Governance MPLX LP

MPLX

US55336V1008

Oil & Gas Transportation Services

Real-time Estimate Cboe BZX Other stock markets 11:57:22 20/01/2026 pm IST			5-day change	1st Jan Change
56.49 ^USD	-0.16%		+3.15%	+5.86%

05/01	Raymond James Downgrades MPLX to Market Perform From Outperform	MT
01/12	JPMorgan Downgrades MPLX to Neutral From Overweight, Price Target is $57	MT

Executive Committee: MPLX LP

Manager

Positions heldSince

Maryann Mannen

63 year

Chief Executive Officer	01/08/2024
President	01/08/2024

Gregory Floerke

62 year

Chief Operating Officer

04/12/2015

Molly Benson

59 year

General Counsel	-
Corporate Secretary	01/03/2016

C. Hagedorn

49 year

Director of Finance/CFO

01/01/2024

Brian Worthington

Investor Relations Contact

Kelly Niese

46 year

Treasurer

01/01/2023

Composition of the Board of Directors: MPLX LP

Director

CommitteesSince

Maryann Mannen

63 year

Executive Committee	06/08/2014
Governance Committee	07/08/2014
Nominating Committee	07/08/2014
Audit Committee Chair	01/01/2019

John Surma

71 year

Executive Committee	01/01/2013
Compensation Committee	31/10/2012
Finance Committee	01/01/2013
Audit Committee Chair	01/01/2013
Finance Committee Chair
Governance Committee	19/11/2019
Nominating Committee
Compensation Committee Chair
Organization Committee Chair

John Stice

66 year

Governance Committee Chair	26/04/2017
Nominating Committee Chair	26/04/2017
Compensation Committee
Governance Committee	25/04/2023
Nominating Committee	25/04/2023
Audit Committee Chair
Audit Committee	25/04/2023

Christine Breves

70 year

Audit Committee	01/11/2022
Compensation Committee	01/11/2022
Governance Committee
Nominating Committee

Frank Semple

74 year

Compensation Committee	28/04/2021
Audit Committee	28/04/2021
Organization Committee	28/04/2021

Christopher Helms

71 year

Audit Committee	01/10/2012
Compensation Committee	01/10/2012

Garry Peiffer

74 year

Compensation Committee	01/06/2012
Audit Committee Chair	01/06/2012

John Quaid

54 year

Director/Board Member

01/01/2022

C. Hagedorn

49 year

Director/Board Member

01/01/2024

Latest Appointments: MPLX LP

04/11	MPLX LP Announces Board Changes for its General Partner, Effective January 1, 2026	CI
04/11	MPLX Appoints Maryann Mannen as Chairman	MT
14/24/14	MPLX Names Maryann Mannen as CEO of General Partner	MT
14/24/14	Marathon Petroleum names insider Maryann Mannen as CEO	RE
14/24/14	MPLX LP Announces Election of Maryann T. Mannen as Principal Executive Officer, Effective August 1, 2024	CI
22/23/22	Marathon Petroleum Names Maryann Mannen as President, John Quaid as CFO	MT
03/23/03	MPLX GP LLC and MPLX LP Announces Retirement of Dan D. Sandman from Board of Directors	CI

More news

Former Officers and Directors: MPLX LP

Insider

Positions held

SinceUntil

Michael Hennigan

Director/Board Member	20/06/2017	29/04/2020
Chief Executive Officer	01/11/2019	01/08/2024
Chairman	29/04/2020	01/01/2026
President	20/06/2017	01/08/2024

Kelly D. Wright

Comptroller/Controller/Auditor

01/09/2021

03/03/2025

Suzanne Gagle

General Counsel

01/10/2017

05/01/2024

Dan Sandman

Director/Board Member	31/10/2012	01/05/2023
Independent Dir/Board Member	31/10/2012	01/05/2023

Pamela Beall

Director/Board Member	01/01/2014	31/12/2021
Director of Finance/CFO	06/10/2016	01/09/2021
Corporate Officer/Principal	01/09/2021	31/12/2021
President	01/01/2014	01/01/2016

