Item 4. Controls and Procedures.

Evaluation of Disclosure Controls and Procedures. As of June 30, 2022, an evaluation was performed under the supervision and with the participation of the Company’s management, including the Chief Executive Officer and Chief Financial Officer, of the effectiveness of the design and the operation of the Company’s disclosure controls and procedures. Based on that evaluation, the Company’s management, including the Chief Executive Officer and Chief Financial Officer, concluded that the Company’s disclosure controls and procedures were effective as of June 30, 2022. During the quarter, the information systems of the Pacific Region operations acquired from Lehigh Hanson in October 2021 were integrated into the Company’s current point of sale and general ledger systems. As of June 30, 2022, the Company’s internal control over financial reporting was deemed effective inclusive of these system integrations.

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MARTIN MARIETTA MATERIALS, INC. AND CONSOLIDATED SUBSIDIARIES

FORM 10-Q

For the Quarter June 30, 2022

PART II. OTHER INFORMATION

Item 1. Legal Proceedings.

See Note 10 Commitments and Contingencies, Legal and Administrative Proceedings, of this Form 10-Q.