Celanese to Hold Fourth Quarter Results Conference Call on January 28, 2022

DALLAS – (COMMERCIAL THREAD) – Celanese Corporation (NYSE: CE), a global chemicals and specialty materials company, today announced that it will host a conference call to discuss its fourth quarter 2021 results on Friday, January 28, 2022, starting at 10:00 am Eastern time. This call will be available via webcast at https://investors.celanese.com or by phone:

Call number: 1-877-407-0989

International phone number: 1-201-389-0921

Request the Celanese webcast

Alternatively, to immediately enter the call without waiting for operator assistance, participants can pre-register for the call by clicking on the link below. Once enrolled, attendees will receive an Outlook calendar invitation with the date and time of the call, the phone number to dial, and the attendee’s unique PIN which is automatically sent to the email address provided.

Holder link:

http://services.incommconferencing.com/DiamondPassRegistration/register?confirmationNumber=13725597&linkSecurityString=117e549b1a

The company will distribute its fourth quarter earnings press release via the news wire following the close of the New York Stock Exchange on Thursday, January 27, 2022. The earnings press release and prepared remarks will also be available at https: //investors.celanese.com after the market. closed on Thursday January 27, 2022.

A replay of the conference call will be available on demand on January 28, 2022, 12:00 p.m. Eastern Time until February 11, 2022, 12:00 a.m. Eastern Time, at the following number:

Replay number: 1-877-660-6853

Access code: 13725597

The webcast replay will be available on request at https://investors.celanese.com.

About Celanese

Celanese Corporation is a global chemistry leader in the production of differentiated chemical solutions and specialty materials used in most major industries and consumer applications. Our operations use the full breadth of Celanese’s global chemical, technological and business expertise to create value for our customers, employees, shareholders and the company. As we partner with our customers to meet their most critical business needs, we strive to positively impact our communities and the world through the Celanese Foundation. Based in Dallas, Celanese employs approximately 7,700 people worldwide and reported 2020 net sales of $ 5.7 billion. For more information about Celanese Corporation and its product offerings, visit www.celanese.com.

Michael P. Boser