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EXHIBIT 21.1
SUBSIDIARIES OF WESTAR INDUSTRIES, INC.
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Entity Jurisdiction
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Protection One, Inc., Delaware
Protection One Alarm Monitoring, Inc. Delaware
Sentry Protective Alarms, Inc. (CA) California
Network MultiFamily Security Corporation Delaware
Protection One Alarm Monitoring of Mass., Inc. Delaware
Security Monitoring Services, Inc. Florida
ComSec Narragansett Security, Inc. Delaware
ComSec Systems, Inc. Delaware
ComSec Systems of Eastern Mass., Inc. Delaware
ComSec Systems of Mass., Inc. Delaware
Protection One International, Inc. Delaware
Protection One Canada, Inc. Ontario
Canguard, Inc. Ontario
Protection One France, EURL France
Compagnie Europeenne de Telesecurite France
Actar France
Aldus France
Surveillance Electronique de France France
CET Benelux, S.A. Belgium
CET Swisse Switzerland
CET Technishe Sicherheirsdienste GbmH Germany
Croise Laroch France
E.S. Beveiliging Belgium
Eurocontact France
Europ Telesecurite France
France Reseau Telesecurite France
Protection One U.K., Inc. United Kingdom
Protection One Investments, Inc. Delaware
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