15Suppliers
11Customers
3Debt Items
20Related Chains

Source-Backed Evidence Depth

Occidental Petroleum Corporation (OXY) 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.

30Total relationships
3Distinct source URLs
11High confidence
0.733Average confidence
2026-09-13Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Occidental Petroleum Corporation Suppliers

TickerNameConfidenceEvidence
AL-HOSN-GAS AL-HOSN-GAS 90% Al Hosn Gas, a processing facility in the UAE that removes sulfur from natural gas and processes the natural gas and sulfur for sale
WES Western Midstream Partners, LP 90% Reciprocal relationship from WES graph: Reciprocal relationship from OXY graph: In February 2026, in connection with the amendment of certain commercial agreements, the Company transferred 15.3 milli…
WES Western Midstream Partners, LP 90% In February 2026, in connection with the amendment of certain commercial agreements, the Company transferred 15.3 million units to WES, and recorded charges of $105 million.
BLACKROCK BLACKROCK 85% The joint venture is a VIE and the Company consolidates the VIE as it is the primary beneficiary. BlackRock’s investment is accounted for as an NCI.
OLCV OLCV 85% OLCV primarily focuses on advancing carbon removal and CCUS projects, including developing and commercializing DAC technology and supporting the Company’s EOR operations.
BRK-B Berkshire Hathaway Inc. 72% Reciprocal relationship from BRK-B graph: On January 2, 2026, Berkshire acquired a chemicals business (OxyChem) from Occidental Petroleum Corporation. OxyChem produces basic chemicals and its results…
EBBNF Enbridge Inc. 72% Reciprocal relationship from EBBNF graph: Item 1A. Risk Factors. LIQUIDS PIPELINES • Mainline Optimization Phase 1 - The Mainline Optimization Phase 1 project is intended to support growing customer …
NRP Natural Resource Partners L.P. 72% Reciprocal relationship from NRP graph: Reciprocal relationship from OXY graph: Reciprocal relationship from NRP graph: Reciprocal relationship from OXY graph: Reciprocal relationship from NRP graph:…
PED PEDEVCO Corp. 72% Reciprocal relationship from PED graph: in Asset are included in our reserve report due to SEC guidelines related to development timing. 16 Table of Contents Marketing We generally sell a significant…
PPIH Perma-Pipe International Holdings, Inc. 72% Reciprocal relationship from PPIH graph: Item 404(a) of Regulation S-K. Ms. Zakhour will receive compensation for her services consistent with that provided to the Company’s other non-employee direct…
SWK Stanley Black & Decker, Inc. 72% Reciprocal relationship from SWK graph: asteners, fittings and various engineered products, which are designed for specific applications across multiple verticals. The product categories include exte…
CE Celanese Corporation 62% Reciprocal relationship from CE graph: Reciprocal relationship from OXY graph: Reciprocal relationship from CE graph: tions are treated as sales and are accounted for as reductions in accounts receiv…
CRT Cross Timbers Royalty Trust 62% Reciprocal relationship from CRT graph: 5 percent natural gas and 35 percent oil. The underlying properties also include certain nonproducing properties in Texas, Oklahoma and New Mexico that are pri…
MMM 3M Company 62% Reciprocal relationship from MMM graph: rofit organization. 3M Belgium cannot predict the outcome of such judicial appeal and is therefore unable to assess whether the current Zwijndrecht Facility wa…
PEG Public Service Enterprise Group Incorporated 62% Reciprocal relationship from PEG graph: Reciprocal relationship from OXY graph: Reciprocal relationship from PEG graph: EG Power & Other are detailed as follows: Pension Benefits OPEB Three Months En…

