TIC Solutions, Inc.

(a) Change in Principal Accounting Officer

Effective August 3, 2026, the Company's Board of Directors appointed Leslie Warren, Vice President and Chief Accounting Officer, as the Company's principal accounting officer. Kristin Schultes, Chief Financial Officer, who previously served as the Company’s principal accounting officer, will relinquish that designation and continue to serve as the Company’s Chief Financial Officer and principal financial officer. This change reflects the alignment of the Company’s finance leadership responsibilities and does not involve the departure of any officer from the Company.

Ms. Warren, 38, joined TIC Solutions in June 2025. Prior to joining the Company, Ms. Warren was a Director at PricewaterhouseCoopers LLP within the Capital Markets and Accounting Advisory Services practice, working with public and private companies primarily in the energy industry. Ms. Warren’s prior experience includes initial public offerings, mergers and acquisitions and technical accounting issues. Prior to that, Ms. Warren was the Manager of Financial Reporting at Black Stone Minerals L.P., a publicly-traded oil and gas minerals company. Ms. Warren started her career in public accounting at Deloitte, where she focused on attestation and Sarbanes-Oxley compliance. Ms. Warren earned her master of science and bachelor of accounting degrees from Texas A&M University and is a certified public accountant in Texas.

There is no arrangement or understanding between Ms. Warren and any other person pursuant to which Ms. Warren was appointed as principal accounting officer. There are no family relationships between Ms. Warren and any of the Company's directors or executive officers, and Ms. Warren is not a party to any transaction, or any proposed transaction, required to be disclosed pursuant to Item 404(a) of Regulation S-K.

(b) 10b5-1 Trading Plans

During the three months ended June 30, 2026, none of our officers (as defined in Rule 16a-1(f) of the Exchange Act) or directors adopted orterminated a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408(d) of Regulation S-K.