MARTIN MARIETTA MATERIALS INC 10-Q

Item 4. Controls and Procedures Evaluation of Disclosure Controls and Procedures. As of September 30, 2021, 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 September 30, 2021. There were no changes in the Company’s internal control over financial reporting during the most recently completed fiscal quarter that materially affected, or are reasonably likely to materially affect, the Company’s internal control over financial reporting. Page 51 of 54 Item 1. Legal Proceedings. See Note 10 Commitments and Contingencies, Legal and Administrative Proceedings , of this Form 10-Q. Item 1A. Risk Factors. Reference is made to Part I. Item 1A. Risk Factors and Forward-Looking Statements of the Martin Marietta Annual Report on Form 10-K for the year ended December 31, 2020.