Occidental Petroleum Corporation Customers

TickerNameConfidenceEvidence
BLACKROCK BLACKROCK 80% The Company has entered into agreements with the joint venture related to project management, operations and maintenance and carbon removal offtake.
WES Western Midstream Partners, LP 80% Reciprocal relationship from WES graph: Anadarko E&P Onshore LLC is a subsidiary of Occidental Petroleum Corporation
ARIS-WATER-SOLUTIONS-INC ARIS-WATER-SOLUTIONS-INC 62% y’s net revenue interest. MIDSTREAM AND MARKETING SEGMENT Revenue from pipeline and gas processing is recognized upon the completion of the transportation or processing service. Revenue from power sa…
BLACK-BUTTE-COAL-COMPANY BLACK-BUTTE-COAL-COMPANY 62% s do not include collateral. Occidental netted $ 12 million of collateral received from brokers against derivative assets and $ 9 million of collateral deposited with brokers against derivatives liab…
CARBON-ENGINEERING-LTD CARBON-ENGINEERING-LTD 62% arter of 2024, Occidental sold non-core assets in the Powder River Basin with near to intermediate term lease expirations and certain Delaware Basin assets in Texas and New Mexico for combined net pr…
DIRECTORS-OCCIDENTAL-PETROLEUM-CORPORATION DIRECTORS-OCCIDENTAL-PETROLEUM-CORPORATION 62% er 12,073 — 12,073 Total $ 19,079 $ 1,348 $ 20,427 Weighted-average interest rate 6.10 % 5.42 % 6.05 % Fair Value $ 19,424 $ 1,354 $ 20,778 (a) Excluded unamortized debt premiums, net of $1.1 billion…
GLENN-SPRINGS-HOLDINGS-INC GLENN-SPRINGS-HOLDINGS-INC 62% ing 2024, OxyChem increased the environmental remediation liability related to the DASS by $ 925 million. See Note 13 - Lawsuits, Claims, Commitments and Contingencies under the heading “Diamond Alka…
NATURAL-RESOURCES NATURAL-RESOURCES 62% ct a cybersecurity incident or understand the full extent of such incident notwithstanding its risk management processes and controls. Occidental faces risks associated with new and ever-increasing p…
OLCV-TEXAS-COMPANY OLCV-TEXAS-COMPANY 62% 81 Total 266 119 829 523 247 116 739 486 234 103 656 446 (a) Natural gas volumes are converted to Boe at six Mcf of gas per one barrel of oil. Conversion to Boe does not necessarily result in price e…
OPERATIONS-OCCIDENTAL-PETROLEUM-CORPORATION OPERATIONS-OCCIDENTAL-PETROLEUM-CORPORATION 62% er 12,073 — 12,073 Total $ 19,079 $ 1,348 $ 20,427 Weighted-average interest rate 6.10 % 5.42 % 6.05 % Fair Value $ 19,424 $ 1,354 $ 20,778 (a) Excluded unamortized debt premiums, net of $1.1 billion…
WESTERN-MIDSTREAM-HOLDINGS-LLC WESTERN-MIDSTREAM-HOLDINGS-LLC 62% Item 8 of this Form 10-K. An Occidental subsidiary acts as the general partner of WES, a publicly traded master limited partnership, which may involve potential legal liability. An Occidental subsidi…

Occidental Petroleum Corporation Debt Obligations

InstrumentDescriptionConfidenceEvidence
OXY-DEBT Debt stack $16.6B 90% Market cache reports total debt of $16.6B.
OXY-DEBT-7324 Xbrl Convertible 90% xbrl convertible detail from xbrl 2025-12-31.
OXY-DEBT-7323 Warrants outstanding: 41900000 90% xbrl warrant detail from xbrl 2025-12-31.

Occidental Petroleum Corporation Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Occidental Petroleum Corporation.

Occidental Petroleum Corporation Ownership

HolderNameConfidenceEvidence
OXY-OWNER-BERKSHIRE-HATHAWAY-INC Berkshire Hathaway Inc 90% 13F overlay lists Berkshire Hathaway Inc as top holder; 1306 tracked holders.

Occidental Petroleum Corporation Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
PPIH Perma-Pipe International Holdings, Inc. 100.00 1 ['supplier']
SWK Stanley Black & Decker, Inc. 100.00 1 ['supplier']
PED PEDEVCO Corp. 100.00 1 ['supplier']
PEG Public Service Enterprise Group Incorporated 100.00 1 ['supplier']
COP ConocoPhillips 100.00 2
CRT Cross Timbers Royalty Trust 100.00 1 ['supplier']
CE Celanese Corporation 100.00 1 ['supplier']
EBBNF Enbridge Inc. 100.00 1 ['supplier']
NRP Natural Resource Partners L.P. 100.00 1 ['supplier']
CRGY Crescent Energy Company 100.00 2
MMM 3M Company 100.00 1 ['supplier']
BRK-B Berkshire Hathaway Inc. 100.00 1 ['supplier']
BHE Benchmark Electronics, Inc. 50.00 2
ATO Atmos Energy Corporation 50.00 2
CEG Constellation Energy Corporation 50.00 2
RYAN Ryan Specialty Holdings, Inc. 50.00 2
EPM Evolution Petroleum Corporation 50.00 2
AMR Alpha Metallurgical Resources, Inc. 50.00 2
D Dominion Energy, Inc. 50.00 2
AMPY Amplify Energy Corp. 50.00 2
🔐
OXY
Unlock OXY Supply Chain Data
Verified relationships include:
AL-HOSN-GASAL-HOSN-GASSupplier90%
WESWestern Midstream Partners, LPSupplier90%
BLACKROCKBLACKROCKCustomer80%
WESWestern Midstream Partners, LPCustomer80%
+26 more relationships locked
Subscribe — View plans →