1 EXHIBIT 21.1 PAREXEL INTERNATIONAL CORPORATION LIST OF SUBSIDIARIES OF THE COMPANY PAREXEL OWNERSHIP(1) ------------ Barnett International, LLC, a Delaware limited liability company 100% PAREXEL International Holding Corporation, a Delaware corporation 100% PAREXEL International, L.P., a Delaware limited partnership 100% PAREXEL International, LLC, a Delaware limited liability company 100% PAREXEL International Securities Corporation, a Massachusetts corporation 100% PAREXEL International Inc., a Delaware corporation 100% PAREXEL Government Services, Inc., a Delaware corporation 100% PAREXEL International Trust, a Massachusetts Business Trust 100% PAREXEL Unternehmens beteiligung GmbH, a corporation organized under 100% the laws of Germany PAREXEL GmbH Independent Pharmaceutical Research Organization, a 100% Corporation organized under the laws of Germany PAREXEL International Limited, a corporation organized under the laws of the 100% United Kingdom AFB CLINLAB Laborleistungs - Organisationgesellschaft GmbH, a 100% corporation organized under the laws of Germany PAREXEL International SARL, a corporation organized under the laws of 100% France PAREXELInternational SRL, a corporation organized under the laws of Italy 100% PAREXEL International Pty Ltd., a corporation organized under the laws of 100% Australia PAREXEL International S.L., a corporation organized under the laws of Spain 100% PAREXEL International Medical Marketing Services, Inc., a 100% Virginia corporation PAREXEL International (Lansal) Limited, a corporation organized under the 100% laws of Israel Advanced Technology & Informatics, Inc., a Delaware corporation 100% Caspard Consultants, a corporation organized under the laws of France 100% Sitebase Clinical Systems, Inc., a Massachusetts corporation 100% PAREXEL S-Cubed Limited, a corporation organized under the laws of the 100% United Kingdom PAREXEL ClinNet Limited, a corporation organized under the laws of the 100% United Kingdom Pharmon, Ltd., a corporation organized under the laws of Liechtenstein 100% Rescon, Inc., a Virginia corporation 100% PAREXEL ETT, S.L., a corporation organized under the laws of Spain 100% PAREXEL International KK, a corporation organized under the laws of Japan 100% KMI/PAREXEL, LLC., a Delaware limited liability company 100% PAREXEL International Holding BV, a corporation organized under the law of 100% the Netherlands PAREXEL International sp. z.o.o., a corporation organized under the laws of 100% Poland PAREXEL MMS Europe Limited, a corporation organized under the laws of 100% the United Kingdom Genesis Pharma Strategies Ltd., a corporation organized under the laws of the 100% United Kingdom Creative Communications Solutions, Ltd., a corporation organized under the 100% laws of the United Kingdom PPS International Communications Ltd., a corporation organized under the laws 100% of the United Kingdom Pharos Healthcare Communications Ltd., a corporation organized under the 100% laws of the United Kingdom HealthEd Communications, Inc., a Connecticut Corporation 100% Pharos Healthcare Communications, Inc., a Connecticut corporation 100% The Center for Bio-Medical Communication, Inc., a New Jersey corporation 100% Cambridge Medical Publications Ltd., a corporation organized under the laws 100% of the United Kingdom Til Occam Limited, a corporation organized under the laws of the 100% United Kingdom Til (Medical) Limited, a corporation organized under the laws of the 100% United Kingdom Mirai B.V., a corporation organized under the laws of the Netherlands 100% Logos GmbH, a corporation organized under the laws of Germany 100% Translation GmbH, a corporation organized under the laws of Germany 75% Placebo B.V., a corporation organized under the laws of the Netherlands 100% PAREXEL Mirai Polska SP z.o.o., a corporation 100% organized under the laws of Poland 2 PAREXEL OWNERSHIP(1) ------------ PAREXEL Mirai Magy Arorszag KFt, a 100% corporation organized under the laws of Hungary Medstat Research A/S, a corporation 100% organized under the laws of Norway PAREXEL Medstat Baltic A/S, a corporation 100% organized under the laws of Norway PAREXEL Medstat Baltic, a corporation 100% organized under the laws of Lithuania PAREXEL Medstat Russia A/S, a corporation 100% organized under the laws of Norway PAREXEL Medstat A/S, a corporation organized 100% under the laws of Norway Echo Medical B.V., a corporation organized 100% under the laws of the Netherlands Verum, a European Economic Interest Grouping 67% formed under the laws of the United Kingdom PAREXEL Medstat AB, a corporation 100% organized under the laws of Sweden PAREXEL International, S.A., a corporation organized under the laws of 100% Argentina Groupe PharMedicom S.A., a corporation organized under the laws of France 100% Droit & Pharmacie S.A., a corporation organized under the laws of France 100% Biostat SA, a corporation organized under the laws of France 100% Cercles SARL, a corporation organized under the laws of France 100% PAREXEL Biodat GmbH, a corporation organized under the laws of Germany 100% PAREXEL Pty. Ltd., a corporation organized under the laws of South Africa 100% CEMAF SA, a corporation organized under the laws of France 100% (1) Direct and indirect