Current public company directorships:
Avient Corporation (2011 to present; Chair of the Environmental, Health and Safety Committee, Governance Committee member)
Previous public company directorships in last five years:
Andeavor (2010 to 2018)
Andeavor Logistics LP (2011 to 2018)
Marathon Petroleum Corporation (2018 to 2019)
MPLX LP (2018 to 2019)
Enbridge Inc. (2020 to 2021)
Other board experience:
American Fuel & Petrochemical Manufacturers (Chair; 2015 to 2017)