Exhibit 21.1

SUBSIDIARIES OF AUTODESK, INC.,

a Delaware Corporation

as of January 31, 2008

Subsidiary Name	Jurisdiction of Incorporation
ADSK Canada Inc.	Canada
Autodesk AB	Sweden
Autodesk S.A.	Switzerland
Autodesk de Argentina S.A.	Argentina
Autodesk Asia Pte Ltd.	Singapore
Autodesk Australia Pty Ltd.	Australia
Autodesk do Brasil Ltda	Brazil
Autodesk B.V.	Netherlands
Autodesk Canada Co.	Canada
Autodesk Design Software (Shanghai) Co, Ltd.	China
Autodesk Development B.V.	Netherlands
Autodesk Development S.a.r.l.	Switzerland
Autodesk (EMEA) S.a.r.l.	Switzerland
Autodesk Far East Ltd.	Hong Kong
Autodesk GesmbH	Austria
Autodesk GmbH	Germany
Autodesk Hungary Kft	Hungary
Autodesk India Private Limited	India
Autodesk International Holding Co.	Delaware
Autodesk Korea Ltd.	South Korea
Autodesk Limited	United Kingdom
Autodesk Ltd. Japan	Japan
Autodesk Yazilim Hizmetleri Ticaret Limited Sirketi (Autodesk Limited Sirketi)	Turkey
Autodesk de Mexico S.A. de C.V.	Mexico
Autodesk, S.A.	Spain
Autodesk S.A.S.	France

Autodesk S.p.A.	Italy
Autodesk Software Lda.	Portugal
Autodesk Software (China) Co., Ltd.	China
Autodesk Spo. z o.o.	Poland
Autodesk Spol. S.R.O.	Czech Republic
Autodesk, Taiwan Ltd.	Taiwan
Autodesk de Venezuela S.A.	Venezuela
Limited Liability Company Autodesk (CIS)	Russia
Hanna Strategies Holdings, Inc.	Delaware
Hanna Strategies, LLC	Georgia
Hanna Strategies Ltd.	China
Hanna Strategies PVT, Ltd.	India
Robobat S.A.	France
Robobat North America, Inc.	Canada
Robobat (UK) Limited	United Kingdom
SCI Topole	France
PlassoTech, Inc.**	California
NavisWorks (UK) Limited**	United Kingdom
NavisWorks Limited**	United Kingdom
NavisWorks, Inc.**	Arizona
Autodesk (Europe) S.A.**	Switzerland
Autodesk Canada Inc.**	Canada
Systemes Alias Quebec Inc.**	Canada
Alias Systems Limited**	United Kingdom
Alias Systems Korea Limited Company**	South Korea
Alias Systems Singapore Pte. Ltd.**	Singapore

** Inactive subsidiaries; subsidiaries scheduled to be wound up