Donald Templin

Director/Board Member	01/06/2012	31/12/2021
Director of Finance/CFO	01/10/2012	01/02/2015
Corporate Officer/Principal	01/02/2015	01/01/2016
President	01/01/2016	20/06/2017

Michael L. Beatty

Director/Board Member	04/12/2015	20/04/2021
Independent Dir/Board Member	04/12/2015	20/04/2021

Thomas Kaczynski

Treasurer

01/12/2020

Jim Mallamaci

Public Communications Contact

01/10/2020

Gary Heminger

Chief Executive Officer	01/06/2012	01/10/2019
Chairman	01/06/2012	29/04/2020

Gregory Goff

Director/Board Member

01/10/2018

31/12/2019

C. Corwin Bromley

General Counsel	04/12/2015	01/01/2018
Corporate Secretary	04/12/2015	-

C. Richard Wilson

Director/Board Member	31/10/2012	31/12/2017
Independent Dir/Board Member	31/10/2012	31/12/2017

Paula L. Rosson

Comptroller/Controller/Auditor

01/12/2015

04/12/2017

Peter Gilgen

Treasurer

01/02/2017

Joshua P. Hallenbeck

Treasurer

01/12/2015

01/02/2017

Nancy Buese

Director of Finance/CFO

04/12/2015

06/10/2016

John Mollenkopf

Chief Operating Officer

04/12/2015

01/10/2016

John S. Swearingen

Chief Operating Officer

03/03/2015

04/12/2015

J. Michael Wilder

General Counsel	01/06/2012	04/12/2015
Corporate Secretary	01/06/2012	04/12/2015

Frank A. Quintana

Comptroller/Controller/Auditor

01/12/2015

Randy S. Nickerson

Corporate Officer/Principal

01/12/2015

George P. Shaffner

Chief Operating Officer

01/06/2012

03/03/2015

Michael G. Braddock

Comptroller/Controller/Auditor

01/06/2012

01/10/2014

Ian D. Feldman

Comptroller/Controller/Auditor

01/02/2014

David Daberko

Director/Board Member	31/10/2012	-
Independent Dir/Board Member	31/10/2012	-

Timothy T. Griffith

Director/Board Member	01/03/2015	-
Director of Finance/CFO	03/03/2015	04/12/2015
Public Communications Contact	01/09/2012	23/04/2015
Treasurer	01/09/2012	-

Craig O. Pierson

Corporate Officer/Principal

01/06/2012

Angelia Graves

Public Communications Contact

Brandon Daniels

Public Communications Contact

John R. Haley

Comptroller/Controller/Auditor

Geri Ewing

Investor Relations Contact

Stefanie Griffith

Public Communications Contact

Lisa Wilson

Investor Relations Contact

Beth A. Hunter

Investor Relations Contact

Age distribution of managers

Parity Men Women

Male	15
Female	5

Of which Executive Committee

Male	3
Female	3

Of which Directors

Male	7
Female	2

Revisions

Révisions CA 1 an

Révisions CA 4 mois

Révisions CA 1 mois

Révisions BNA 1 an

Révisions BNA 4 mois

ESG MSCI

Environnement

Social

Gouvernance

Polémique

Controverses Ethiques

Controverses sur les droits de l'Homme

Controverses Subventions fiscales

Conforme à la finance Islamique

MPLX LP is a diversified master limited partnership that owns and operates midstream energy infrastructure and logistics assets and provides fuel distribution services. The Companyâs segments include Logistics and Storage (L&S) and Gathering and Processing (G&P). The L&S segment primarily engages in the gathering, transportation, storage and distribution of crude oil, refined products, other hydrocarbon-based products, and renewables. The L&S segment also includes the operation of its refining logistics, fuel distribution and inland marine businesses, terminals, rail facilities and storage caverns. The G&P segment provides gathering, processing and transportation of natural gas, as well as the transportation, fractionation, storage and marketing of natural gas liquids (NGLs). Its assets include a network of crude oil and refined product pipelines; an inland marine business; light-product, asphalt, heavy oil and marine terminals; storage caverns, and others.

Employees

Sector

Oil & Gas Transportation Services

Calendar

03/02 - Q4 2025 Earnings Release

More about the company