1 EXHIBIT 21.01 SYMANTEC CORPORATION SUBSIDIARIES OF SYMANTEC Name of Subsidiary State and/or Country of Incorporation - -------------------------------------------- -------------------------------------- 1087013 Ontario Limited Canada 20/20 Software, Inc. Oregon, USA AXENT EMEA Ltd. United Kingdom AXENT Technologies, Inc. Delaware, USA AXENT Technologies I, Inc. Delaware, USA AXENT Technologies BV Netherlands AXENT Technologies KK Japan AXENT Technologies Ltd. United Kingdom AXENT Technologies SARL France CKS Limited United Kingdom Datamedia Corporation Delaware, USA Datastorm Technologies, Inc. Missouri, USA Delrina (Canada) Corporation Canada Delrina (Delaware) Corporation Delaware, USA Delrina (Germany) GmbH Germany Delrina (Wyoming) Limited Liability Company Wyoming, USA Delrina Corporation Canada Delrina International Corporation Barbados DESQaway, USA New York, USA Inset Systems, Inc. Connecticut, USA Louisiana Acquisition, LLC Delaware, USA Louisiana Western Acquisition, Inc. Louisiana, USA Quarterdeck Corporation Delaware, USA Quarterdeck France SARL. France Quarterdeck Office Systems Canada, Inc. Canada Quarterdeck Office Systems Espana SL Spain Quarterdeck Office Systems GmbH Germany Quarterdeck Office Systems Pty. Ltd. Australia Quarterdeck Select Corporation Florida, USA Raptor Securities Corporation Maryland Raptor Systems Deutschland GmbH Germany Symantec (Deutschland) GmbH Germany Symantec (Japan) KK Japan Symantec (Singapore) PTE Ltd. Singapore Symantec (UK) Holding, Ltd. United Kingdom Symantec (UK) Ltd. ("Symantec UK") United Kingdom Symantec Argentina S.R.L. Argentina Symantec Australia Pty. Ltd. Australia Symantec (Belgium) B.V.B.A. Belgium Symantec Corporation (Malaysia) Sdn. Bhd. Malaysia Symantec de Mexico S.A. de C.V. Mexico Symantec do Brasil Ltda. Brazil Symantec EURL France Symantec Financing B.V. Netherlands 2 Name of Subsidiary State and/or Country of Incorporation - -------------------------------------------- -------------------------------------- Symantec Finland Oy Finland Symantec Foreign Holding, Inc. Delaware, USA Symantec Foreign Holding II, Inc. Delaware, USA Symantec Foreign Sales Corporation Barbados Symantec Hong Kong Ltd. Hong Kong Symantec Information Technology (Beijing) Ltd. Beijing, China Symantec Israel Ltd. Israel Symantec Korea Ltd. Korea Symantec Limited Ireland Symantec Network Security PLC United Kingdom Symantec New Zealand Limited New Zealand Symantec Nordic A.B. Sweden Symantec S.A. (Pty) Ltd. South Africa Symantec Security Services - Federal, Inc. Delaware, USA Symantec Security Services Ltd. United Kingdom Symantec Spain S.L. Spain Symantec SRL Italy Symantec Switzerland AG Switzerland Symantec Taiwan Limited Taiwan Symantec Technology Development Ltd. United Kingdom Zortech (UK) Ltd. United Kingdom Zortech Limited ("Zortech") United Kingdom