EX-21.1 6 aeis-20231231xex21d1.htm EX-21.1

Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

Name |  | Jurisdiction of Incorporation or Organization
Advanced Energy Industries (Malaysia) SDN. BHD. | ​ | Malaysia
Advanced Energy Industries (Shenzhen) Co., Ltd. |  | China
Advanced Energy Industries (Thailand) Ltd. | ​ | Thailand
Advanced Energy Industries AE - Israel Ltd. |  | Israel
Advanced Energy Industries Limited |  | Hong Kong
Advanced Energy Industries U.K., Ltd. |  | United Kingdom
Advanced Energy Industries, GmbH | ​ | Germany
Advanced Energy Industries, Inc. Shanghai |  | China
Advanced Energy Japan K.K. |  | Japan
Advanced Energy Services PTE. Ltd. |  | Singapore
Advanced Energy Singapore PTE. Ltd. |  | Singapore
Advanced Energy Taiwan, Ltd. |  | Taiwan
Advanced Energy Xi'an Co., Ltd. |  | China
AE Korea, Ltd. |  | South Korea
AE Power Singapore Pte Ltd. | ​ | Singapore
AEI Finance GmbH & Co., KG |  | Germany
AEI Finance Verwaltungs GmbH |  | Germany
AEI Holdings GmbH |  | Germany
AEI Korea Services, Ltd. |  | South Korea
AEI Power GmbH |  | Germany
AEI Power India PVT. Ltd. |  | India
AEI US Subsidiary, LLC |  | Delaware
AES Global Holding PTE Ltd. |  | Singapore
Artesyn Embedded Technologies (Hong Kong) Limited |  | Hong Kong
Artesyn Embedded Technologies GmbH | ​ | Germany
Artesyn Embedded Technologies Philippines Inc. | ​ | Philippines
Artesyn Embedded Technologies, Inc. | ​ | Florida
Artesyn Technologies Asia-Pacific Ltd. | ​ | Hong Kong
Astec Agencies Limited | ​ | Hong Kong
Astec Agencies Limited [Philippines ROHQ] | ​ | Philippines
Astec Agencies Limited [Taiwan Branch] | ​ | Taiwan
Astec America, LLC | ​ | Delaware
Astec Custom Power (Singapore) Pte. Ltd. | ​ | Singapore
Astec Electronics Company Limited | ​ | China
Astec Electronics Company Limited [Beijing Branch] | ​ | China
Astec Electronics Company Limited [Xi'an Branch] | ​ | China
Astec Europe Limited | ​ | United Kingdom
Astec Europe Limited [Austria Branch] | ​ | Austria
Astec Europe Limited [Ireland Branch] | ​ | Ireland
Astec Europe Limited [Italy Branch] | ​ | Italy
Astec International Limited | ​ | Hong Kong
Astec Power Philippines, Inc. | ​ | Philippines
Astec Power Supply (Shenzhen) Company Limited | ​ | China
Embedded Computing & Power (India) Private Limited | ​ | India
Excelsys Technologies Ltd. |  | Ireland
HiTek DB Pension Scheme Trustees Ltd |  | United Kingdom
HiTek Power GmbH |  | Germany
HiTek Power Ltd. |  | United Kingdom
Industrias SL S.A. de C.V. | ​ | Mexico
LumaSense Equipments India Pvt. Ltd. |  | India

Name |  | Jurisdiction of Incorporation or Organization
LumaSense Europe GmbH |  | Germany
LumaSense Sensor GmbH |  | Germany
LumaSense Technologies A/S |  | Denmark
LumaSense Technologies B.V. |  | Netherlands
LumaSense Technologies GmbH |  | Germany
LumaSenseTechnologies Holdings, Inc. |  | Delaware
LumaSense Technologies SARL |  | France
LumaSenseTechnologies, Inc. |  | Delaware
Microware Manufacturing Limited |  | United Kingdom
Sekidenko, Inc. |  | Washington
Siren Acquisition Sub, Inc. |  | New York
SL Power Electronics Corporation | ​ | Delaware
SL Power Electronics Limited | ​ | United Kingdom
SL Shanghai Power Electronics Corporation | ​ | China
SL Xianghe Power Electronics Corporation | ​ | China
Solvix GmbH |  | Switzerland
Solvix LLC |  | Colorado
String Inverter Repair Services LLC | ​ | Colorado
Stourbridge Holdings (UK) Limited | ​ | United Kingdom
Tegam, Inc. | ​ | Ohio
TJ Acquisition Subsidiary, Inc. |  | New York
Trek Holdings Co., Ltd. |  | Japan
Trek Japan K.K. |  | Japan
Trek, Inc. |  | New York
UltraVolt Group Inc. |  | Delaware
UltraVolt, Inc. |  | New York
Versatile Power, Inc. | ​ | California
Zhongshan Artesyn Technologies Co., Ltd. | ​ | China

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