18Suppliers
26Customers
1Debt Items
20Related Chains

Source-Backed Evidence Depth

Martin Marietta Materials, Inc. (MLM) 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.

46Total relationships
4Distinct source URLs
13High confidence
0.741Average confidence
2026-10-28Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.

Martin Marietta Materials, Inc. Suppliers

TickerNameConfidenceEvidence
ALBERT-FREI-SONS-INC ALBERT-FREI-SONS-INC 92% On January 12, 2024, the Company acquired Albert Frei & Sons, Inc., a leading aggregates producer in Colorado.
BLUE-WATER-INDUSTRIES-LLC BLUE-WATER-INDUSTRIES-LLC 92% On April 5, 2024, the Company completed the acquisition of 20 active aggregates operations in Alabama, South Carolina, South Florida, Tennessee and Virginia from affiliates of Blue Water Industries L…
JPMORGAN-CHASE-BANK-N-A JPMORGAN-CHASE-BANK-N-A 92% Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank, N.A.
DB Deutsche Bank Aktiengesellschaft 90% Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank, N.A. and the Lenders (as defined in the Amendment) to the Corporation's $800,0…
DB Deutsche Bank Aktiengesellschaft 90% Reciprocal relationship from DB graph: Reciprocal relationship from MLM graph: Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank,…
MLCI Mount Logan Capital Inc. 90% Reciprocal relationship from MLCI graph: Reciprocal relationship from MLM graph: Reciprocal relationship from MLCI graph: In consideration for the provision of the AIF Materials, transition services …
PNC-BANK-NATIONAL-ASSOCIATION PNC-BANK-NATIONAL-ASSOCIATION 90% Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank, N.A. and the Lenders (as defined in the Amendment) to the Corporation's $800,0…
TRUIST-BANK TRUIST-BANK 90% Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank, N.A. and the Lenders (as defined in the Amendment) to the Corporation's $800,0…
WELLS-FARGO-BANK-NATIONAL-ASSOCIATION WELLS-FARGO-BANK-NATIONAL-ASSOCIATION 90% Martin Marietta Materials, Inc. entered into a Loan Modification No. 4 and Extension Agreement with JPMorgan Chase Bank, N.A. and the Lenders (as defined in the Amendment) to the Corporation's $800,0…
BRK-B Berkshire Hathaway Inc. 85% Reciprocal relationship from BRK-B graph: Reciprocal relationship from MLM graph: Reciprocal relationship from BRK-B graph: Reciprocal relationship from MLM graph: Reciprocal relationship from BRK-B …
BCLYF Barclays PLC 72% Reciprocal relationship from BCLYF graph: ential climate and sustainability objective, issue or consideration is not intended to be relied upon for EU Sustainable Finance Disclosure Regulation classi…
CRH CRH plc 72% Reciprocal relationship from CRH graph: Reciprocal relationship from MLM graph: t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggrega…
CRH CRH plc 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…
KNF Knife River Corporation 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…
KNF Knife River Corporation 72% Reciprocal relationship from KNF graph: he loss of which would have a material adverse effect on our business. No individual customer accounted for more than 10 percent of our 2024 revenue. Competiti…
TTAM Titan America SA 72% Reciprocal relationship from TTAM graph: Reciprocal relationship from MLM graph: Reciprocal relationship from TTAM graph: s and conditions that govern delivery and payment of the products we sell. Th…
VMC Vulcan Materials Company 72% Reciprocal relationship from VMC graph: fragmented industry with a large number of small, privately-held companies. We estimate that the ten largest aggregates producers accounted for approximately 3…
VMC Vulcan Materials Company 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…

