COGNIZANT CORPORATION EXHIBIT 21
ACTIVE SUBSIDIARIES AS OF JANUARY 31, 1997
State or Other % Ownership
Jurisdiction of 100% except
Name Incorporation as noted
---- --------------- ------------
COGNIZANT ENTERPRISES, INC. Delaware
COGNIZANT HOLDING CORPORATION Delaware
COGNIZANT INDIA HOLDING CORPORATION Delaware
COGNIZANT JAPAN K.K. Japan
SSJ K.K. Japan
IMS Japan Ltd. KK Japan
Nippon Computer Services, Inc. Japan
COGNIZANT SOFTWARE SOLUTIONS CORPORATION Delaware
Cognizant Technology Solutions Corporation Delaware
Cognizant Technology Solutions Canada, Inc. Canada
Dun & Bradstreet-Satyam Software Private Limited India 76.0
CSS Investment Corporation Delaware
CZT India Corporation India
Dun & Bradstreet India Private Limited India
COGNIZANT TRANSPORTATION SERVICES CORPORATION Delaware
CZTIACN TRADEMARKS, L.L.C. Delaware 50.0
DBHC, INC. Delaware
LexHealth, Inc. Illinois
ERISCO, INC. New York
GARTNER GROUP, INC. Delaware 52.3
Gartner Group Pacific Pty Limited Australia
Gartner Group Scandinavia, A/S Demnark
Gartner Group UK Ltd. United Kingdom
Gartner Group France S.A.R.L. France
Gartner Group, GmbH Germany
Gartner Group Italia S.r.l. Italy
Nomos Ricerca Services S.r.l. Italy
Nomos Ricerca S.r.l Italy
Nomos Ricerca Telecomunicazioni S.r.l. Italy
Gartner Group Japan KK Japan
Gartner Group Nederland B.V. Netherlands
Gartner Group Europe Holding B.V. Netherlands
Gartner Group Norge, A/S Norway
Gartner Group Sverige AB Sweden
Gaitner Group Asia, Inc. Delaware
Gartner Credit Corporation Delaware
Gartner Group Europe, Inc. Delaware
Gartner Group Sales, Inc. Delaware
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COGNIZANT CORPORATION EXHIBIT 21
ACTIVE SUBSIDIARIES AS OF JANUARY 31, 1997
State or Other % Ownership
Jurisdiction of 100% except
Name Incorporation as noted
---- --------------- ------------
GARTNER GROUP, INC. (Continued)
GG Hong Kong, Inc. Delaware
G.G. Investment Management, Inc. Delaware
G.G. West Corporation Delaware
Gartner Enterprises, Ltd Delaware
Decision Drivers, Inc. Delaware 81.3
New Science Associates, Ltd. United Kingdom
New Science Limited United Kingdom
Dataquest Incorporated California
Dataquest Asia Pacific Limited Hong Kong
DQ Research Pte. Ltd Singapore
Dataquest Taiwan Limited Taiwan
Dataquest Research (Thailand) Limited Thailand
Dataquest Japan Limited Japan
Dataquest (Korea) Inc. Delaware
Gartner Group FSC, Inc. Virgin Islands
Gartner Group Learning, Inc. Minnesota
J3 Learning Limited United Kingdom
Mindware Training Technologies, Ltd. Ireland
IMS HOLDINGS (U.K.) LIMITED United Kingdom
Intercontinental Medical Statistics Ltd. United Kingdom
Imsworld Publications Ltd. United Kingdom
IMS Sold Out Limited United Kingdom
Medical Direct Mail Organisation Ltd. United Kingdom
PMS International Limited United Kingdom
Pharma Strategy Group Limited United Kingdom
ST Europe Ltd. United Kingdom
S.T. S.A.R.L. France
I.M.S. INTERNATIONAL, INC. Delaware
IMS Australia Pty. Ltd. Australia
Amfac Pty. Limited Australia
Chemdata Pty. Limited Australia
Data Design Hisoft Pty. Limited Australia 50.0
Medrecord Australia Pty. Limited Australia
Permail Pty. Limited Australia
Healthnet Pty. Limited Australia
IMS of Canada Limited Canada
IMS Pacific Litnited Hong Kong
IMS Korea Ltd Korea
IMS (NZ) Limited New Zealand
I.M.S. Portugal~Consultores Internacionais de Marketung Farmaceutico, Lda. Portugal
IMS Internatiorial (South Africa) (Itty.) Ltd. South Africa
I.M.S. Financia, Inc. Delaware
Dun & Bradstreet Germany Holding GmbH Germany
IMS-MIDOC Medizinische Informations, Dokumentations
und Consultinggesellschaft mbH Germany
21-2
COGNIZANT CORPORATION EXHIBIT 21
ACTIVE SUBSIDIARIES AS OF JANUARY 31, 1997
State or Other % Ownership
Jurisdiction of 100% except
Name Incorporation as noted
---- --------------- ------------
I.M.S. INTERNATIONAL, INC. (CONTINUED)
IMS Holding Deutschland GmbH Germany
IFNS Marktforschung GmbH Germany
IMS GmbH Institut fur Medizinische Statistik Germany
IMS Data GmbH Germany
IMS Hellas Ltd. Greece 50.0
GPI Krankenhausforschung Gesellschaft Germany 60.0
Fur Pharma4nformationssysteme m.b.H.
