Exhibit 21.1
MARATHON PETROLEUM CORPORATION
LIST OF SUBSIDIARIES
as of December 31, 2018
| Name of Subsidiary | Jurisdiction of Organization/Incorporation | |
| 2Go Tesoro Company | Delaware | |
| 631 South Main Street Development LLC | Delaware | |
| * | Andeavor Field Services LLC | Delaware |
| * | Andeavor Gathering I LLC | Delaware |
| Andeavor LLC | Delaware | |
| * | Andeavor Logistics CD LLC | Delaware |
| * | Andeavor Logistics LP | Delaware |
| * | Andeavor Logistics Rio Pipeline LLC | Delaware |
| * | Andeavor Midstream Partners GP LLC | Delaware |
| * | Andeavor Midstream Partners LP | Delaware |
| * | Andeavor Midstream Partners Operating LLC | Delaware |
| * | Andeavor MPL Holdings LLC | Delaware |
| Andeavor Rio Holdings LLC | Delaware | |
| Andeavor Servicios de Mexico, S. de R.L. de C.V. | Mexico | |
| Ascarate Group LLC | Delaware | |
| * | Ascension Pipeline Company, LLC | Delaware |
| * | Asphalt Terminals LLC | Delaware |
| * | Bakken Pipeline Investments LLC | Delaware |
| BEH Holding LLC | Delaware | |
| Blanchard Holdings Company LLC | Delaware | |
| Blanchard Pipe Line Company LLC | Delaware | |
| Blanchard Refining Company LLC | Delaware | |
| * | Blanchard Terminal Company LLC | Delaware |
| Bonded Oil Company | Delaware | |
| Buckeye Assurance Corporation | Vermont | |
| * | Canton Refining Logistics LLC | Delaware |
| Carson Cogeneration LLC | Delaware | |
| * | Catlettsburg Refining Logistics LLC | Delaware |
| Catlettsburg Refining, LLC | Delaware | |
| * | Centennial Pipeline LLC | Delaware |
| * | Centrahoma Processing LLC | Delaware |
| Cincinnati BioRefining Corp. | Delaware | |
| Cincinnati Renewable Fuels LLC | Delaware | |
| Ciniza Production Company | New Mexico | |
| * | Combustibles Playa Rosarito, S.A. de C.V. | Mexico |
| * | Crowley Blue Water Partners LLC | Delaware |
| * | Crowley Coastal Partners, LLC | Delaware |
| * | Crowley Ocean Partners LLC | Delaware |
| * | Crowley Tanker Charters III, LLC | Delaware |
| * | Crowley Tankers II, LLC | Delaware |
| * | Crowley Tankers IV, LLC | Delaware |
| * | Crowley Tankers V, LLC | Delaware |
| * | Dakota Access Holdings LLC | Delaware |
| * | Dakota Access Truck Terminals, LLC | Delaware |
| * | Dakota Access, LLC | Delaware |
| Dakota Prairie Refining, LLC | Delaware | |
| * | Delaware Basin Residue, LLC | Delaware |
| * | Detroit Refining Logistics LLC | Delaware |
| Dial Oil Co., LLC | New Mexico | |
| * | Eastern Gulf Crude Access, LLC | Delaware |
| Empire Oil Co. | California | |
| * | Enchi Corporation | Delaware |
| * | Energy Transfer Crude Oil Company, LLC | Delaware |
| * | ETCO Holdings LLC | Delaware |
| * | Explorer Pipeline Company | Delaware |
| * | Galveston Bay Refining Logistics LLC | Delaware |
| * | Garyville Refining Logistics LLC | Delaware |
| Giant Four Corners, LLC | Delaware | |
| Giant Industries, Inc. | Delaware | |
| Giant Stop-N-Go of New Mexico, LLC | New Mexico | |
| Gold Star Maritime Company | Delaware | |
| * | Gravcap, Inc. | Delaware |
| Gray Oak Gateway Holdings LLC | Delaware | |
| * | Gray Oak Pipeline, LLC | Delaware |
| * | Green Bay Terminal Corporation | Wisconsin |
| * | Green River Processing, LLC | Delaware |
| * | Guilford County Terminal Company, LLC | North Carolina |
| Hardin Assurance Ltd. | Bermuda | |
| Hardin Street Holdings LLC | Delaware | |
| * | Hardin Street Marine LLC | Delaware |
