Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _________________________________________________________________________ Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Commission File Number) 001-32410 CELANESE CORPORATION (Exact Name of Registrant as Specified in its Charter) De ...

Celanese Corp (NYSE:CE) Q4 2019 Earnings Conference Call January 31, 2020 10:00 AM ET Company Participants Chuck Kyrish - Treasurer & VP, IR Lori Ryerkerk - CEO & Director Scott Richardson - SVP & CFO Todd Elliott - SVP, Acetyls Conference Call Participants Vincent Andrews - Morgan Stanley John Roberts - UBS Jeffrey Zekauskas - JPMorgan Chase & Co. Robert Koort - Goldman Sachs Group Patrick Fischer - Barclays Bank Michael Sison - Wells Fargo Securities P.J. Juvekar - Citigroup David Begleiter - Deutsche Ban ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________________________________________ Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-32410 CELANESE CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 98- ...

Celanese Corporation (NYSE:CE) Q3 2019 Earnings Conference Call October 22, 2019 10:00 AM ET Company Participants Chuck Kyrish - Vice President, Investor Relations & Treasurer Lori Ryerkerk - Chief Executive Officer; Scott Richardson - Chief Financial Officer Todd Elliott - Senior Vice President, Acetyl Chain. Conference Call Participants Vincent Andrews - Morgan Stanley Jeff Zekauskas - JPMorgan Mike Sison - Wells Fargo Bob Koort - Goldman Sachs John Roberts - UBS P.J. Juvekar - Citi Duffy Fischer - Barcl ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________________________________________ Form 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 Or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-32410 CELANESE CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 98-04207 ...

Celanese Corporation (NYSE:CE) Q2 2019 Earnings Conference Call July 23, 2019 10:00 AM ET Company Participants Chuck Kyrish - IR Lori Ryerkerk - CEO Scott Richardson - CFO Todd Elliott - SVP, Acetyl Chain Conference Call Participants David Begleiter - Deutsche Bank Jeff Zekauskas - JPMorgan Bob Koort - Goldman Sachs Vincent Andrews - Morgan Stanley Mike Sison - KeyBanc John Roberts - UBS P.J. Juvekar - Citi Duffy Fischer - Barclays Bank Laurence Alexander - Jefferies Ghansham Panjabi - Robert W. Baird John ...

Celanese Corporation (NYSE:CE) Q1 2019 Results Earnings Conference Call April 23, 2019 10:00 AM ET Company Participants Chuck Kyrish - VP, Treasurer and IR Mark Rohr - Chairman and CEO Scott Richardson - CFO Todd Elliott - SVP, Acetyl Chain Conference Call Participants John Roberts - UBS Mike Sison - KeyBanc Capital Markets Robert Koort - Goldman Sachs David Begleiter - Deutsche Bank Angel Castillo - Morgan Stanley P.J. Juvekar - Citi Mike Leithead - Barclays Jeff Zekauskas - JPMorgan Ghansham Panjabi - Rob ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________________________________________ Form 10-Q þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 Or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Commission File Number) 001-32410 CELANESE CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware (State ...

Exhibit 99.1(b) Celanese Q1 2019 Earnings Monday, April 22, 2019 Conference Call / Webcast Tuesday, April 23, 2019 10:00 a.m. Eastern Time Mark Rohr, Chairman and Chief Executive Officer Scott Richardson, SVP and Chief Financial Officer © Celanese Celanese Corporation 1 Important Information Forward-Looking Statements This presentation contains "forward-looking statements," which include information concerning the Company's plans, objectives, goals, strategies, future revenues, synergies, performance, capit ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _________________________________________________________________________ Form 10-K þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Commission File Number) 001-32410 CELANESE CORPORATION (Exact Name of Registrant as Specified in its Charter) De ...