EX-21.1 2 exhibit211subsidiaries2025.htm EX-21.1

Exhibit 21.1

CASTLE BIOSCIENCES, INC.

SUBSIDIARIES OF THE REGISTRANT

Name of Subsidiary						State of Incorporation
AltheaDx, Inc.						Delaware
Cernostics, Inc.						Delaware
Myriad myPath, LLC						Delaware
Friendswood Parkway Plaza LLC						Texas