Data compiled by Redley Lamar · ChainSifter Intelligence
5Suppliers
2Customers
2Debt Items
0Related Chains
Source-Backed Evidence Depth
Cleveland-Cliffs Inc. (CLF) 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.
10Total relationships
1Distinct source URLs
6High confidence
0.782Average 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.
Cleveland-Cliffs Inc. Suppliers
Ticker
Name
Confidence
Evidence
ARCELORMITTAL-USA-LLC
ARCELORMITTAL-USA-LLC
80%
The acquisition of substantially all of the operations of the former ArcelorMittal USA LLC, its subsidiaries and certain affiliates, collectively, consummated on December 9, 2020
POSCO
POSCO
80%
Signed Memorandum of Understanding with POSCO, Korea's largest steelmaker, and the world's third largest steelmaker outside of China, to potentially form a strategic partnership as POSCO seeks to lev…
AK-STEEL-HOLDING-CORPORATION
AK-STEEL-HOLDING-CORPORATION
70%
AK Steel AK Steel Holding Corporation (n/k/a Cleveland-Cliffs Steel Holding Corporation) and its consolidated subsidiaries, including AK Steel Corporation (n/k/a Cleveland-Cliffs Steel Corporation), …
STELCO-HOLDINGS-INC
STELCO-HOLDINGS-INC
70%
Arrangement Agreement, by and between Stelco Holdings Inc., 13421422 Canada Inc. and Cleveland-Cliffs Inc., dated July 14, 2024, in respect of the Stelco Acquisition
CANADIAN-NATIONAL-RAILWAY-COMPANY
CANADIAN-NATIONAL-RAILWAY-COMPANY
60%
CN Canadian National Railway Company
Cleveland-Cliffs Inc. Customers
Ticker
Name
Confidence
Evidence
MESABI-METALLICS-COMPANY-LLC
MESABI-METALLICS-COMPANY-LLC
90%
Mesabi Metallics Company LLC (f/k/a Essar Steel Minnesota LLC) filed a complaint against Cleveland-Cliffs Inc.
UNITED-TACONITE-LLC
UNITED-TACONITE-LLC
62%
wned by United Taconite LLC, an indirect, wholly owned subsidiary of Cliffs USMCA United States-Mexico-Canada Agreement 2 | CLF 2025 FORM 10-K Table of Contents Abbreviation or acronym Term USW Unite…
Cleveland-Cliffs Inc. Debt Obligations
Instrument
Description
Confidence
Evidence
CLF-DEBT-8677
Xbrl Convertible
90%
xbrl convertible detail from xbrl 2024-12-31.
CLF-DEBT
Debt stack $7.7B
90%
Market cache reports total debt of $7.7B.
Cleveland-Cliffs Inc. Acquisitions
No acquisitions on recordNo completed or pending acquisitions found in our database for Cleveland-Cliffs Inc..
Cleveland-Cliffs Inc. Ownership
Holder
Name
Confidence
Evidence
CLF-OWNER-BLACKROCK-INC
BlackRock, Inc.
90%
13F overlay lists BlackRock, Inc. as top holder; 571 tracked holders.
Cleveland-Cliffs Inc. Extended Supply Chain Network
No secondary connectionsNo correlated companies found through shared supply chain relationships.
