PAGE 1 Exhibit 21 SUBSIDIARIES OF THE COMPANY Jurisdiction of Incorporation or Name of Subsidiary Organization - ------------------ ---------------- American Demographics, Inc. New York Dow Jones AER Company, Inc. Delaware Economic Research Company, Inc. Delaware Dow Jones Canada, Inc. Canada Dow Jones Financial Publishing Corp. Delaware Dow Jones Information Services International (HK) Ltd. Hong Kong Dow Jones International Marketing Services (U.K.), Ltd. United Kingdom Dow Jones International Marketing Services GmbH Germany Dow Jones Newsprint Company, Inc. Delaware Dow Jones Printing Company (Asia), Inc. Delaware Dow Jones Publishing Company (Asia), Inc. (90% owned) Delaware Dow Jones Broadcasting (Asia), Inc. Delaware Dow Jones Broadcasting (Europe), Inc. Delaware Dow Jones Broadcasting (USA), Inc. Delaware Dow Jones Publishing Company (Europe), Inc. Delaware Dow Jones Real Estate Development Corporation Delaware Dow Jones Southern Holding Company, Inc. Delaware Dow Jones Virginia Company, Inc. Delaware Dow Jones Ventures I, Inc. Delaware Dow Jones Ventures II, Inc. Delaware Dow Jones Ventures III, Inc. Delaware Federal Filings, Incorporated Delaware Nanbei Ltd (50% owned) Turks and Caicos National Delivery Service, Inc. Delaware Ottaway Newspapers, Inc. Delaware News-Sun, Inc. Arizona The Inquirer & Mirror, Inc. Massachusetts Portuguese-American Publications, Inc. Massachusetts Review Publishing Company Limited Hong Kong The China Phone Book Co. Ltd. Hong Kong Dow Jones Telerate Holdings, Inc. Delaware Dow Jones Telerate Canada Inc. Ontario Dow Jones Telerate Systems, Inc. California Telerate Research & Development Pte Ltd Singapore Dow Jones Telerate, Inc. New York Dow Jones Telerate Sports, Inc. Delaware CompuTrac, Inc. Louisiana Dow Jones Telerate Software, Inc. Delaware Dow Jones Telerate Puerto Rico, Inc. Delaware Telerate Financial Services Co. Delaware Telerate International Inc. Delaware Telerate International Limited United Kingdom PAGE 2 Jurisdiction of Incorporation or Name of Subsidiary Organization - ------------------ ---------------- Dow Jones Telerate International Company (100% owned Partnership) Delaware Dow Jones Telerate (Panama) Inc. Panama Servicios Informativos Telerate Systems (Chile) Limitada Chile Dow Jones Telerate (Asia-Pacific) Singapore Pte Ltd Singapore Dow Jones Telerate (Australia) Pty Limited Australia Telerate (Bahamas) Limited Bahamas Dow Jones Telerate Belgium SA Belgium Dow Jones Telerate Danmark A/S Denmark Dow Jones Telerate Limited United Kingdom Dow Jones Telerate Finland OY Finland Dow Jones Telerate France SA France Dow Jones Telerate Ireland Limited Ireland Dow Jones Telerate Netherlands BV Netherlands Dow Jones Telerate Espana S.A. Spain Dow Jones Telerate Sweden AB Sweden Dow Jones Telerate (Thailand) Limited Thailand Dow Jones Telerate Technical Services Limited United Kingdom Telefin SA Greece Dow Jones Telerate (Switzerland) AG Switzerland Dow Jones Telerate Argentina Limitada S.A. Argentina Dow Jones Telerate (Singapore) Pte Ltd Singapore Dow Jones Telerate de Venezuela, C.A. Venezuela Dow Jones Telerate (Hong Kong) Limited Hong Kong Dow Jones Telerate (Asia Pacific) Limited Hong Kong Dow Jones Telerate Financial Information Delaware Services, Inc. Telerate Finansal Sistemler A.S. Turkey Dow Jones Telerate Informacao Financeira, Lda. Portugal Dow Jones Telerate Ges.m.b.H. Austria Dow Jones Telerate Luxembourg SARL Luxembourg Dow Jones Telerate (New Zealand) Ltd. New Zealand Advance Pacific Limited Cook Islands Telerate Uruguay S.A. Uruguay Dow Jones Telerate GmbH Germany Dow Jones Telerate Norway AS Norway Dow Jones Telerate Cyprus Limited Cyprus Dow Jones Telerate (South Africa) (Pty) Limited South Africa Dow Jones Telerate Italia s.r.l. Italy Dow Jones Telerate (Malaysia) SDN BHD Malaysia All of the above subsidiaries are included in the consolidated financial statements.