Please wait

Exhibit 22.1

List of Guarantor Subsidiaries

(As of June 30, 2024)

Celanese US Holdings LLC (the "Issuer"), a 100% owned subsidiary of Celanese Corporation (the "Parent"), has 5.900% Senior Notes due 2024, 1.250% Senior Notes due 2025, 6.050% Senior Notes due 2025, 1.400% Senior Notes due 2026, 4.777% Senior Notes due 2026, 2.125% Senior Notes due 2027, 6.165% Senior Notes due 2027, 0.625% Senior Notes due 2028, 6.350% Senior Notes due 2028, 5.337% Senior Notes due 2029, 6.330% Senior Notes due 2029, 6.550% Senior Notes due 2030, 6.379% Senior Notes due 2032 and 6.700% Senior Notes due 2033 (the "Senior Notes"). The Senior Notes are jointly and severally guaranteed on a full and unconditional basis by the Parent and the 100% owned subsidiaries of the Parent listed below.

Name of Company						Jurisdiction
Parent Guarantor
Celanese Corporation						Delaware
Subsidiary Guarantors
Celanese Acetate LLC						Delaware
Celanese Americas LLC						Delaware
Celanese Chemicals, Inc.						Delaware
Celanese Global Relocation LLC						Delaware
Celanese International Corporation						Delaware
Celanese Ltd.						Texas
Celanese Sales U.S. Ltd.						Texas
Celtran, Inc.						Delaware
CNA Holdings LLC						Delaware
KEP Americas Engineering Plastics, LLC						Delaware
Ticona Fortron Inc.						Delaware
Ticona LLC						Delaware
Ticona Polymers, Inc.						Delaware