HEXCEL CORP /DE/

Evaluation of Disclosure Controls and Procedures

Our Chief Executive Officer and Interim Chief Financial Officer have evaluated our disclosure controls and procedures as of March 31, 2026, and with the participation of the Company's management have concluded that these disclosure controls and procedures were effective to ensure that information required to be disclosed by us in the reports that we file or submit under the Securities Exchange Act of 1934, as amended, is recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and forms. These disclosure controls and procedures include, without limitation, controls and procedures designed to ensure that information required to be disclosed by us in the reports we file or submit is accumulated and communicated to management, including the Chief Executive Officer and Interim Chief Financial Officer, as appropriate to allow timely decisions regarding required disclosure.

Changes in Internal Control over Financial Reporting

Our Chief Executive Officer and Interim Chief Financial Officer have concluded that there have not been any changes in our internal control over financial reporting during the three months ended March 31, 2026 that have materially affected, or are reasonably likely to materially affect, our internal control over financial reporting.