TRINITY INDUSTRIES INC

The Board undertook its annual review of director independence and considered transactions and relationships between each director, or any member of his or her immediate family, and the Company and its subsidiaries and affiliates. In making its determination, the Board applied the NYSE listing standards and SEC rules and regulations together with the Independence Guidelines.

As a result of its review, the Board affirmatively determined that the following directors are independent of the Company and its management under the standards set forth in the listing standards of the NYSE and the SEC rules and regulations: William P. Ainsworth, Robert C. Biesterfeld Jr., John J. Diez, Leldon E. Echols, Veena M. Lakkundi, S. Todd Maclin, and Dunia A. Shive. Prior to his departure from the Board in May 2023, the Board had determined that Tyrone M. Jordan was independent. The Board determined that E. Jean Savage is not independent because of her employment by the Company.