Par Pacific Holdings Inc - Company Profile
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The following section provides information on Par Pacific Holdings Inc’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Par Pacific Holdings Inc's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Robert Silberman
Chairman Executive BoardMr. Robert Silberman has been the Chairman of the company since 2019. Previously, he served as the Vice Chairman of the company. Prior to this, he served as Director at Covanta Holding Corporation from 2015 to 2020; and and as the Chairman and Chief Executive Officer at International Paper Company. Prior to this, he served as the Chairman and the Chief Executive Officer of Strategic Education, Inc. from 2001 to 2013. Prior to this, he served as the Managing Director of Equity Group Investments.
William Monteleone
Chief Executive Officer; President; Director Executive BoardMr. William Monteleone has been the President, Director and Chief Executive Officer of the company since 2024. Previously, he served as the President of the company from 2023 to 2024. Prior to this, he served as the Chief Financial Officer of the company from 2017 to 2022. Prior to this, he served as the Senior Vice President of Mergers and Acquisitions of the company from 2015 to 2017. Currently, Mr. Monteleone also serves as the Director of Par Pacific as well as on the Board of Managers for Laramie Energy, LLC. Earlier, Mr. Monteleone served as Director of Wapiti Oil and Gas I, LLC, Wapiti Oil and Gas II, LLC, and Kuwait Energy.
Shawn Flores
Chief Financial Officer; Senior Vice President Senior ManagementMr. Shawn Flores has been the Chief Financial Officer and Senior Vice President of the company since 2023. Prior to this, he served as the Vice President of Finance. Prior to this, he served various finance roles at the company including Vice President of Strategy and Financial Planning and Director of M&A and Business Development.
Ivan Guerra
Vice President; Chief Accounting Officer Senior ManagementMr. Ivan Guerra has been the Chief Accounting Officer and Vice President of the company since 2018. Previously, he served as Global Assistant Controller at Ascend Performance Materials. Prior to this, he served as a Senior Manager in KPMG.
Suresh Rao
Chief Information Officer; Senior Vice President Senior ManagementMr. Suresh Rao has been the Senior Vice President and Chief Information Officer of the company since July 2025. Previously, he served as Executive Vice President of IT and Chief Integration Officer for Vibrantz Technologies. Prior to this, he held various leadership roles at Baker Hughes, Mubadala Development Corporation, and General Electric in Texas, Arizona, Virginia, Pennsylvania, and the United Arab Emirates.
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