| * | Hardin Street Transportation LLC | Delaware |
| * | Illinois Extension Pipeline Company, L.L.C. | Delaware |
| Interior Fuels Company | Alaska | |
| * | Jefferson Gas Gathering Company, L.L.C. | Delaware |
| * | Johnston County Terminal, LLC | Delaware |
| Kenai LNG LLC | Delaware | |
| Kenai Pipe Line Company | Delaware | |
| * | Lincoln Pipeline LLC | Delaware |
| * | LOCAP LLC | Delaware |
| * | LOOP LLC | Delaware |
| Marathon Canada Marketing, Ltd. | Delaware | |
| Marathon Carbon Management LLC | Delaware | |
| Marathon Petroleum Company Canada, Ltd. | Alberta | |
| Marathon Petroleum Company LP | Delaware | |
| Marathon Petroleum Foundation, Inc. | Texas | |
| Marathon Petroleum Logistics Services LLC | Delaware | |
| Marathon Petroleum Service Company | Delaware | |
| Marathon Petroleum Supply LLC | Delaware | |
| Marathon Petroleum Trading Canada LLC | Delaware | |
| Marathon Pipe Line Company | Nevada | |
| * | Marathon Pipe Line LLC | Delaware |
| Marathon PrePaid Card LLC | Ohio | |
| Marathon Refining Logistics Services LLC | Delaware | |
| Marathon Renewable Fuels Corp. | Delaware | |
| Marathon Renewable Supply LLC | Delaware | |
| * | MarEn Bakken Company LLC | Delaware |
| * | MarkWest Agua Blanca Pipeline, L.L.C. | Delaware |
| * | MarkWest Blackhawk, L.L.C. | Texas |
| * | MarkWest Bluestone Ethane Pipeline, L.L.C. | Delaware |
| * | MarkWest Delaware Basin Gas Company, L.L.C. | Delaware |
| * | MarkWest EMG Jefferson Dry Gas Gathering Company, L.L.C. | Delaware |
| * | MarkWest Energy East Texas Gas Company, L.L.C. | Delaware |
| * | MarkWest Energy Finance Corporation | Delaware |
| * | MarkWest Energy Operating Company, L.L.C. | Delaware |
| * | MarkWest Energy Partners, L.P. | Delaware |
| * | MarkWest Energy South Texas Gas Company, L.L.C. | Delaware |
| * | MarkWest Energy West Texas Gas Company, L.L.C. | Delaware |
| * | MarkWest Gas Services, L.L.C. | Texas |
| * | MarkWest Hydrocarbon, L.L.C. | Delaware |
| * | MarkWest Javelina Company, L.L.C. | Texas |
| * | MarkWest Javelina Pipeline Company, L.L.C. | Texas |
| * | MarkWest Liberty Bluestone, L.L.C. | Delaware |
| * | MarkWest Liberty Ethane Pipeline, L.L.C. | Delaware |
| * | MarkWest Liberty Gas Gathering, L.L.C. | Delaware |
| * | MarkWest Liberty Midstream & Resources, L.L.C. | Delaware |
| * | MarkWest Liberty NGL Pipeline, L.L.C. | Delaware |
| * | MarkWest Mariner Pipeline, L.L.C. | Delaware |
| * | MarkWest Michigan Pipeline Company, L.L.C. | Michigan |
| * | MarkWest New Mexico, L.L.C. | Texas |
| * | MarkWest Ohio Fractionation Company, L.L.C. | Delaware |
| * | MarkWest Oklahoma Gas Company, L.L.C. | Oklahoma |
| * | MarkWest Panola Pipeline, L.L.C. | Texas |
| * | MarkWest Pinnacle, L.L.C. | Texas |
| * | MarkWest Pioneer, L.L.C. | Delaware |
| * | MarkWest Pipeline Company, L.L.C. | Texas |
| * | MarkWest PNG Utility, L.L.C. | Texas |
| * | MarkWest POET, L.L.C. | Delaware |
| * | MarkWest Power Tex, L.L.C. | Texas |
| * | MarkWest Ranger Pipeline Company, L.L.C. | Delaware |
| * | MarkWest Texas PNG Utility, L.L.C. | Texas |
| * | MarkWest Tornado GP, L.L.C. | Delaware |
| * | MarkWest Utica EMG, L.L.C. | Delaware |
| * | MarkWest Utica Operating Company, L.L.C. | Delaware |
| * | Midwest Connector Capital Company LLC | Delaware |
| * | Minnesota Pipe Line Company, LLC | Delaware |
| MPC Finance Co. | Delaware | |
| MPC Investment Fund, Inc. | Delaware | |
