Entity Name:

State or Jurisdiction Of

Incorporation

Percentage of Voting

Securities Owned

Teradyne (Asia) Pte., Ltd.

Singapore

 100 %*

Teradyne Canada Limited

Canada

 100 %

Teradyne de Costa Rica S.R.L.

Costa Rica

 100 %

Teradyne GmbH

Germany

 100 %*

Teradyne Holdings Denmark ApS

Denmark

                           100%*

Teradyne International Holdings B.V.

The Netherlands

 100 %

Teradyne International UK Holdings Ltd.

United Kingdom

                           100%*

Teradyne Israel Limited

Israel

                         100%

Teradyne Italia SrL

Italy

 100 %*

Teradyne K.K.

Japan

 100 %

Teradyne Korea Ltd.

Korea

 100 %*

Teradyne Limited

United Kingdom

 100 %*

Teradyne Malaysia Sdn. Bhd.

Malaysia

                           100%*

Teradyne Philippines Limited

Delaware

 100 %

Teradyne SAS

France

 100 %

Teradyne (Shanghai) Co., Ltd

Peoples Republic of China

 100 %*

Teradyne Taiwan LLC

Delaware

 100 %*

Teradyne Thailand Limited.

Delaware

 100 %

GenRad, LLC

Delaware

 100 %

Herco Technology Corp.

California

 100 %

P.L.S.T., Inc. (f/k/a Perception Laminates, Inc.)

California

 100 %

Eagle Test Systems, Inc.

Delaware

 100 %

Nextest Systems Corporation

Delaware

 100 %

Lemsys SA

Switzerland

                              100%*

LitePoint Corporation

Delaware

 100 %

LitePoint Europe A/S

Denmark

 100 %*

LitePoint Technology Limited

Hong Kong

 100 %*

LitePoint Technology (Shanghai) Company Ltd.

Peoples Republic of China

 100 %*

LitePoint Vietnam Limited

Socialist Republic of Vietnam

                             100%*

Mobile Industrial Robots, Inc.

Delaware

                          100%*

Teradyne Robotics, Inc. (f/k/a MiR Global, Inc.)

Delaware

                        100%

MiR Robots (Shanghai) Co. Ltd.

Peoples Republic of China

                          100%*

Teradyne Robotics A/S (successor to merger between Universal Robots A/S and Mobile Industrial Robots A/S)

Denmark

                          100%*

Universal Robots (India) Pte. Ltd.

India

                          100%*

Universal Robots (Shanghai) Co. Ltd.

Peoples Republic of China

                          100%*

Universal Robots (USA), Inc.

Delaware

                          100%*

Teradyne Robotics (Germany) GmbH

Germany

                          100%*

Teradyne Robotics (Spain) S.L.

Spain

                          100%*

Universal Robots Mexico S.A. de C.V.

Mexico

                          100%*

Universal Robots (UK) Ltd…………………………….

United Kingdom

       100%*

UR Technology (Shanghai) Co. Ltd.

People Republic of China

                          100%*