EXHIBIT 21.1
SUBSIDIARIES
PRESENT SUBSIDIARIES
Entity Name | State or Jurisdiction Incorporation | Percentage of Voting Securities Owned | |||
Teradyne Assembly Holdings Ltd | United Kingdom | 100 | % | ||
Teradyne Assembly Limited | United Kingdom | 100 | % | ||
Teradyne ATE (Wuxi) Co., Ltd | People’s Republic of China | 100 | % | ||
Teradyne Benelux, Inc. (Ltd.) | Delaware | 100 | % | ||
Teradyne Canada Limited | Canada | 100 | % | ||
Teradyne Connection Systems de Mexico, S.A. de C.V. | Mexico | 100 | % | ||
Teradyne Connection Systems SDN BHD | Malaysia | 100 | % | ||
Teradyne Connections Systems (Shanghai) Co., Ltd | People’s Republic of China | 100 | % | ||
Teradyne de Costa Rica S.A | Costa Rica | 100 | % | ||
Teradyne Diagnostic Solutions Limited | United Kingdom | 100 | % | ||
Teradyne Diagnostic Solutions, Inc | Delaware | 100 | % | ||
Teradyne Diagnostic Solutions GmbH | Germany | 100 | % | ||
Teradyne Diagnostic Solutions Ltd. | Belgium | 100 | % | ||
Teradyne Diagnostic Solutions SAS | France | 100 | % | ||
Teradyne GmbH | Germany | 100 | % | ||
Teradyne Holdings Limited | United Kingdom | 100 | % | ||
Teradyne Limited | United Kingdom | 100 | % | ||
Teradyne International, Ltd | Barbados | 100 | % | ||
Teradyne Ireland Limited | Ireland | 100 | % | ||
Teradyne Italia SrL | Italy | 100 | % | ||
Teradyne Japan, Ltd | Delaware | 100 | % | ||
Teradyne KK | Japan | 100 | % | ||
Teradyne Korea, Ltd | Delaware | 100 | % | ||
Teradyne Malaysia, Ltd | Delaware | 100 | % | ||
Teradyne de Mexico, SA de CV | Mexico | 100 | % | ||
Teradyne Netherlands, Ltd | Delaware | 100 | % | ||
Teradyne Philippines, Ltd | Delaware | 100 | % | ||
Teradyne Philippines, Ltd | California | 100 | % | ||
Teradyne Realty, Inc | Massachusetts | 100 | % | ||
Teradyne SAS | France | 100 | % | ||
Teradyne Scandinavia, Inc | Delaware | 100 | % | ||
Teradyne Singapore, Ltd | Delaware | 100 | % | ||
Teradyne Singapore, Ltd | Singapore | 100 | % | ||
Teradyne Spain, Inc | Delaware | 100 | % | ||
Teradyne Taiwan, Ltd | Delaware | 100 | % | ||
Teradyne Thailand Ltd | Delaware | 100 | % | ||
Aegis Properties Limited | United Kingdom | 100 | % | ||
GenRad, Inc | Massachusetts | 100 | % |
Entity Name | State or Jurisdiction Incorporation | Percentage of Voting Securities Owned | |||
GenRad AB | Sweden | 100 | % | ||
GenRad SA | France | 100 | % | ||
GenRad Asia PTE Limited | Singapore | 100 | % | ||
GenRad Benelux BV | Netherlands | 100 | % | ||
GenRad Canada Limited | Canada | 100 | % | ||
GenRad China Limited | People’s Republic of China | 100 | % | ||
GenRad Europe Limited | United Kingdom | 100 | % | ||
GenRad Europe Limited | Italy | 100 | % | ||
GenRad Europe Limited | Germany | 100 | % | ||
GenRad Holdings Limited | United Kingdom | 100 | % | ||
Mastertech Automotive Ltd | United Kingdom | 100 | % | ||
Mitron Europe Limited | United Kingdom | 100 | % | ||
Motor Industry Services Limited | United Kingdom | 100 | % | ||
Herco Technology Corp | California | 100 | % | ||
Megatest HK Ltd | Hong Kong | 100 | % | ||
Perception Laminates, Inc | California | 100 | % | ||
TCMS, Inc | Delaware | 100 | % | ||
Zehntel Holdings, Inc | California | 100 | % | ||
1000 Washington, Inc | Massachusetts | 100 | % |