MPLX supply chain intelligence for MPLX LP: verified suppliers, customers, debt relationships, acquisitions, and ownership data.
Data compiled by Redley Lamar · ChainSifter Intelligence
MPLX LP (MPLX) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.
| Ticker | Name | Confidence | Evidence |
|---|---|---|---|
| MPC | Marathon Petroleum Corporation | 92% | As of March 31, 2026, MPLX had $1.5 billion in cash, $2.0 billion available on its bank revolving credit facility, and $1.5 billion available through its intercompany loan agreement with MPC. |
| MPC | Marathon Petroleum Corporation | 92% | Reciprocal relationship from MPC graph: Reciprocal relationship from MPLX graph: As of March 31, 2026, MPLX had $1.5 billion in cash, $2.0 billion available on its bank revolving credit facility, and… |
| MPLX-GP-LLC | MPLX-GP-LLC | 92% | MPLX does not directly employ any of the personnel responsible for managing and operating the MPLX business. Rather, MPLX contracts with MPC to provide the necessary personnel, all of whom are direct… |
| BANK-OF-AMERICA-N-A | BANK-OF-AMERICA-N-A | 90% | each of Bank of America, N.A., Barclays Bank PLC, Citibank, N.A., Goldman Sachs Bank USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., Royal Bank of Canada, Sumitomo Mitsui Banking Corporation and The Toronto… |
| BARCLAYS-BANK-PLC | BARCLAYS-BANK-PLC | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| BOFA-SECURITIES-INC | BOFA-SECURITIES-INC | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| CITIBANK-N-A | CITIBANK-N-A | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| GOLDMAN-SACHS-BANKS-USA | GOLDMAN-SACHS-BANKS-USA | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| GOLDMAN-SACHS-BANK-USA | GOLDMAN-SACHS-BANK-USA | 90% | each of Bank of America, N.A., Barclays Bank PLC, Citibank, N.A., Goldman Sachs Bank USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., Royal Bank of Canada, Sumitomo Mitsui Banking Corporation and The Toronto… |
| JPMORGAN-CHASE-BANK-N-A | JPMORGAN-CHASE-BANK-N-A | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| MIZUHO-BANK-LTD | MIZUHO-BANK-LTD | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| MUFG-BANK-LTD | MUFG-BANK-LTD | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| RBC-CAPITAL-MARKETS | RBC-CAPITAL-MARKETS | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| RY | Royal Bank of Canada | 90% | Reciprocal relationship from RY graph: Reciprocal relationship from MPLX graph: each of Bank of America, N.A., Barclays Bank PLC, Citibank, N.A., Goldman Sachs Bank USA, Mizuho Bank, Ltd., MUFG Bank,… |
| RY | Royal Bank of Canada | 90% | each of Bank of America, N.A., Barclays Bank PLC, Citibank, N.A., Goldman Sachs Bank USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., Royal Bank of Canada, Sumitomo Mitsui Banking Corporation and The Toronto… |
| SUMITOMO-MITSUI-BANKING-CORPORATION | SUMITOMO-MITSUI-BANKING-CORPORATION | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| TD-SECURITIES-USA-LLC | TD-SECURITIES-USA-LLC | 90% | each of Wells Fargo Securities, LLC, JPMorgan Chase Bank, N.A., Barclays Bank PLC, BofA Securities, Inc., Citibank, N.A., Goldman Sachs Banks USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., RBC Capital Mark… |
| THE-TORONTO-DOMINION-BANK-NEW-YORK-BRANCH | THE-TORONTO-DOMINION-BANK-NEW-YORK-BRANCH | 90% | each of Bank of America, N.A., Barclays Bank PLC, Citibank, N.A., Goldman Sachs Bank USA, Mizuho Bank, Ltd., MUFG Bank, Ltd., Royal Bank of Canada, Sumitomo Mitsui Banking Corporation and The Toronto… |
| WELLS-FARGO-BANK-NATIONAL-ASSOCIATION | WELLS-FARGO-BANK-NATIONAL-ASSOCIATION | 90% | MPLX entered into a $2.5 billion, five-year Revolving Credit Agreement with Wells Fargo Bank, National Association, as administrative agent |
| WHIPTAIL-MIDSTREAM-LLC | WHIPTAIL-MIDSTREAM-LLC | 90% | MPLX acquired gathering businesses from Whiptail Midstream, LLC for $ 235 million in cash |
| EBBNF | Enbridge Inc. | 85% | Reciprocal relationship from EBBNF graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from EBBNF graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from EBBN… |
| MARA | MARA Holdings, Inc. | 72% | Reciprocal relationship from MARA graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from MARA graph: te, dedicated cloud solutions to third-party customers, with pricing based o… |
| TRGP | Targa Resources Corp. | 72% | Reciprocal relationship from TRGP graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from TRGP graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from TRGP g… |
