Ambipar Response: Parent’s Judicial Recovery Approved on Oct 30, 2025

Ambipar Emergency Response (AMBI) reported a legal update: the Third Business Court of the Capital of Rio de Janeiro approved the judicial recovery proceedings of its parent company, Ambipar Participações e Empreendimentos S.A., on October 30, 2025.

Rhea-AI Filing Summary

Ambipar Emergency Response (AMBI) reported a legal update: the Third Business Court of the Capital of Rio de Janeiro approved the judicial recovery proceedings of its parent company, Ambipar Participações e Empreendimentos S.A., on October 30, 2025. The parent’s filing had been previously communicated on October 20, 2025.

Ambipar Emergency Response provides environmental and emergency services across six business units and operates in 41 countries. The company was founded in 1995 by Tércio Borlenghi Jr.

Insights

Cross-border restructuring analyst

AMBI discloses Brazil court approval of parent’s judicial recovery.

Ambipar Emergency Response announced that its parent’s judicial recovery was approved by the Third Business Court of Rio de Janeiro on October 30, 2025, following a filing on October 20, 2025. Judicial recovery in Brazil is a court-supervised reorganization process designed to facilitate debt renegotiation while operations continue.

The update pertains to the parent company, not the listed subsidiary. Potential effects on the subsidiary depend on structural linkages such as intercompany arrangements or guarantees, which are not detailed in the excerpt.

Key milestone has already occurred on October 30, 2025. Subsequent filings may provide information on the plan’s terms, treatment of obligations, and any implications for the subsidiary’s operations or liquidity.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Ambipar Emergency Response (AMBI) disclose in this 6-K?

The company reported that its parent, Ambipar Participações e Empreendimentos S.A., had its judicial recovery approved by a Rio de Janeiro court on October 30, 2025.

Does the judicial recovery apply to AMBI or its parent?

It applies to the parent company in Brazil; AMBI disclosed the approval as an update.

Which court approved the judicial recovery and when?

The Third Business Court of the Capital of Rio de Janeiro approved it on October 30, 2025.

When was the parent’s filing for judicial recovery previously communicated?

The filing had been previously communicated on October 20, 2025.

What services does Ambipar Emergency Response provide and where does it operate?

It offers environmental and emergency services across six business units and operates in 41 countries.

Where can investors find more information or contact Investor Relations?

Visit ambipar.com and http://ir-response.ambipar.com/, or email ir.response@ambipar.com.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/04/2025 - 08:19 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number: 001-41638

AMBIPAR EMERGENCY RESPONSE

(Exact name of registrant as specified in its charter)

Avenida Angélica, nº 2346, 5th Floor

São Paulo, São Paulo, Brazil, 01228-200

Tel: +55 (11) 3526-3526

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F  ☒             Form 40-F  ☐

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Approval of Judicial Recovery Proceedings in Brazil

São Paulo, Brazil – November 4, 2025 –On October 30, 2025, Ambipar Emergency Response’s (the “Company”) parent company, Ambipar Participações e Empreendimentos S.A. (B3: AMBP3) (“Ambipar Parent”) announced the approval, by the Third Business Court of the Capital of Rio de Janeiro, of the judicial recovery (recuperação judicial) proceedings in Brazil (the “Judicial Recovery”), which filing had been previously communicated on October 20, 2025.

About Ambipar Emergency Response

Ambipar Response specializes in environmental services, and operates in six main business units: emergency response, fire response, marine response, medical response, industrial response and environmental response. The Company is present in 41 countries across all six continents, providing standardized services across all regions.

The Company was founded in 1995 by Tércio Borlenghi Jr.

For more information, visit ambipar.com and http://ir-response.ambipar.com/

Forward-Looking Statements

This press release contains “forward-looking statements” within the meaning of the “safe harbor” provisions of the Private Securities Litigation Reform Act of 1995. These forward-looking statements are made only as of the date they first issued and are based on current expectations, estimates, forecasts and projections as well as the beliefs and assumptions of management. These statements identify prospective information and may include words such as “believe,” “may,” “will,” “aim,” “estimate,” “continue,” “anticipate,” “intend,” “expect,” “forecast,” “plan,” “predict,” “project,” “potential,” “aspiration,” “objectives,” “should,” “purpose,” “belief,” and similar, or variations of, or the negative of such words and expressions, although not all forward-looking statements contain these identifying words.

Forward-looking statements are subject to a number of risks and uncertainties, many of which involve factors or circumstances that are beyond Ambipar Response’s control.

Ambipar Response’s actual results could differ materially from those stated or implied in forward-looking statements due to a number of factors, including but not limited to: more intense competition than expected, lower addition of new clients, regulatory measures, more investments in our business than expected, and our inability to execute successfully upon our strategic initiatives, among other factors described in “Item 3.D—Key Information--Risk Factors” of Ambipar Response's annual report on Form 20-F for the year ended December 31, 2024 and other public filings it makes with the Securities and Exchange Commission. Ambipar Response does not undertake any obligation to update or revise any forward-looking statements to reflect any change in its expectations with respect to such statements or any changes in events, conditions or circumstances after the date they were made, whether as a result of new information, future events or otherwise, except as may be required under applicable securities laws.

Investor Relations Contact:

Email: ir.response@ambipar.com

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SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: November 4, 2025

	AMBIPAR EMERGENCY RESPONSE
	By:	/s/Thiago da Costa Silva
	Name:	Thiago da Costa Silva
	Title:	Director