Exhibit 21.01

CADENCE DESIGN SYSTEMS, INC.
SUBSIDIARIES OF THE REGISTRANT

The Registrant’s subsidiaries and the state or country in which each is incorporated or organized are as follows:

849 College Avenue, Inc.		California, U.S.A.
Ambit Design Systems, Inc.		California, U.S.A.
Axis Systems International Holding Limited Partnership		Cayman Islands
Axis Systems LLC		Delaware, U.S.A.
Beijing Cadence Electronics Technology Co., Ltd.		People’s Republic of China
Cadence China Ltd.		Hong Kong
Cadence Credit Corporation		Delaware, U.S.A.
Cadence Design (Israel) II, Ltd.		Israel
Cadence Design Foundry UK Ltd.		United Kingdom
Cadence Design Systems (Canada) Limited		Canada
Cadence Design Systems (Cyprus) Limited		Cyprus
Cadence Design Systems (India) Private Ltd.		India
Cadence Design Systems (Ireland) Limited		Ireland
Cadence Design Systems (Israel) Limited		Israel
Cadence Design Systems (Japan) B.V.		The Netherlands
Cadence Design Systems (S) Pte Ltd.		Singapore
Cadence Design Systems (Taiwan) B.V.		The Netherlands
Cadence Design Systems AB		Sweden
Cadence Design Systems Asia Ltd.		Hong Kong
Cadence Design Systems B.V.		The Netherlands
Cadence Design Systems Business Services Limited		Hungary
Liability Company
Cadence Design Systems GmbH		Germany
Cadence Design Systems IB.V.		The Netherlands
Cadence Design Systems Limited		United Kingdom
Cadence Design Systems LLC		Russia
Cadence Design Systems Ltd.		Bermuda
Cadence Design Systems Management (Shanghai) Co., Ltd.		People’s Republic of China
Cadence Design Systems S.A.S.		France
Cadence Design Systems S.r.l.		Italy
Cadence Group		Ireland
Cadence International (Cyprus) Limited		Cyprus
Cadence International Limited		Ireland
Cadence International Sales Corporation		U.S. Virgin Islands
Cadence Korea Ltd.		Korea
Cadence Netherlands B.V.		The Netherlands

Cadence Nippon Finance, LLC		Delaware, U.S.A.
Cadence Receivables Consolidation Corporation		Delaware, U.S.A.
Cadence Receivables Credit Corporation TYK		Japan
Cadence Taiwan, Inc.		Taiwan
Cadence Technology Limited		Ireland
Castlewilder		Ireland
Celestry Design Technologies, Inc.		California, U.S.A.
Chip Estimate Corp.		Delaware, U.S.A.
Clear Shape Technologies, Inc.		Delaware, U.S.A.
CommandCAD, Inc.		Delaware, U.S.A.
Daffodil Acquisition II, Inc.		Delaware, U.S.A.
Get2Chip.com, Inc.		California, U.S.A.
Invarium, Inc.		Delaware, U.S.A.
K2 Technologies, Inc.		Utah, U.S.A.
Neolinear, Inc.		Delaware, U.S.A.
OrCAD, Inc.		Delaware, U.S.A.
QDA, Inc.		California, U.S.A.
Quickturn Design Systems, Inc.		Delaware, U.S.A.
Silicon Perspective Corporation-Canada		Canada
SpinCircuit Technologies India Private Limited		India
Symbionics Group Limited		United Kingdom
Synthesia AB		Sweden
Tality Canada Corporation		Canada
Tality India Services Private Ltd		India
TVP I LLC		Delaware, U.S.A.
TVP II LLC		Delaware, U.S.A.
TVP III LLC		Delaware, U.S.A.
Verisity Design KK		Japan
Verisity Design, Inc.		California, U.S.A.
Verplex Systems, Inc.		California, U.S.A.