| WES | Western Midstream Partners, LP | 72% | Reciprocal relationship from WES graph: NGLs fractionators and associated truck-loading facility at the Platte Valley and Wattenberg plants provides access to local NGLs markets. DJ Basin oil-gatheri… |
| Ticker | Name | Confidence | Evidence |
|---|---|---|---|
| MPC | Marathon Petroleum Corporation | 90% | Reciprocal relationship from MPC graph: As of March 31, 2026, MPC had $2.2 billion of cash and cash equivalents, including $1.5 billion of cash at MPLX |
| TEXAS-CITY-LOGISTICS-LLC | TEXAS-CITY-LOGISTICS-LLC | 85% | s and Southern Appalachia, $123 million due to the Rockies divestiture, $51 million due to a change in derivative valuation and $34 million due to the absence of a non-recurring benefit associated wi… |
| WHIPTAIL-MIDSTREAM-LLC | WHIPTAIL-MIDSTREAM-LLC | 85% | he additional five percent ownership interest in the joint venture exceeded the amount of the claim to the underlying net assets of the joint venture by approximately $ 124 million, with $ 63 million… |
| TRGP | Targa Resources Corp. | 80% | Reciprocal relationship from TRGP graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from TRGP graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from TRGP g… |
| MPC | Marathon Petroleum Corporation | 72% | llectively to Marathon Petroleum Corporation and its subsidiaries, other than the Partnership. We are engaged in the gathering, transportation, storage and distribution of crude oil, refined products… |
| XYF | X Financial | 72% | s and Southern Appalachia, $123 million due to the Rockies divestiture, $51 million due to a change in derivative valuation and $34 million due to the absence of a non-recurring benefit associated wi… |
| XYF | X Financial | 72% | Reciprocal relationship from XYF graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from XYF graph: Reciprocal relationship from MPLX graph: Reciprocal relationship from XYF grap… |
| AMERICA-MARKWEST-MARKWEST-ENERGY-PARTNERS-LLC | AMERICA-MARKWEST-MARKWEST-ENERGY-PARTNERS-LLC | 62% | Item 1. Financial Statements: Consolidated Statements of Income (Unaudited) 3 Consolidated Statements of Comprehensive Income (Unaudited) 4 Consolidated Balance Sheets (Unaudited) 5 Consolidated Stat… |
| ANDX-ANDEAVOR-LOGISTICS-LLC | ANDX-ANDEAVOR-LOGISTICS-LLC | 62% | Item 1. Financial Statements: Consolidated Statements of Income (Unaudited) 3 Consolidated Statements of Comprehensive Income (Unaudited) 4 Consolidated Balance Sheets (Unaudited) 5 Consolidated Stat… |
| BANGL-LLC | BANGL-LLC | 62% | Annual Report on Form 10-K for the fiscal year ending December 31, 2025. We are evaluating the impact these rules, if effective, will have on our disclosures and monitoring the status of the judicial… |
| CAPITAL-RESOURCES | CAPITAL-RESOURCES | 62% | butable to MPLX of $1.7 billion, reflecting execution of strategic priorities • Distributable cash flow of $1.4 billion, enabling the return of $1.1 billion of capital in the three months ended March… |
| DELAWARE-BASIN-RESIDUE-LLC | DELAWARE-BASIN-RESIDUE-LLC | 62% | ting our share of processed volumes is also included and used to compute the utilization presented above. (3) Includes volumes processed at third-party facilities in the Bakken. Fractionation Facilit… |
| LOOP-LLC | LOOP-LLC | 62% | s processing plants, each with a capacity of 200 MMcf/d and approximately 142 miles of gathering pipeline. The results for this business are reported under our Natural Gas and NGL Services segment. A… |
| MARATHON-PETROLEUM-CORPORATION | MARATHON-PETROLEUM-CORPORATION | 62% | Item 1. Financial Statements: Consolidated Statements of Income (Unaudited) 3 Consolidated Statements of Comprehensive Income (Unaudited) 4 Consolidated Balance Sheets (Unaudited) 5 Consolidated Stat… |
| MAREN-BAKKEN-COMPANY-LLC | MAREN-BAKKEN-COMPANY-LLC | 62% | s processing plants, each with a capacity of 200 MMcf/d and approximately 142 miles of gathering pipeline. The results for this business are reported under our Natural Gas and NGL Services segment. A… |
| MARKWEST-EMG-JEFFERSON-DRY-GAS-GATHERING-COMPANY | MARKWEST-EMG-JEFFERSON-DRY-GAS-GATHERING-COMPANY | 62% | s processing plants, each with a capacity of 200 MMcf/d and approximately 142 miles of gathering pipeline. The results for this business are reported under our Natural Gas and NGL Services segment. A… |