| MPC Investment LLC | Delaware | |
| MPC Trade Receivables Company LLC | Delaware | |
| MPL Investment LLC | Delaware | |
| * | MPL Investments, Inc. | Delaware |
| * | MPL Louisiana Holdings LLC | Delaware |
| * | MPLX DAPLETCO Holdings LLC | Delaware |
| * | MPLX Fuels Distribution LLC | Delaware |
| MPLX GP LLC | Delaware | |
| MPLX Logistics Holdings LLC | Delaware | |
| * | MPLX LP | Delaware |
| * | MPLX Operations LLC | Delaware |
| * | MPLX Ozark Pipe Line LLC | Delaware |
| * | MPLX Pipe Line Holdings LLC | Delaware |
| * | MPLX Refining Logistics LLC | Delaware |
| * | MPLX Terminal and Storage LLC | Delaware |
| * | MPLX Terminals LLC | Delaware |
| * | MPLXIF LLC | Delaware |
| * | Mt. Airy Terminal LLC | Delaware |
| * | Mule Sidetracks, L.L.C. | Delaware |
| * | Mule Tracts, L.L.C. | Delaware |
| * | Muskegon Pipeline LLC | Delaware |
| MW Logistics Services LLC | Delaware | |
| * | MWE GP LLC | Delaware |
| * | Navajo Convenient Stores Co., LLC | New Mexico |
| Niles Properties LLC | Delaware | |
| * | North Dakota Pipeline Company LLC | Delaware |
| Northern Tier Bakery LLC | Delaware | |
| Northern Tier Energy GP LLC | Delaware | |
| Northern Tier Energy LLC | Delaware | |
| Northern Tier Energy LP | Delaware | |
| Northern Tier Finance Corporation | Delaware | |
| Northern Tier Oil Transport LLC | Delaware | |
| Northern Tier Retail Holdings LLC | Delaware | |
| Northern Tier Retail LLC | Delaware | |
| Ocean Tankers LLC | Delaware | |
| * | Ohio Condensate Company, L.L.C. | Delaware |
| * | Ohio Gathering Company, L.L.C. | Delaware |
| * | Ohio River Pipe Line LLC | Delaware |
| * | Oil Insurance Limited | Bermuda |
| * | Panola Pipeline Company, LLC | Texas |
| * | PFJ Southeast LLC | Delaware |
| * | PNAC, LLC | Nevada |
| * | Port Everglades Environmental Corp. | Florida |
| Redland Vision, LLC | Delaware | |
| * | Rendezvous Gas Services, L.L.C. | Wyoming |
| * | Rendezvous Pipeline Company, LLC | Colorado |
| * | Resource Environmental, L.L.C. | Delaware |
| Ridgewood Association | Texas | |
| Ridgewood Insurance Company | Vermont | |
| Rio Hub LLC | Delaware | |
| * | Robinson Refining Logistics LLC | Delaware |
| RW Land Company | Delaware | |
| San Juan Refining Company, LLC | New Mexico | |
| * | Sherwood Midstream Holdings LLC | Delaware |
| * | Sherwood Midstream LLC | Delaware |
| South Houston Green Power, LLC | Delaware | |
| * | South Texas Gateway Terminal LLC | Delaware |
| Speedway LLC | Delaware | |
| Speedway of Massachusetts LLC | Massachusetts | |
| Speedway Petroleum Corporation | Delaware | |
| Speedway Prepaid Card LLC | Ohio | |
| Speedway.com LLC | Delaware | |
| Speedy Prepaid Services Inc. | New Hampshire | |
| St. Paul Park Refining Co. LLC | Delaware | |
| Starvin Marvin, Inc. | Delaware | |
| SuperAmerica Franchising LLC | Delaware | |
| SWTO LLC | Delaware | |
| Tahoe Merger Sub 2, LLC | Delaware | |
| Tesoro Alaska Company LLC | Delaware | |
| * | Tesoro Alaska Pipeline Company LLC | Delaware |
| * | Tesoro Alaska Terminals LLC | Delaware |
| Tesoro Aviation Company | Delaware | |
| Tesoro Canada Supply & Distribution Ltd. | British Columbia | |
| Tesoro Companies, Inc. | Delaware | |
| Tesoro Environmental Resources Company | Delaware | |
| Tesoro Far East Maritime Company | Delaware | |
| * | Tesoro Great Plains Gathering & Marketing LLC | Delaware |
| Tesoro Great Plains Holdings Company LLC | Delaware | |