Martin Marietta Materials, Inc. Customers

TickerNameConfidenceEvidence
CRH-AMERICAS-MATERIALS-INC CRH-AMERICAS-MATERIALS-INC 92% On February 9, 2024, the Company completed the sale of its South Texas cement business and certain of its related ready mixed concrete operations to CRH Americas Materials, Inc., a subsidiary of CRH …
CRH CRH plc 72% Reciprocal relationship from CRH graph: Reciprocal relationship from MLM graph: t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggrega…
CRH CRH plc 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…
JHIUF James Hardie Industries plc 72% Reciprocal relationship from JHIUF graph: Reciprocal relationship from MLM graph: Reciprocal relationship from JHIUF graph: Reciprocal relationship from MLM graph: Reciprocal relationship from JHIUF …
JHX James Hardie Industries plc 72% Reciprocal relationship from JHX graph: Reciprocal relationship from MLM graph: Reciprocal relationship from JHX graph: Reciprocal relationship from MLM graph: Reciprocal relationship from JHX graph:…
KNF Knife River Corporation 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…
KNF Knife River Corporation 72% Reciprocal relationship from KNF graph: Reciprocal relationship from MLM graph: Reciprocal relationship from KNF graph: Reciprocal relationship from MLM graph: Reciprocal relationship from KNF graph:…
LMT Lockheed Martin Corporation 72% a raw material input in synthetic magnesia production. Specialties’ products are shipped to customers domestically and worldwide. The Company was formed in 1993 as a North Carolina corporation to suc…
LMT Lockheed Martin Corporation 72% Reciprocal relationship from LMT graph: Reciprocal relationship from MLM graph: Reciprocal relationship from LMT graph: Reciprocal relationship from MLM graph: a raw material input in synthetic magne…
TTAM Titan America SA 72% Reciprocal relationship from TTAM graph: In addition, we have not had any significant supply or service disruptions from these suppliers since 2021. Marketing Channels Our customer base includes a di…
VMC Vulcan Materials Company 72% Reciprocal relationship from VMC graph: -party producers. We do not anticipate any significant difficulties in obtaining the raw materials necessary for this segment to operate. We serve our Concrete…
VMC Vulcan Materials Company 72% t number of small privately-held companies. In 2025, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • Amrize Ltd. • Arcosa, Inc. • CEMEX S.A.B…
ADMINISTRATIVE-AGENT-DEUTSCHE-BANK-SECURITIES-IN ADMINISTRATIVE-AGENT-DEUTSCHE-BANK-SECURITIES-IN 62% t liabilities held for sale $ — $ — $ 34 $ 34 3. Goodwill and Other Intangible Assets The following table shows the changes in goodwill by reportable segment and in total: East West Group Group Speci…
BLUE-WATER-INDUSTRIES-LLC BLUE-WATER-INDUSTRIES-LLC 62% tic lime sold primarily to customers for steel production and soil stabilization. Magnesia Specialties’ products are shipped to customers domestically and worldwide. The Company was formed in 1993 as…
EAST-GROUP EAST-GROUP 62% Item 7 – Management’s Discussion and Analysis of Financial Condition and Results of Operations As more fully discussed in the Strategic Objectives section, geography is critically important for the B…
EAST-GROUP-WEST-GROUP EAST-GROUP-WEST-GROUP 62% Item 8 – Financial Statements and Supplementary Data Note C: Goodwill and Other Intangible Assets The following table shows the changes in goodwill by reportable segment and in total: December 31 Eas…
EAST-WEST-GROUP-GROUP EAST-WEST-GROUP-GROUP 62% t liabilities held for sale $ — $ — $ 34 $ 34 3. Goodwill and Other Intangible Assets The following table shows the changes in goodwill by reportable segment and in total: East West Group Group Speci…
EWBC East West Bancorp, Inc. 62% Reciprocal relationship from EWBC graph: Reciprocal relationship from MLM graph: t liabilities held for sale $ — $ — $ 34 $ 34 3. Goodwill and Other Intangible Assets The following table shows the ch…
HEIDELBERG-MATERIALS-AG HEIDELBERG-MATERIALS-AG 62% large, public companies and a significant number of small privately-held companies. In 2024, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • …
PREMIER-MAGNESIA-LLC PREMIER-MAGNESIA-LLC 62% . The pretax loss includes a $ 22 million charge for the impact of selling acquired inventory after its markup to fair value as part of acquisition accounting. The following unaudited pro forma finan…
QUIKRETE-HOLDINGS-INC QUIKRETE-HOLDINGS-INC 62% t line to the other building materials product line. Three Months Ended March 31, 2026 2025 (Dollars in Millions) Revenues: Building Materials business: Aggregates $ 1,142 $ 1,002 Other Building Mate…
R-E-JANES-GRAVEL-CO R-E-JANES-GRAVEL-CO 62% Item 8 – Financial Statements and Supplementary Data The following pro forma financial information is for informational purposes only and is not indicative of the results of operations that would hav…
SUMMIT-MATERIALS-INC SUMMIT-MATERIALS-INC 62% large, public companies and a significant number of small privately-held companies. In 2024, other publicly traded companies among the ten-largest U.S. aggregates producers included the following: • …
WEST-GROUP WEST-GROUP 62% 152 Right-of-use assets obtained in exchange for new operating lease liabilities $ 68 $ 63 $ 27 Right-of-use assets obtained in exchange for new finance lease liabilities $ 17 $ 22 $ 12 Remeasurement…
WEST-GROUP-THE-EAST-GROUP WEST-GROUP-THE-EAST-GROUP 62% Item 7 – Management’s Discussion and Analysis of Financial Condition and Results of Operations As more fully discussed in the Strategic Objectives section, geography is critically important for the B…
YOUNGQUIST-BROTHERS-ROCK-LLC YOUNGQUIST-BROTHERS-ROCK-LLC 62% Item 8 – Financial Statements and Supplementary Data The following pro forma financial information is for informational purposes only and is not indicative of the results of operations that would hav…