| MXP-PARENT-LLC | MXP-PARENT-LLC | 62% | ting our share of processed volumes is also included and used to compute the utilization presented above. (3) Includes volumes processed at third-party facilities in the Bakken. Fractionation Facilit… |
| NET-INCOME-PER-LIMITED | NET-INCOME-PER-LIMITED | 62% | the unguaranteed residual value of the leased assets. Management assesses the net investment in sales-type leases for recoverability quarterly. Inventories Inventories consist of materials and suppli… |
| NORTHWIND-DELAWARE-HOLDINGS-LLC | NORTHWIND-DELAWARE-HOLDINGS-LLC | 62% | 5, MPLX completed the acquisition of 100 percent of the outstanding membership interests of Northwind Delaware Holdings LLC (“Northwind Midstream”) for $ 2.4 billion in cash (the “Northwind Midstream… |
| OHIO-CONDENSATE-COMPANY | OHIO-CONDENSATE-COMPANY | 62% | .C. (“OGC”) and a direct interest in Ohio Condensate Company L.L.C. (“OCC”) and now own a combined 73 percent interest in OGC, a 100 percent interest in OCC, and a 100 percent interest in a dry gas g… |
| OHIO-GATHERING-COMPANY | OHIO-GATHERING-COMPANY | 62% | s processing plants, each with a capacity of 200 MMcf/d and approximately 142 miles of gathering pipeline. The results for this business are reported under our Natural Gas and NGL Services segment. A… |
| OTHER-TRANSACTIONS-BANGL-LLC | OTHER-TRANSACTIONS-BANGL-LLC | 62% | Annual Report on Form 10-K for the fiscal year ending December 31, 2025. We are evaluating the impact these rules, if effective, will have on our disclosures and monitoring the status of the judicial… |
| PANOLA-PIPELINE-COMPANY-LLC | PANOLA-PIPELINE-COMPANY-LLC | 62% | ting our share of processed volumes is also included and used to compute the utilization presented above. (3) Includes volumes processed at third-party facilities in the Bakken. Fractionation Facilit… |
| SHERWOOD-MIDSTREAM-LLC | SHERWOOD-MIDSTREAM-LLC | 62% | s processing plants, each with a capacity of 200 MMcf/d and approximately 142 miles of gathering pipeline. The results for this business are reported under our Natural Gas and NGL Services segment. A… |
| TESORO-HIGH-PLAINS-PIPELINE-COMPANY-LLC | TESORO-HIGH-PLAINS-PIPELINE-COMPANY-LLC | 62% | e 84 5 ( 18 ) 71 Deferred revenue - related parties 71 21 ( 22 ) 70 Long-term deferred revenue 315 — — 315 Long-term deferred revenue - related parties 44 ( 3 ) — 41 (1) No significant revenue was re… |
| TRAVERSE-PIPELINE-HOLDINGS-LLC | TRAVERSE-PIPELINE-HOLDINGS-LLC | 62% | apital expenditures include costs to develop or acquire additional pipeline, terminal, processing or storage capacity. In general, growth capital includes costs that are expected to generate addition… |
| WHISTLER-PIPELINE-LLC | WHISTLER-PIPELINE-LLC | 62% | Annual Report on Form 10-K for the fiscal year ending December 31, 2025. We are evaluating the impact these rules, if effective, will have on our disclosures and monitoring the status of the judicial… |
| WPC-PARENT-LLC | WPC-PARENT-LLC | 62% | ting our share of processed volumes is also included and used to compute the utilization presented above. (3) Includes volumes processed at third-party facilities in the Bakken. Fractionation Facilit… |
| Instrument | Description | Confidence | Evidence |
|---|---|---|---|
| MPLX-DEBT | Debt stack $26.1B | 90% | Market cache reports total debt of $26.1B. |
| Holder | Name | Confidence | Evidence |
|---|---|---|---|
| MPLX-OWNER-BARCLAYS-PLC | BARCLAYS PLC | 90% | 13F overlay lists BARCLAYS PLC as top holder; 652 tracked holders. |
| Ticker | Name | Chain Index | Hops | Relationship Types |
|---|---|---|---|---|
| ETOR | eToro Group Ltd. | 100.00 | 2 | |
| HBNB | Hotel101 Global Holdings Corp. | 100.00 | 2 | |
| CSTE | Caesarstone Ltd. | 100.00 | 2 | |
| RYAN | Ryan Specialty Holdings, Inc. | 100.00 | 2 | |
| FCCN | Spectral Capital Corporation | 100.00 | 2 | |
| XRX | Xerox Holdings Corporation | 100.00 | 2 | |
| FENG | Phoenix New Media Limited | 100.00 | 2 | |
| BGC | BGC Group, Inc. | 100.00 | 2 | |
| CIB | Grupo Cibest S.A. | 100.00 | 2 | |
| AMBR | Amber International Holding Limited | 100.00 | 2 | |
| BTDR | Bitdeer Technologies Group | 100.00 | 2 | |
| BLSH | Bullish | 100.00 | 2 | |
| AHG | Akso Health Group | 100.00 | 2 | |
| CRMZ | CreditRiskMonitor.com, Inc. | 100.00 | 2 | |
| BRBI | BRBI BR Partners S.A. | 100.00 | 2 | |
| BLNE | Beeline Holdings, Inc. | 100.00 | 2 | |
| GEMI | Gemini Space Station, Inc. | 100.00 | 2 | |
| CANG | Cango Inc. | 100.00 | 2 | |
| ENLT | Enlight Renewable Energy Ltd | 100.00 | 2 | |
| ASML | ASML Holding N.V. | 100.00 | 2 |