Exhibit 21.1
LIST OF SUBSIDIARIES OF
KORSANA BIOSCIENCES, INC.
| Name of Subsidiary |
Jurisdiction of Incorporation or Organization | |
| Korsana Biosciences Operating Company, LLC | Delaware | |
| Korsana Securities Corporation | Massachusetts | |
| Cyclerion Securities Corporation | Massachusetts | |
| Cyclerion Australia Pty Ltd. | Australia |
Each subsidiary listed above is wholly owned, directly or indirectly, by Korsana Biosciences, Inc.