| * | Tesoro Great Plains Midstream LLC | Delaware |
| * | Tesoro High Plains Pipeline Company LLC | Delaware |
| Tesoro Insurance Holding Company | Delaware | |
| * | Tesoro Logistics Finance Corp. | Delaware |
| Tesoro Logistics GP, LLC | Delaware | |
| * | Tesoro Logistics Northwest Pipeline LLC | Delaware |
| * | Tesoro Logistics Operations LLC | Delaware |
| * | Tesoro Logistics Pipelines LLC | Delaware |
| Tesoro Maritime Company | Delaware | |
| Tesoro Mexico Supply & Marketing, S. de R.L. de C.V. | Mexico | |
| Tesoro Northstore Company | Alaska | |
| Tesoro Panama Company, S.A. | Panama/Delaware | |
| Tesoro Petroleum (Singapore) Pte. Ltd. | Singapore | |
| Tesoro Refining & Marketing Company LLC | Delaware | |
| Tesoro Renewables Company LLC | Delaware | |
| * | Tesoro Savage Petroleum Terminal LLC | Delaware |
| Tesoro Sierra Properties, LLC | Delaware | |
| Tesoro SoCal Cogen Company LLC | Delaware | |
| * | Tesoro SoCal Pipeline Company LLC | Delaware |
| Tesoro South Coast Company, LLC | Delaware | |
| Tesoro Trading Company | Delaware | |
| Tesoro Wasatch, LLC | Delaware | |
| Tesoro West Coast Company, LLC | Delaware | |
| * | The Andersons Albion Ethanol LLC | Ohio |
| * | The Andersons Clymers Ethanol LLC | Ohio |
| * | The Andersons Marathon Ethanol LLC | Delaware |
| * | Three Rivers Gathering, LLC | Delaware |
| Trans-Foreland Pipeline Company LLC | Delaware | |
| Treasure Card Company LLC | Arizona | |
| Treasure Franchise Company LLC | Delaware | |
| Uinta Express Pipeline Company LLC | Delaware | |
| * | Uintah Basin Field Services, L.L.C. | Delaware |
| Virent Renewables Holding Company LLC | Delaware | |
| Virent Renewables LLC | Delaware | |
| Virent, Inc. | Delaware | |
| * | Watson Cogeneration Company | California |
| * | West Relay Gathering Company, L.L.C. | Delaware |
| Western Refining Company, L.P. | Delaware | |
| Western Refining Conan Gathering Holdings, LLC | Delaware | |
| * | Western Refining Conan Gathering, LLC | Delaware |
| Western Refining de Mexico, S. de R.L. de C.V. | Mexico | |
| * | Western Refining Delaware Basin Storage, LLC | Delaware |
| Western Refining GP, LLC | Delaware | |
| * | Western Refining Logistics GP, LLC | Delaware |
| * | Western Refining Logistics, LP | Delaware |
| Western Refining LP, LLC | Delaware | |
| * | Western Refining Pipeline, LLC | New Mexico |
| * | Western Refining Product Transport, LLC | Delaware |
| Western Refining Retail, LLC | Delaware | |
| Western Refining Southwest, Inc. | Arizona | |
| * | Western Refining Terminals, LLC | Delaware |
| Western Refining Texas Retail Services, LLC | Texas | |
| Western Refining TRS I, LLC | Texas | |
| Western Refining TRS II, LLC | Texas | |
| * | Western Refining Wholesale, LLC | Delaware |
| Western Refining Yorktown Holding Company | Delaware | |
| Western Refining Yorktown, Inc. | Delaware | |
| Western Refining, Inc. | Delaware | |
| Williston Basin Pipe Line LLC | Delaware | |
| * | WIP, LLC | Indiana |
| WNR Mexico 1, LLC | Delaware | |
| WNR Mexico 2, LLC | Delaware | |
| * | WNRL Energy GP, LLC | Delaware |
| * | WNRL Energy, LLC | Delaware |
| * | WNRL Finance Corp. | Delaware |
| * | Wolverine Pipe Line Company | Delaware |
| * | Woodhaven Cavern LLC | Delaware |
| York River Fuels, LLC | Delaware | |
| * | Indicates a company that is not wholly owned directly or indirectly by Marathon Petroleum Corporation. |