COMPUTER SCIENCES CORPORATION
EXHIBIT 21, Significant Active Subsidiaries and Affiliates
As of April 3, 1998
State of Percentage
Name Incorporation of Ownership
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Aerospace Center Support (Partnership) Tennessee 55
Alliance-One Services, Inc. Delaware 100
Autec Range Services (Partnership) Florida 50
Calva Realty Corporation Nevada 100
Century Corporation Nevada 100
CSC Credit Services, Inc. Texas 100
CSC Enterprises, Inc. Nevada 100
CSC Enterprises (Partnership) Delaware 99.8775
CSC Holdings Inc. Nevada 100
Credit Bureau of Tulsa, Inc. Oklahoma 100
CSC Accounts Management, Inc. Texas 100
CSC Credit Services, Inc. California 100
CSC Accounts Resolution, Inc. Nevada 100
CSC Domestic Enterprises, Inc. Nevada 100
CSC International Consulting AB Sweden 100
CSC Outsourcing Inc. Nevada 100
CSC Professional Services Group, Inc. Maryland 100
Information Technology Solutions, Inc. Virginia 100
CSC Foreign Enterprises, Inc. Nevada 100
CSC Computer Sciences S.A. France 100
CSC Infogerance S.A. France 100
Computer Sciences Canada Inc. Canada 100
Computer Sciences Corporation Continuum - Informatica, Lda Portugal 100
Computer Sciences Raytheon (Partnership) Florida 60
Continuum (Australia) Holdings Ltd. Delaware 100
CSC Financial Services Group Limited Australia 100
Computations Australia Pacific Limited Australia 100
Computations Financial Systems Limited Australia 100
Computations Insurance Systems Limited Australia 100
Computations International Insurance Systems Limited Australia 100
Computations Services (M) Sdn Bhd Malaysia 100
Continuum Europe B.V. Netherlands 100
Paxus Corporation Limited Australia 100
Capsco Pty. Limited Australia 100
Idaps Investments Pty. Ltd Australia 100
CSC Computer Sciences Pte Limited Singapore 100
Continuum Software Services (Malaysia) Sdn Bhd Malaysia 100
PT Continuum Indonesia Indonesia 100
Idaps Information Services Limited New Zealand 100
Paxus Corporation Limited New Zealand 100
CSC New Zealand Limited New Zealand 100
CSC Financial Services Group (Hong Kong) Limited Hong Kong 100
Paxus Information Services (Hong Kong) Limited Hong Kong 100
Continuum Canada Inc. Canada 100
Paxus N.V. Netherlands Antilles 100
Continuum (UK) Holdings Limited United Kingdom 100
Computer Sciences International A/S Norway 100
CSC Corporation Limited United Kingdom 100
Paxus Australia Pty. Limited Australia 100
Paxus Broker Services Ltd. Australia 100
Continuum (Deutschland) GmbH Germany 100
Continuum France SARL France 100
COMPUTER SCIENCES CORPORATION
EXHIBIT 21, Significant Active Subsidiaries and Affiliates
As of April 3, 1998
State of Percentage
Name Incorporation of Ownership
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Continuum (Ireland) Limited Ireland 100
CPK (Partnership) Hawaii 55
CSC Australia Pty. Limited Australia 100
Computer Sciences Corporation (NZ) Limited New Zealand 100
CSC Computer Management A/S Denmark 87.5
CSC Computer Sciences B.V. Netherlands 100
Continuum Services B.V. Netherlands 100
CSC Kobra Beheer B.V. Netherlands 100
CSC Services Management B.V. Netherlands 100
CSC Computer Sciences Iberica, S.A. Spain 100
CSC Computer Sciences Italia S.p.A. Italy 100
CSC Computer Sciences Limited United Kingdom 100
CSC Investment Services Management Limited United Kingdom 75
CSC Computer Sciences N.V./S.A. Belgium 100
CSC Computer Sciences S.A. Luxembourg 100
Experteam S.A./N.V. Belgium 60
CSC Computer Sciences SARL Switzerland 100
CSC Computer Sciences Services Management GmbH Germany 100
CSC Computer Sciences VOF/SNC (Partnership) Belgium 100
CSC Consulting, Inc. Massachusetts 100
Onward Technologies, Inc. Massachusetts 100
CSC Continuum (Japan) Inc. Delaware 100
CSC Continuum (UK) Limited United Kingdom 100
CSC Danmark A/S Denmark 75
CSC Information Systems A/S Denmark 70
Dansk Datalab ApS Denmark 100
CSC Financial Services Limited United Kingdom 100
Computer Sciences Corporation Services (Pty) Limited South Africa 100
Continuum Direct Limited United Kingdom 100
CSC Foreign Sales Corporation Barbados 100
CSC Geographic Technologies Inc. Nevada 100
CSC Healthcare Inc. California 100
CSC Index Limited United Kingdom 100
Kalchas Limited United Kingdom 100
CSC International Systems Management Inc. Nevada 100
CSC Asset Management Inc. Nevada 100
CSC Logic, Inc. Texas 100
CSC Ploenzke AG Germany 75.00025
CSC Ploenzke (Austria) GmbH Austria 100
CSC Ploenzke Consulting GmbH Germany 100
CSC Ploenzke IT - Services GmbH Germany 100
CSC Ploenzke, S.A. Spain 100
CSC Ploenzke (Schweiz) AG Switzerland 76
CSC Ra Group Limited United Kingdom 100
CSC Ventures, Inc. Nevada 100
Fairfax Ventures, Inc. Nevada 100
GfAI (Slovensko) s.r.o. Slovakia 100
GfAI Telematica s.r.o. Czech Republic 100
Hogan Systems GmbH Germany 100
Hogan Systems Pty. Limited Australia 100
Quotel Insurance Systems Limited United Kingdom 100
SOCS S.A. France 100