and Certification Corp.100%  Illinois, USA
Freedom Communication Technologies, Inc.100%  Texas, USA
Diagnosys Holdings Inc. 100%  Delaware, USA
Diagnosys Inc.100%  Delaware, USA
Diagnosys (Pinpoint) Inc.100%  Florida
Diagnosys (Customer Support) Inc.100%  Florida
Diagnosys Systems, Inc. 100%  Delaware
Diagnosys Ferndown Limited100%  England
Diagnosys GmbH100%  Germany
Diagnosys Electronics (I) Private Limited 100%  India
Astronics Europe100%  France
Astronics Connectivity Systems & Certification Ukraine100%  Ukraine
Huizhou Telefonix Co., Ltd.100%  China
Alliance Technology HK Limited100%  Hong Kong