Management Team

lori j. ryerkerkd

lori j. ryerkerk

Lori J. Ryerkerk is the Chief Executive Officer of Celanese Corporation, a Fortune 500 global chemical and specialty materials company based in Dallas, Texas. Celanese is a leader in the development and production of materials used in most major industrial and consumer applications. Ryerkerk was named as CEO, as well as a member of the board of directors, in May 2019.

Previously, Ryerkerk was the Executive Vice President of Global Manufacturing, the largest business in Shell Downstream Inc. She led a team of 30,000 employees and contractors at refineries and chemical sites worldwide.

Ryerkerk’s expertise in the energy industry spans three-plus decades. She combines deep technical and commercial skills with a passion for the manufacturing business. Her unwavering focus on safety, environmental and social performance is the foundation on which she has overseen some of the most technically complex operations in the industry.

Ryerkerk joined Shell in May 2010 as the Regional Vice President of Manufacturing in Europe and Africa, and was responsible for the operation of five Shell Manufacturing facilities and five joint ventures. During that time, she improved operational performance of all assets in the region. In October 2013, she was named Executive Vice President of Global Manufacturing, Shell Downstream Inc.

Before joining Shell, she was Senior Vice President, Refining, Supply and Terminals at Hess Corporation, where she was responsible for two refineries, 21 terminals (and distribution network) and supply and trading.

Prior to that, Ryerkerk spent 24 years with ExxonMobil where she started her career as a process technologist at a refinery in Baton Rouge, Louisiana. Throughout her tenure at ExxonMobil, she took on a variety of operational and senior leadership roles in Refining and Chemicals Manufacturing, Power Generation, and various other groups including Supply, Economics and Planning, HSSE, and Public Affairs/Government Relations. Those assignments took her across the globe, from the U.S. to Europe to Asia.

Ryerkerk is a graduate of Iowa State University, where she completed her Chemical Engineering degree. She serves on the Axalta Board of Directors, a leading provider of liquid and powder coatings. Additionally, she actively supports a variety of organizations in her hometown of Beaumont, Texas.

mark c. rohrd

mark c. rohr

Mr. Rohr was appointed Executive Chairman of Celanese in May 2019, following his tenure as Chairman, President and Chief Executive Officer since April 2012. He has been a member of our board of directors since April 2007. Prior to joining the Company, Mr. Rohr was Executive Chairman and a director of Albemarle Corporation, a global developer, manufacturer and marketer of highly engineered specialty chemicals. During his 11 years with Albemarle, he held various executive positions, including Chairman and Chief Executive Officer. Earlier in his career, Mr. Rohr held executive leadership roles with various companies, including Occidental Chemical Corporation and The Dow Chemical Company. Mr. Rohr has served on the board of directors of Ashland Global Holdings Inc. (f/k/a Ashland Inc.) since 2008, and currently serves as a member of its audit committee and its environmental, health & safety committee. In 2016, he also served as Chairman of the American Chemistry Council’s Executive Committee and as Chairman of the International Council of Chemical Associations.

scott a. richardsond

scott a. richardson

Scott Richardson was named chief financial officer for Celanese Corporation in February 2018 after serving as senior vice president of the Engineered Materials business since December 2015, where he had global responsibility for strategy, product and business management, planning and portfolio development, and pipeline management. Previously, Richardson served as vice president and general manager of the Acetyl Chain since 2011. Richardson has progressed through several Celanese roles including global commercial director, Acetyls; manager of Investor Relations; business analysis manager, Acetyls; and business line controller, Polyols and Solvents. He joined Celanese in 2005.

Before joining Celanese, Richardson held various finance, operational and leadership roles at American Airlines. He earned a Bachelor of Arts in Accounting from Westminster College and a Master of Business Administration from Texas Christian University.

a. lynne puckettd

a. lynne puckett

A. Lynne Puckett joined Celanese Corporation in February 2019 as Senior Vice President and General Counsel. Prior to Celanese, Ms. Puckett was Senior Vice President‚ General Counsel, and Secretary of Colfax Corporation since 2010.

Prior to Colfax‚ she was a Partner with the law firm of Hogan Lovells. Her experience includes a broad range of corporate and transactional matters‚ including mergers and acquisitions‚ venture capital financings‚ debt and equity offerings‚ and general corporate and securities law matters.  Before entering the practice of law‚ Ms. Puckett worked for the U.S. Central Intelligence Agency and a major U.S. defense contractor.

Ms. Puckett holds a J.D. from the University of Maryland School of Law and a B.S. degree from James Madison University.

shannon l. jureckad

shannon l. jurecka

Shannon Jurecka was named senior vice president and chief human resources officer in July 2017. Jurecka joined Celanese in 2016 as the VP of HR for Materials Solutions and the HR leader for Mergers and Acquisitions.

She came to Celanese after spending 10 years in HR at Bank of America Merrill Lynch where she held roles in Leadership Development and as an HR Executive. She started as the program manager for a rotational development program in Technology and Operations and progressed to the role of program manager for a top talent development program, that generated cost savings of over $100MM, $14MM in-year revenue, as well as 3 patents.

Jurecka later became the HR executive in Consumer Operations where she worked with business leaders in executing on the strategic direction for Bankruptcy, Fraud & Claims, Foreclosure, and Mortgage Servicing. She held HR roles in Global Risk where she supported Corporate and Investment Banking Risk, and Consumer Banking Risk, while working with the global HR teams in Europe, South America, and Asia.

Immediately prior to joining Celanese, she was the Bank of America West Region Site Human Resources Executive supporting over 20,000 operations employees in 25+ locations across 7 states. She also served as the Dallas and Fort Worth Market HR Executive responsible for delivering on market strategic talent objectives.

Prior to Bank of America, she worked at Dell as a Mechanical Engineering Project Manager and in Learning & Leadership Development.

Jurecka earned a Bachelor’s degree in Speech Communication from Sam Houston State University and a master’s degree in Organizational Leadership and Ethics from St. Edward’s University. She holds a secondary education teaching certificate in the state of Texas.

Shannon lives in the Fort Worth area with her husband and two children. She volunteers at her church, United Way, and other local charities.