John Chandler

John D.
Chandler is Chairman at Matrix Service Co. since 2023.
Holds director positions at Williams Pipeline GP LLC, Tulsa Area United Way, City of Wagoner Economic Development Authority, Wagoner Education Foundation, Inc., and Wagoner Community Outreach.
Serves as Independent Director at LSB Industries, Inc. starting 2024 and at EOG Resources, Inc. starting 2025.
Chief Financial Officer, Treasurer & Vice President at MGG Midstream Holdings GP LLC.
Formerly Director-Financial Planning & Analysis at The Williams Cos., Inc. in 2002.
Chief Financial Officer, Director & Senior Vice President at Williams Partners LP.
Independent Director at CNX Midstream Partners LP from 2014 to 2018.
Independent Director at USA Compression GP LLC from 2013 to 2017.
Director at Green Plains Holdings LLC from 2016 to 2017.
Chief Financial Officer & Director at WPZ GP LLC in 2018.
Director at CNX Midstream GP LLC from 2014 to 2017.
Independent Director at Green Plains Partners LP from 2016 to 2017.
Independent Director at USA Compression Partners LP from 2013 to 2017.
Chief Financial Officer & Senior Vice President at The Williams Cos., Inc. from 2017 to 2022.
Senior Vice President, Chief Financial & Accounting Officer at Magellan Midstream Partners LP from 2013 to 2014.
Chief Financial Officer, Treasurer & Vice President at Magellan Midstream Holdings LP from 2003 to 2009.
Chief Financial Officer, Treasurer & Vice President at MGG Midstream Holdings LP from 2003 to 2009.
Chief Financial Officer & Senior Vice President at Magellan GP LLC from 2009 to 2014.
Chief Financial Officer, Treasurer & Vice President at Magellan Midstream Holdings GP LLC from 2002 to 2014.
Completed undergraduate degree at The University of Tulsa in 1992.