EXHIBIT 21
DRS TECHNOLOGIES, INC.
SUBSIDIARIES OF THE COMPANY AS OF MARCH 31, 2000
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Subsidiary Place of Incorporation
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DRS Electronic Systems, Inc. United States of America
(Delaware)
DRS Technical Services, Inc. United States of America
(Delaware)
DRS Systems Management Corporation United States of America
(Delaware)
DRS Laurel Technologies LP United States of America
(Delaware)
DRS Precision Echo, Inc. United States of America
(Delaware)
DRS Ahead Technology, Inc. United States of America
(Delaware)
DRS Photronics, Inc. United States of America
(New York)
DRS Optronics, Inc. United States of America
(Delaware)
DRS Technologies Canada, Inc. United States of America
(Delaware)
DRS Technologies Canada Company Canada (Nova Scotia)
DRS Technologies (UK) Ltd. United Kingdom
DRS Hadland Ltd. United Kingdom
DRS Hadland GmbH Federal Republic of Germany
DRS Hadland, Inc. United States of America
(Delaware)
DRS Air, Inc. United States of America
(Delaware)
DRS/MS, Inc. United States of America
(Delaware)
DRS International, Inc. United States of America
(Delaware)
Diagnostic/Retrieval Systems (DRS) Technologies Netherlands
Parsippany B.V.
DRS Ahead Technology, Inc. Republic of Bulgaria
(Bulgaria) AD
NAI Technologies, Inc. United States of America
(New York)
DRS Rugged Systems (Europe) Ltd. United Kingdom
DRS Rugged Systems (Australia) Pty. Ltd. Australia
DRS Data Systems (Europe) Ltd. United Kingdom
DRS Rugged Systems (Europe) Products Ltd. United Kingdom
DRS Rugged Systems, Inc. United States of America
(Colorado)
DRS Advanced Programs, Inc. United States of America
(New York)
DRS FPA, Inc. United States of America
(Delaware)
DRS Infrared Technologies, LP United States of America
(Delaware)
DRS Sensor Systems, Inc. United States of America
(Delaware)
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