Ambipar Emergency Response Files for Insolvency Protection

Ambipar Emergency Response, along with its parent company Ambipar Participações e Empreendimentos S.A. and Environmental ESG Participações S.A., has filed for judicial recovery in Brazil and Chapter 11 bankruptcy in the United States. The filings were made on October 20, 2025, with the Third Business Court of the Capital of Rio de Janeiro and the United States Bankruptcy Court for the Southern District of Texas, Houston Division, respectively. The company emphasizes that this action reflects a responsible and transparent approach to its business operations. Despite the filings, Ambipar Emergency Response continues its normal operations, maintaining service quality and employee mobilization. The company will keep shareholders and the market updated on the developments related to these filings.