Marathon Petroleum Corporation

Marathon Petroleum Corporation (MPC) is a leading, integrated downstream and midstream energy company headquartered in Findlay, Ohio. The company's core business revolves around petroleum refining, marketing, and transportation. MPC aims to accelerate life's possibilities and is committed to creating shared value with its stakeholders, emphasizing sustainability and environmental stewardship in its operations.

MPC operates the nation's largest refining system, boasting approximately 3 million barrels per calendar day of crude oil refining capacity across 13 refineries. Its diverse product portfolio includes gasoline, diesel fuel, jet fuel, renewable fuels (such as renewable diesel), petrochemicals, lubricants, crude oil, natural gas, asphalt, petroleum coke, and sulfur. The company serves a broad range of market segments, including wholesale marketing customers, independent retailers, direct dealers, and industrial clients in sectors like transportation, agriculture, and construction. MPC also holds the general partner and majority limited partner interest in MPLX LP, a midstream company.

Maryann Mannen currently leads Marathon Petroleum Corporation as Chairman, President, and Chief Executive Officer, having assumed the CEO role in March 2025 and the Chairman position in 2026. The company recently reported strong financial performance, with second-quarter 2026 net income attributable to MPC reaching $5.1 billion, and announced a quarterly dividend of $1.00 per share in July 2026. Demonstrating its commitment to sustainability, MPC completed the conversion of its Martinez Refinery to a renewable fuels manufacturing facility in 2023 and had six of its refineries earn ENERGY STAR® certifications in 2025 for superior energy efficiency.