Exhibit 21.1
SUBSIDIARIES OF REGENERON PHARMACEUTICALS, INC.
Name of Subsidiary* | State or Other Jurisdiction of Incorporation or Organization | |||||||||||||
Checkmate Pharmaceuticals, Inc. | Delaware | |||||||||||||
Decibel Securities Corporation | Massachusetts | |||||||||||||
Decibel Therapeutics Australia Pty Ltd | Australia | |||||||||||||
Decibel Therapeutics, Inc. | Delaware | |||||||||||||
Eastside Campus Holdings LLC | New York | |||||||||||||
Loop Road Holdings LLC | New York | |||||||||||||
Old Saw Mill Holdings LLC | New York | |||||||||||||
OSMR Holdings | Bermuda | |||||||||||||
Regeneron Assurance, Inc. | New York | |||||||||||||
Regeneron Atlantic Holdings | Bermuda | |||||||||||||
Regeneron Belgium SRL | Belgium | |||||||||||||
Regeneron Canada Company | Canada | |||||||||||||
Regeneron France SAS | France | |||||||||||||
Regeneron Genetics Center LLC | Delaware | |||||||||||||
Regeneron GmbH | Germany | |||||||||||||
Regeneron Healthcare Solutions, Inc. | New York | |||||||||||||
Regeneron India Private Limited | India | |||||||||||||
Regeneron International Holdings LLC | Delaware | |||||||||||||
Regeneron Ireland Designated Activity Company | Ireland | |||||||||||||
Regeneron Italy S.r.l. | Italy | |||||||||||||
Regeneron Japan KK | Japan | |||||||||||||
Regeneron NL B.V. | The Netherlands | |||||||||||||
Regeneron Spain, S.L.U. | Spain | |||||||||||||
Regeneron Switzerland GmbH | Switzerland | |||||||||||||
Regeneron UK Limited | United Kingdom | |||||||||||||
Rock County Holdings LLC | New York | |||||||||||||
Rockwood Road Holdings LLC | New York | |||||||||||||
_____________ | ||||||||||||||
* Directly or indirectly wholly owned by Regeneron Pharmaceuticals, Inc. | ||||||||||||||