EXHIBIT 21 Exhibit 21 Subsidiaries of Tektronix, Inc. Percentage of Voting Name of Subsidiary and Securities Owned by Jurisdiction in Which Organized Immediate Parent __________________________________ ____________________ Tektronix Ges.m.b.H. (Austria) 100% Tektronix GmbH (Germany) 100 Tektronix Canada Inc. (Canada) 100 Tektronix Australia Pty. Limited (Australia) 100 Grass Valley Group Pty. Limited (Australia) 100 Tektronix (France) 100 Tektronix N.V. (Belgium) 100 Tektronix, S.A. de C.V. (Mexico) 100 Tektronix A/S (Denmark) 100 Tektronix S.p.A. (Italy) 100 Tektronix Norge A/S (Norway) 100 Tektronix AB (Sweden) 100 Tektronix Oy (Finland) 100 Tektronix Industria e Comercio Ltda. (Brazil) 100 Tektronix Europe B.V. (The Netherlands) 100 The Grass Valley Group, Inc. (California) 100 GVG International, Ltd. (California) 100 GVG Japan, Ltd. (Japan) 100 Grass Valley International, Inc. (Guam) 100 Tektronix International A.G. (Switzerland) 100 Tektronix Holland N.V. 100 (The Netherlands) Page 2. Exhibit 21 Tektronix U.K. Limited 100 (England) GVG Limited (United Kingdom) 100 Bouwerij Heerenveen N.V. 100 (The Netherlands) Tektronix Espanola, S.A. (Spain) 100 Tektronix Development Company (Oregon) 100 Tektronix Foreign Sales Corporation (Guam) 100 Tektronix China, Limited (Hong Kong) 100 Tektronix Hong Kong Limited (Hong Kong) 100 Tektronix International, Inc. (Oregon) 100 Yangzhong Tektronix Electronic Instrument Co., Ltd. 70 (China) Shanghai Tektronix Electronic Instrument Co., Ltd. 65 (China) Chongqing Tektronix Electronic Instrument Co., Ltd. 60 (China) Tektronix Taiwan, Ltd. (Taiwan) 100 Tektronix Properties, Inc. (Oregon) 100 Tektronix Federal Systems, Inc. (Oregon) 100 Tektronix Asia, Ltd. (Oregon) 100 Tektronix Singapore Pte Ltd (Singapore) 100 Tektronix Europe, Inc.(Oregon) 100 Tektronix Korea, Ltd. (Korea) 100 Hinditron Tektronix Instruments Limited (India) 62 Microwave Logic, Inc. (Massachusetts) 100 Lightworks Editing Systems Limited (United Kingdom) 100 Lightworks Editing System, Inc. (California) 100