Management Team

Thomas J. Nimbley

Mr. Nimbley has served as Chairman of the Board since June 30, 2016 and Executive Chairman as of July 2023. He served as our Chief Executive Officer from June 2010 to June 2023 and was our Executive Vice President, Chief Operating Officer from April 2010 through June 2010. In his capacity as PBF Energy Inc.’s Chief Executive Officer, Mr. Nimbley also serves as a director and the Chief Executive Officer of certain of our subsidiaries, including PBF GP, the general partner of PBFX. Prior to joining PBF Energy, Mr. Nimbley served as a Principal for Nimbley Consultants LLC from June 2005 to March 2010, where he provided consulting services and assisted on the acquisition of two refineries. He previously served as Senior Vice President and head of Refining for Phillips and subsequently Senior Vice President and head of Refining for ConocoPhillips’ domestic refining system (13 locations) following the merger of Phillips and Conoco. Before joining Phillips at the time of its acquisition of Tosco in September 2001, Mr. Nimbley served in various positions with Tosco and its subsidiaries starting in April 1993.

Karen B. Davis

Karen Davis joined PBF Energy as its Chief Financial Officer in January of 2023. Previously, Ms. Davis previously served as Executive Vice President and Chief Financial Officer of Western Refining, Inc. and its affiliated entities, Western Refining Logistics LP and Northern Tier Energy, LP through May 2017.  During her career, she has served in various chief financial officer and financial reporting officer positions with various public and private companies throughout the United States.  Ms. Davis also served as an independent director of PBF Energy since January 1, 2020 to December 31, 2022 and the Chairperson of the Audit Committee since October 1, 2020 to December 31, 2022. From 2017 through 2019, she served as a director of PBF Logistics LP, where she was a member of the Audit and the Conflicts Committees.

Thomas O'Connor

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Thomas L. O’Connor joined the PBF team in September of 2014 as a Senior Vice President and from January to September 2015, served as our Co-Head of Commercial. He now serves as PBF’s Senior Vice President, Commercial. Mr. O’Connor has 20 years of oil industry experience and joins PBF from Morgan Stanley where he was most recently a Managing Director and Global Head of Crude Oil Trading and Global Co-Head of Oil Flow Trading. In this role, he managed a number of activities including pipeline and storage positions related to physical and derivative commodities trading activities. Additionally, Mr. O’Connor oversaw the crude oil gathering activities of TransMontaigne Product Services Inc., a Morgan Stanley subsidiary, where he worked with producers and refiners to provide logistical solutions in key markets with a team of lease buyers along with a fleet of rail cars and crude transport trailers. Prior to joining Morgan Stanley in 2000, he worked for the Tosco Corporation from 1995 to 2000 in the Atlantic Basin Fuel Oil and Feedstocks Team.

Thomas L. O’Connor joined the PBF team in September of 2014 as a Senior Vice President and from January to September 2015, served as our Co-Head of Commercial and served as PBF’s Senior Vice President, Commercial through April 2022. Mr. O’Connor now serves as Senior Vice President, Commodity Risk and Strategy. Mr. O’Connor has 20 years of oil industry experience and joins PBF from Morgan Stanley where he was most recently a Managing Director and Global Head of Crude Oil Trading and Global Co-Head of Oil Flow Trading. In this role, he managed a number of activities including pipeline and storage positions related to physical and derivative commodities trading activities. Additionally, Mr. O’Connor oversaw the crude oil gathering activities of TransMontaigne Product Services Inc., a Morgan Stanley subsidiary, where he worked with producers and refiners to provide logistical solutions in key markets with a team of lease buyers along with a fleet of rail cars and crude transport trailers. Prior to joining Morgan Stanley in 2000, he worked for the Tosco Corporation from 1995 to 2000 in the Atlantic Basin Fuel Oil and Feedstocks Team.

Steven G. Steach

Steven G. Steach joined PBF Energy in November 2015 as part of the Torrance Transition Team, playing an important role in PBF’s acquisition of the Torrance Refinery in Southern California, and served as the Torrance Refinery Manager until January 2022. He now serves as PBF’s Senior Vice President, Head of Refining bringing with him 44 years of oil industry experience in refining operations, economic analysis and planning, and extensive organizational development and culture change. Prior to joining PBF Energy, Mr. Steach began his refining career working in various assignments for Unocal San Francisco Refinery, followed by their Los Angeles headquarters and ConocoPhilips in various capacities including spending four years as refinery manager of their Billings Refinery in Montana. He previously served as operations manager for ConocoPhillips’ Los Angeles Refinery for nine years, as well as site manager of its Carson and Wilmington, California plants. During his tenure in plant management at the various facilities, Mr. Steach instilled a strong safety culture, which resulted in the refineries setting safety, environmental performance and production records, while earning multiple state, agency and industry safety awards and certifications.

Jim Fedena

Jim Fedena joined PBF in June 2010 as a Senior Vice President of Health, Safety and Environment. From June 2010 through February 2011 also served as the Delaware City Refinery Manager during the reactivation period and, from January 2013 served as Senior Vice President – Logistics. From May 2014, Mr. Fedena served as Senior Vice President and Head of Logistics for PBF Logistics, the master limited partnership. Since April 2022 he serves as Senior Vice President, Logistics, Renewable Fuels, and Strategic Assets. Mr. Fedena has over 30 years of oil industry experience in refining, pipelines, and terminal operations. He also served with Premcor, ConocoPhillips, Phillips, Tosco and Coastal with responsibility for health, safety and environmental programs. Prior to joining PBF he served as managing partner for PJF Associates providing consulting services for private equity firms on refining acquisitions in North America and Europe.