EX-21.1 3 ex211-subsidiarylistingx12.htm EX-21.1

Exhibit 21.1

SUBSIDIARIES OF ECOVYST INC.

ENTITY						JURISDICTION
Ecovyst Inc.						Delaware
Ecovyst Holdings Inc.						Delaware
Ecovyst Midco I Inc.						Delaware
Ecovyst Midco II Inc.						Delaware
Ecovyst Catalyst Technologies LLC						Delaware
Eco Services Operations Corp.						Delaware
Chem32 LLC						Texas