EX-21.1 2 asys-ex211x9302012.htm SUBSIDIARIES OF THE REGISTRANT
Exhibit 21.1
AMTECH SYSTEMS, INC. AND ITS SUBSIDIARIES
SUBSIDIARIES OF THE REGISTRANT

Name |  | Jurisdiction in which incorporated
Tempress Systems, Inc. |  | State of Texas
Tempress Group Holding B. V. |  | The Netherlands
Tempress Holdings B.V. |  | The Netherlands
Tempress Systems B.V. |  | The Netherlands
Tempress Manufacturing B.V. |  | The Netherlands
Tempress Engineering B.V. |  | The Netherlands
Tempress Onroerend Goed B.V |  | The Netherlands
Tempress IP B.V. |  | The Netherlands
Tempress Asia Holding BV |  | The Netherlands
Tempress Hong Kong Limited |  | Hong Kong
P.R. Hoffman Machine Products, Inc |  | State of Arizona
Bruce Technologies, Inc |  | State of Massachusetts
Bruce Technologies Europe GmbH |  | Federal Republic of Germany
R2D Automation SAS |  | France
Shanghai Kingstone Semiconductor Ltd. |  | China
Kingstone Technology Hong Kong Ltd. |  | Hong Kong
KingCore Technology |  | China
Amtech Tempress New Energy Technologies Limited |  | China