EXHIBIT 21.1 PAREXEL INTERNATIONAL CORPORATION LIST OF SUBSIDIARIES OF THE COMPANY PAREXEL OWNERSHIP(1) ------------ 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 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 PAREXEL International 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 Perceptive Informatics, Inc., a Delaware corporation 97.5% 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% PAREXEL ETT, S.L., a corporation organized under the laws of Spain 100% PAREXEL International Inc., a corporation organized under the laws of Japan 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 PPSI, Inc., a Connecticut corporation 100% The Center for Bio-Medical Communication, Inc., a New Jersey corporation 100% PAREXEL International B.V., a corporation organized under the laws of The Netherlands 100% Logos GmbH, a corporation organized under the laws of Germany 100% Placebo B.V., a corporation organized under the laws of The Netherlands 100% PAREXEL Polska SP z.o.o., a corporation 100% organized under the laws of Poland PAREXEL Mirai Magy Arorszag KFt, a corporation organized under 100% the laws of Hungary PAREXEL Medstat Baltic A/S, a corporation 100% organized under the laws of Norway PAREXEL Norway, a corporation organized under the laws of Norway 100% PAREXEL Medstat Rusland A/S, a corporation organized under the laws of Norway 100% Echo Medical B.V., a corporation organized under the laws of The Netherlands 100% Verum, a European Economic Interest Grouping 33% formed under the laws of the United Kingdom PAREXEL Sweden AB, a corporation organized under the laws of Sweden 100% PAREXEL International, S.A., a corporation organized under the laws of Argentina 100% 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% PAREXEL Pty. Ltd., a corporation organized under the laws of South Africa 100% CEMAF SA, a corporation organized under the laws of France 100% FARMOVS PAREXEL Ltd., a corporation organized under the laws of South Africa 60% Biostat S.A., a corporation organized under the laws of France 100% PAREXEL Netherlands B.V., a corporation organized under the laws of The Netherlands 100% (1) Direct and indirect