<DOCUMENT>
<TYPE>EX-21.0
<SEQUENCE>14
<FILENAME>y02662exv21w0.txt
<DESCRIPTION>SUBSIDIARIES OF THE REGISTRANT
<TEXT>
<PAGE>

                                                                    EXHIBIT 21.0

                           SUBSIDIARIES OF THE COMPANY

The following are the Company's subsidiaries as of the close of the fiscal year
ended June 30, 2004. All beneficial interests are wholly-owned, directly or
indirectly, by the Company and are included in the Company's consolidated
financial statements.

<TABLE>
<CAPTION>

                                                           State or Jurisdiction
Name                                                           of Organization
----                                                     ---------------------
<S>                                                      <C>
Alarm Lock Systems, Inc.                                           Delaware

Continental Instruments, LLC                                       New York

Napco Security Systems International, Inc.                         New York

Napco/Alarm Lock Exportadora, S.A.                           Dominican Republic

Napco/Alarm Lock Grupo Internacional, S.A.
(formerly known as NSS Caribe, S.A.)                         Dominican Republic

Napco Group Europe, Limited                                        England
</TABLE>

                                      E-18

                                      E-121


</TEXT>
</DOCUMENT>