Celanese to Hold Fourth Quarter Earnings Conference Call on February 6.

DALLAS -- Celanese Corporation (NYSE:CE), a global hybrid chemical company, today announced that it will host a conference call to discuss its 2006 fourth quarter results on Tuesday, February 6, beginning at 10:00 a.m. Central Time/11:00 a.m. Eastern Time. Commenting on results will be David Weidman, president and chief executive officer, and John J. Gallagher III, executive vice president and chief financial officer. This call will be available by webcast on www.celanese.com or by phone at the following numbers:

            Analyst Dial-in Number: 866-831-6234
           Secondary Dial-in Number: 617-213-8854
              Participant Passcode: 44594500

The company will distribute its fourth quarter earnings press release prior to the call on February 6. The release will also be available on www.celanese.com.

A replay of the conference call will be available on demand from 12:00 p.m. Central Time/1:00 p.m. Eastern Time on February 6, until 11 p.m. Central Time/midnight Eastern Time on Tuesday, February 13, at the following numbers:

            Primary Replay Number: 888-286-8010
           Secondary Replay Number: 617-801-6888
                    Passcode: 97805488

The webcast replay will be available on demand on www.celanese.com.

As a global leader in the chemicals industry, Celanese Corporation makes products essential to everyday living. Our products, found in consumer and industrial applications, are manufactured in North America, Europe and Asia. Net sales totaled $6.1 billion in 2005, with approximately 60% generated outside of North America. Known for operational excellence and execution of its business strategies, Celanese delivers value to customers around the globe with innovations and best-in-class technologies. Based in Dallas, Texas, the company employs approximately 9,300 employees worldwide. For more information on Celanese Corporation, please visit the company's website at www.celanese.com.