MedVantage GmbH Integriertes Germany 60.0
Datenmanagement im Health Care-Markt
Data Coordination (Israel) Ltd. Israel
IMS Italia S.p.A. Italy
IMS Holding (Belgium) S.A. Belgium
IMS Asia (1989) Pte. Ltd. Singapore
IMS Pharminform Holding AG Switzerland 99.85
Duns Licensing Associates, L.P. Delaware 42.77
Spartan Leasing Corporation Delaware
Corinthian Leasing Corporation Delaware
Pharmadat Marktforschungs-Gesellschaft m.b.H. Austria
Pharmacall Statistik Ges. m.b.H. Austria
Informations Medicales Et Statistiques S.A. Belgium
Pharma Data Boliviana S.R.L Bolivia
IMS Servicos Ltda. Brazil 96.83
Intercomunicaciones Y Servicio de Datos S.A. [a/k Interdata S.A.] Colombia 94.96
IMS Medinform A.S. Czech Republic
IMS Republica Dominicana S.A. Dominican Republic
Datandina Ecuador S.A. Ecuador
IMS Egypt Limited Egypt 99.99
Institute for Medical Statistics Oy Finland
Asserta Centroamerica Medicion de Mercados, S.A. Guatemala
IMS Medinform Hungaria Market Research Services Ltd. Hungary
IMS Data(M)Sdn. Bhd. Malaysia
Interdata S.A. de C.V. Mexico
Informations Medicales & Statistiques S.A.R.L. Morocco
I.M.S. (Nederiand) B.V. Netherlands
IMS Denmark ApS Denmark
Informations Medicales Et Statistiques SA France 75.00
I.M.S. Finance Nederland) B.V. Netherlands
Institute for Medical Statistics Norge A/S Norway
Pharma Data Paraguaya S.R.L. Paraguay
Datandina SA. Peru
Intercontinental Marketing Services Iberica, S.A. Spain
Mercados Y Analisis, S.A. [a/k MASA] Spain
Data Coordination AG Switzerland
PMA Sociedad Anonima Argentina
IMS AG Switzerland
IMS Information Medical Statistics AG Switzerland
IMS Poland Limited Sp. z.o.o. Poland
IMS Sweden AB Sweden
21-3
COGNIZANT CORPORATION EXHIBIT 21
ACTIVE SUBSIDIARIES AS OF JANUARY 31, 1997
State or Other % Ownership
Jurisdiction of 100% except
Name Incorporation as noted
---- --------------- ------------
I.M.S. INTERNATIONAL, INC. (CONTINUED)
RCI Research Consultants AG Switzerland
Marketing Y Datos Limitada [a/k Markdata Ltda.] Chile 99.99
Interstatistik AG Switzerland
IMS Ges m.b.H. Austria
Datec Industria e Comercio, Distribuidora Grafica Brazil 99.99
e Mala Direta Ltda.
IMS Tunisia Tunisia
IMS Tihbi Istatistik Ticaret ve Musavirlik Ltd Sirketi
[a/k IMS Turkiye Ltd.] Turkey
Pharma Data Uruguaya S.A. Uruguay
PMV Dc Venezuela, C.A. Venezuela
Medicare Audit Limited United Kingdom 50.00
Clark-O'Neill, Inc. New Jersey
IMS America, Ltd. New Jersey
Coordinated Management Systems, Inc. Delaware
IMS Software Services, Ltd. Delaware
Intercontinental Medical Statistics International, Ltd. Delaware
Intercontinental Medical Statistics International, Ltd. New York
Media Management Systems, Inc. Delaware
PJH Technology Solutions, Ltd. Delaware
Decision Surveys International (Pty.) Ltd. South Africa
IMSA (Pty.) Ltd. South Africa
IPRA (Pty.) Ltd. South Africa
PMSA (Pty.) Ltd. South Africa
IMS SERVICES NEDERLAND B.V. Netherlands
PILOT SOFTWARE, INC. Delaware
PES (AMSTERDAM) HOLDING EN FINANCE B.V. Netherlands
Pilot Software Pty. Ltd. Australia
Pilot Software Ltd. United Kingdom
Thorn EMI Computer Software Ltd. United Kingdom
Pilot Software S.A.R.L. France
Pilot SQftware GmbH Germany
Pilot Software S.R.L. Italy
Pilot Software B.V. Netherlands
Pilot Software Pte. Ltd. Singapore
Pilot Software AB Sweden
NIELSEN MEDIA RESEARCH, INC. Delaware
Media Licensing Associates, Inc. Delaware
NIELSEN MEDIA RESEARCH LTD. Canada
SALES TECHNOLOGIES, INC. Georgia
Aurum Software, Inc. California
21-4