The following list of subsidiaries applies after completion of the Business Combination:
| Legal Name | | Jurisdiction of Incorporation |
| Ambipar Atendimento Médico Hospitalar Ltda. | | Brazil |
| Ambipar C-Safety Comércio, Indústria e Serviços Ltda. | | Brazil |
| Ambipar Flyone Serviço Aéreo Especializado, Comércio e Serviço Ltda. | | Brazil |
| Ambipar Response Analytical S.A. | | Brazil |
| Ambipar Response Control Environmental Consulting S.A. | | Brazil |
| Ambipar Response Dracares Apoio Marítimo e Portuário S.A. | | Brazil |
| Ambipar Response ES S.A. | | Brazil |
| Ambipar Response Fauna e Flora Ltda. | | Brazil |
| Ambipar Response Gás Ltda. | | Brazil |
| Ambipar Response Geociências Ltda. | | Brazil |
| Ambipar Response Geoweb Ltda. | | Brazil |
| Ambipar Response Insurance - Atendimento a Seguros Ltda. | | Brazil |
| Ambipar Response OGTEC Facilities Ltda. | | Brazil |
| Ambipar Response OrbitGeo Ltda. | | Brazil |
| Ambipar Response S.A. | | Brazil |
| Ambipar Response Tank Cleaning S.A. | | Brazil |
| Ambipar Response Waste Water Control Ltda. | | Brazil |
| APW Ambiental e Transporte Ltda. | | Brazil |
| Emergência Participações S.A. | | Brazil |
| Fênix Emergências Ambientais Ltda. | | Brazil |
| JM Serviços e Locações S.A. | | Brazil |
| JM Serviços Integrados S.A. | | Brazil |
| Lacerda e Lacerda Serviços de Transporte e Emergências Ambientais Ltda. | | Brazil |
| O'Brien's do Brasil Consultoria em Emergências e Meio Ambiente S.A. | | Brazil |
| RG Consultoria Técnica Ambiental Brasil Ltda. | | Brazil |
| RG Consultoria Técnica Ambiental S.A. | | Brazil |
| Ambipar Holding Canada Inc. | | Canada |
| Emerge Hydrovac Inc. | | Canada |
| First Response Inc | | Canada |
| Graham Utility Hydrovac Services | | Canada |
| Lynx Creek Industrial & Hydrovac Ltd. | | Canada |
| Orion Environmental Services Ltd. | | Canada |
| Orion Tank Solutions Ltd. | | Canada |
| Ridgeline Canada, Inc. | | Canada |
| Ambipar Response Chile S.A. | | Chile |
| Ambipar Response Chile SpA | | Chile |
| Ambipar Response Servicios Mineros e Integrales S.A. | | Chile |
| Ambipar Response Training S.A | | Chile |
| Ambipar Response Colombia S.A.S. | | Colombia |
| Ambipar Holding Ireland Limited | | Ireland |
| Lehane Environmental & Industrial Services Ltd. | | Ireland |
| Suatrans Peru S.A.C | | Peru |
| Witt O’Brien’s PR LLC | | Puerto Rico |
| Navigate Communications Pte. Ltd. | | Singapore |
| Navigate Response (Asia) Pte. Ltd. | | Singapore |
| Ambipar Holdings (UK) Limited | | United Kingdom |
| Ambipar Howells Consultancy Limited | | United Kingdom |
| Ambipar Response Limited | | United Kingdom |
| Ambipar Site Services Limited | | United Kingdom |
| Groco 404 Ltd. | | United Kingdom |
| Navigate PR Limited | | United Kingdom |
| Navigate Response Limited | | United Kingdom |
| Ambipar Holding USA, Inc. | | United States |
| Ambipar Response AIE, LLC | | United States |
| Ambipar Response CES, Inc. | | United States |
| Ambipar Response EMS, Inc. | | United States |
| Ambipar Response Intracoastal, LLC | | United States |
| Ambipar Response OSE, LLC | | United States |
| Ambipar Response PERS, LLC | | United States |
| Ambipar Response SWAT, Inc. | | United States |
| O'Brien's Response Management, LLC | | United States |
| Strategic Crisis Advisors LLC | | United States |
| Witt O'Brien's Insurance Services, LLC | | United States |
| Witt O’Brien’s LLC | | United States |
| Witt O'Brien's Payroll Management LLC | | United States |
| Witt O'Brien's USVI, LLC | | U.S. Virgin Islands |
| Suatrans Uruguay S.A. | | Uruguay |
