Braskem S.A. Board of Directors Meeting Minutes

This filing contains the minutes of the Braskem S.A. Board of Directors meeting held on June 8, 2026. Key resolutions included the election of Ms. Magda Maria de Regina Chambriard as Chairperson and Mr. Hélio Baptista Novaes as Vice-Chairperson of the Board of Directors for a two-year term. The meeting also approved the early termination of current Statutory Officers and elected new ones, including Mr. Helcio Tokeshi as Chief Executive Officer and Mr. Carlos Augusto Machado Pereira de Almeida Brandão as Chief Financial Officer and Investor Relations Officer. Additionally, the board defined delegation limits and approval thresholds for Statutory Officers for a 90-day period, with specific recommendations for reporting on organizational structure changes, financial transactions, guarantees, intellectual property, and legal settlements. The minutes also detail the authority levels for various corporate actions, including financial operations, asset management, and contractual agreements, distinguishing between individual and collective decision-making authorities.