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| Subsidiaries of the Registrant as of December 31, 2024 | Jurisdiction of Incorporation |
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| ANSYS Austria GmbH | Austria |
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| Fluent China Holdings Limited | Barbados |
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| ANSYS Belgium S.A. | Belgium |
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| ANSYS do Brasil LTDA | Brazil |
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| ANSYS Canada Limited | Canada |
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| ANSYS Technology (Shanghai) Co., Ltd. | China |
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| OPTIS CN Limited | China |
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| Cullimore and Ring Technologies, Inc. | Colorado |
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| Ansys International LLC | Delaware |
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| OnScale, LLC | Delaware |
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| Grove Financing Sub 3, LLC | Delaware |
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| ANSYS France SAS | France |
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| ANSYS Germany GmbH | Germany |
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| DYNAmore Gesellschaft fur FEM Ingenieurdienstleistungen GmbH | Germany |
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| ANSYS Hellas Single Member S.A. | Greece |
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| OPTIS Hong Kong Limited | Hong Kong |
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| ANSYS Software Private Limited | India |
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| ANSYS Ireland Ltd. | Ireland |
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| ANSYS Software, Ltd. | Israel |
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| ANSYS Italia, S.r.l | Italy |
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| ANSYS Japan K.K. | Japan |
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| ANSYS Luxembourg Holding Company S.à.r.l. | Luxembourg |
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| Computational Engineering International, Inc. | North Carolina |
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| Ansys Government Initiatives, LLC | Pennsylvania |
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| ANSYS Poland s p.z.o.o | Poland |
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| ANSYS Rwanda Limited | Rwanda |
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| ANSYS Singapore Pte. Ltd. | Singapore |
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| ANSYS Korea LLC | South Korea |
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| ANSYS Iberia, S.L. | Spain |
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| Engineering Simulation and Scientific Software Rocky DEM S.L.U. | Spain |
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| ANSYS Sweden AB | Sweden |
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| DYNAmore Nordic AB | Sweden |
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| ANSYS Switzerland GmbH | Switzerland |
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| desktop.studio GmbH | Switzerland |
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| Matterhorn Merger Sub GmbH | Switzerland |
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| Taiwan ANSYS Technologies Co. | Taiwan |
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| ANSYS MEA FZ-LLC | United Arab Emirates |
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| ANSYS UK Limited | United Kingdom |
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