Exhibit 21.1
KLA-Tencor Corporation
List of Subsidiaries as of June 30, 2010
| Name |
State or Other Jurisdiction of Incorporation | |
| DOMESTIC SUBSIDIARIES |
||
| Ambios Technology, Inc. |
California | |
| International Sales & Business, Inc. |
California | |
| KLA-Tencor China Corporation |
California | |
| KLA-Tencor International Corporation |
California | |
| VLSI Standards, Inc. |
California | |
| ADE International Corporation |
Delaware | |
| Belize Holdings, LLC |
Delaware | |
| KLA-Tencor Asia-Pac Distribution Corporation |
Delaware | |
| KT Venture Group, L.L.C. |
Delaware | |
| KT Venture Group II, L.L.C. |
Delaware | |
| INTERNATIONAL SUBSIDIARIES |
||
| ICOS Vision Systems Corporation NV |
Belgium | |
| ICOS Vision Systems NV |
Belgium | |
| Lee Ta Technologies (BVI), Inc. |
British Virgin Islands | |
| KLA-Tencor Corporation (Cayman) Limited, I |
Cayman Islands | |
| KLA-Tencor Corporation (Cayman) Limited, II |
Cayman Islands | |
| KLA-Tencor Corporation (Cayman) Limited, III |
Cayman Islands | |
| KLA-Tencor Corporation (Cayman) Limited, IV |
Cayman Islands | |
| ICOS Vision Systems (Shenzhen) Co. Ltd. |
China | |
| KLA-Tencor International Trading (Shanghai) Co., Ltd. |
China | |
| KLA-Tencor Semiconductor Equipment Technology (Shanghai) Co., Ltd. |
China | |
| Vistec Semiconductor Systems (Shanghai) Co., Ltd. |
China | |
| KLA-Tencor France SARL |
France | |
| ICOS Vision Systems GmbH |
Germany | |
| KLA-Tencor GmbH |
Germany | |
| KLA-Tencor MIE GmbH |
Germany | |
| KLA-Tencor MIE Holdings GmbH & Co. KG |
Germany | |
| KLA-Tencor MIE Holdings Verwaltungs GmbH |
Germany | |
| KLA-Tencor MIE Jena GmbH |
Germany | |
| ICOS Vision Systems Ltd. |
Hong Kong | |
| KLA-Tencor Software India Private Limited |
India | |
| KLA-Tencor Ireland Ltd. |
Ireland | |
| Optical Metrology Patents Limited |
Ireland | |
| KLA-Tencor Corporation (Israel) |
Israel | |
| KLA-Tencor Corporation Holding (1987) Ltd. |
Israel | |
| KLA-Tencor Corporation (1992) Ltd. |
Israel | |
| KLA-Tencor Integrated Metrology (Israel) (2002) Ltd. |
Israel | |
| KLA-Tencor Italy S.R.L. |
Italy | |
| KLA-Tencor Japan, Ltd. |
Japan | |
| VLSI Standards, K.K. |
Japan | |
| KLA-Tencor Korea, Inc. |
Korea | |
| KLA-Tencor MIE S.à r.l. |
Luxembourg | |
| KLA-Tencor MIE Holdings S.à r.l. |
Luxembourg | |
| KLA-Tencor (Malaysia) Sdn Bhd |
Malaysia | |
| KLA-Tencor (Singapore) Pte. Ltd. |
Singapore | |
| KLA-Tencor Singapore Holding Co. Pte. Ltd. |
Singapore | |
| KLA Instruments S.A. |
Switzerland | |
| ICOS Vision Systems Taiwan Co. Ltd. |
Taiwan | |
| KLA-Tencor Yield Management Software Taiwan Corporation |
Taiwan | |
| KLA-Tencor (Thailand) Limited |
Thailand | |
| KLA-Tencor Limited |
United Kingdom | |
| KLA-Tencor (Service) Limited |
United Kingdom | |