Martin Marietta Materials, Inc. Debt Obligations

InstrumentDescriptionConfidenceEvidence
MLM-DEBT Debt stack $5.4B 90% Market cache reports total debt of $5.4B.

Martin Marietta Materials, Inc. Acquisitions

No acquisitions on recordNo completed or pending acquisitions found in our database for Martin Marietta Materials, Inc..

Martin Marietta Materials, Inc. Ownership

HolderNameConfidenceEvidence
MLM-OWNER-VANGUARD-CAPITAL-MANAGEMENT-LLC VANGUARD CAPITAL MANAGEMENT LLC 90% 13F overlay lists VANGUARD CAPITAL MANAGEMENT LLC as top holder; 1077 tracked holders.

Martin Marietta Materials, Inc. Extended Supply Chain Network

TickerNameChain IndexHopsRelationship Types
KNF Knife River Corporation 100.00 1 ['customer', 'supplier']
TTAM Titan America SA 100.00 1 ['customer', 'supplier']
FEIM Frequency Electronics, Inc. 100.00 2
DB Deutsche Bank Aktiengesellschaft 100.00 1 ['supplier']
TATT TAT Technologies Ltd. 100.00 2
MLCI Mount Logan Capital Inc. 100.00 1 ['supplier']
DCO Ducommun Incorporated 100.00 2
BRK-B Berkshire Hathaway Inc. 100.00 1 ['supplier']
CVU CPI Aerostructures, Inc. 100.00 2
CRH CRH plc 100.00 1 ['customer', 'supplier']
IPX IperionX Limited 100.00 2
JHIUF James Hardie Industries plc 100.00 1 ['customer']
LUNR Intuitive Machines, Inc. 100.00 2
LIDR AEye, Inc. 100.00 2
BCLYF Barclays PLC 100.00 1 ['supplier']
EWBC East West Bancorp, Inc. 100.00 1 ['customer']
FLY Firefly Aerospace Inc. 100.00 2
BA The Boeing Company 100.00 2
FJET Starfighters Space, Inc. 100.00 2
ROAD Construction Partners, Inc. 100.00 2
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MLM
Unlock MLM Supply Chain Data
Verified relationships include:
ALBERT-FREI-SONS-INCALBERT-FREI-SONS-INCSupplier92%
BLUE-WATER-INDUSTRIES-LLCBLUE-WATER-INDUSTRIES-LLCSupplier92%
CRH-AMERICAS-MATERIALS-INCCRH-AMERICAS-MATERIALS-INCCustomer92%
CRHCRH plcCustomer72%
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