Frank A. Quintana

MPLX GP LLC owns, operates, develops and acquires pipelines for petroleum and energy industries. The company is headquartered in Findlay, OH.

Whiting Petroleum Corp. engages in the development, production, acquisition, and exploration of oil and gas properties. It operates in the Rocky Mountains regions. The company was founded by Kenneth R. Whiting and J. Bert Ladd in January 1980 and is headquartered in Denver, CO.

NGL TM LLC markets and distributes petroleum products. Its products include unbranded gasoline, diesel fuel, heating oil, marine fuels, jet fuels, crude oil, natural gas, residual fuel oils, chemicals, and fertilizers. The company was founded by Cortlandt S. Dietler in 1981 and is headquartered in Denver, CO.

Ernst & Young LLP engages in the provision of accounting, assurance, tax, transaction, and advisory services. It specializes in the actuarial, analytics and big data, cyber security, accounting compliance and reporting, center for board matters, international financial reporting standards, country tax advisory, global trade, tax accounting, and climate change and sustainability. The company was founded in 1989 and is headquartered in New York, NY.