Karen Twitchell – Biography
Last update: April 6, 2026Executive profile
Karen was Executive Vice President and Chief Financial Officer at Landmark Aviation, and Vice President and Treasurer at LyondellBasell Industries.
Karen Twitchell is currentlyChairman of the Board at Trecora Resources - View - Trecora Resources org chart
Lead Independent Director at Calumet - View - Calumet org chart
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Education
Karen Twitchell has a Bachelor of Arts in Economics from Wellesley College in 1977 and a Master of Business Administration from Harvard Business School in 1982.
They have also studied at Wellesley College :
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They have also studied at Harvard Business School :
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Company Colleagues
- At Trecora Resources, Karen Twitchell has 32 colleagues including Brad Crocker (CEO), Pamela Butcher (Director)…
- At Calumet, Karen Twitchell has 44 colleagues including Todd Borgmann (President & CEO), Stephen Mawer (Chairman of the Board)…
Industry Colleagues
- In the Chemicals industry, Karen Twitchell has 17,142 colleagues in 907 companies located in 66 countries. 10,146 executive movements have been recorded in the last 12 months. Learn more about Chemicals.
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