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| | | | | | % equity interest |
| Entity/Type of investment | | Main activity | | Country | | 03/31/2025 | | 12/31/2024 |
| Consolidated | | | | | | | | |
| F&E Tecnologia do Brasil S.A. (Direct) | | Biofuel production, except alcohol | | Brazil | | 100.00 | % | | 100.00 | % |
| Fibria Celulose (USA) Inc. (Direct) | | Business office | | United States of America | | 100.00 | % | | 100.00 | % |
| | | | | | | | |
| Fibria Terminal de Celulose de Santos SPE S.A. (Direct) | | Port operations | | Brazil | | 100.00 | % | | 100.00 | % |
| FuturaGene Ltd. | | Biotechnology research and development | | England | | 100.00 | % | | 100.00 | % |
| FuturaGene Delaware Inc. (Indirect) | | Biotechnology research and development | | United States of America | | 100.00 | % | | 100.00 | % |
| FuturaGene Israel Ltd. (Indirect) | | Biotechnology research and development | | Israel | | 100.00 | % | | 100.00 | % |
| FuturaGene Inc. (Indirect) | | Biotechnology research and development | | United States of America | | 100.00 | % | | 100.00 | % |
| Maxcel Empreendimentos e Participações S.A. (Direct) | | Holding | | Brazil | | 100.00 | % | | 100.00 | % |
| Itacel - Terminal de Celulose de Itaqui S.A. (Indirect) | | Port operations | | Brazil | | 100.00 | % | | 100.00 | % |
| Mucuri Energética S.A. (Direct) | | Power generation and distribution | | Brazil | | 100.00 | % | | 100.00 | % |
| Paineiras Logística e Transportes Ltda. (Direct) | | Road freight transport | | Brazil | | 100.00 | % | | 100.00 | % |
| Portocel - Terminal Espec. Barra do Riacho S.A. (Direct) | | Port operations | | Brazil | | 51.00 | % | | 51.00 | % |
| Projetos Especiais e Investimentos Ltda. (Direct) | | Commercialization of equipment and parts | | Brazil | | 100.00 | % | | 100.00 | % |
| SFBC Participações Ltda. (Direct) | | Packaging production | | Brazil | | 100.00 | % | | 100.00 | % |
| Stenfar S.A. Indl. Coml. Imp. Y. Exp. (Direct) | | Commercialization of paper and computer materials | | Argentina | | 100.00 | % | | 100.00 | % |
| Suzano Austria GmbH. (Direct) | | Business office | | Austria | | 100.00 | % | | 100.00 | % |
| Suzano Canada Inc. (Direct) | | Lignin research and development | | Canada | | 100.00 | % | | 100.00 | % |
| Suzano Ecuador S.A.S. (Direct) | | Business office | | Ecuador | | 100.00 | % | | 100.00 | % |
| Suzano Finland Oy (Direct) | | Industrialization and commercialization of cellulose, microfiber cellulose and paper | | Finland | | 100.00 | % | | 100.00 | % |
| Suzano International Finance B.V (Direct) | | Financial fundraising | | Netherlands | | 100.00 | % | | 100.00 | % |
| Suzano International Holding B.V. (Direct) | | Holding | | Netherlands | | 100.00 | % | | 100.00 | % |
| Suzano International Trade GmbH. (Direct) | | Business office | | Austria | | 100.00 | % | | 100.00 | % |
| Suzano Packaging LLC (Indirect) | | Production of coated and uncoated paperboard, used in the production of Liquid Packaging Board and Cupstock | | United States of America | | 100.00 | % | | 100.00 | % |
| Suzano Material Technology Development Ltd. (Direct) | | Biotechnology research and development | | China | | 100.00 | % | | 100.00 | % |
| Suzano Netherlands B.V. (Direct) | | Financial fundraising | | Netherlands | | 100.00 | % | | 100.00 | % |
| Suzano Operações Industriais e Florestais S.A. (Direct) | | Industrialization, commercialization and exporting of pulp | | Brazil | | 100.00 | % | | 100.00 | % |
| Suzano Pulp and Paper America Inc. (Direct) | | Business office | | United States of America | | 100.00 | % | | 100.00 | % |
| Suzano Pulp and Paper Europe S.A. (Direct) | | Business office | | Switzerland | | 100.00 | % | | 100.00 | % |
| Suzano Shanghai Ltd. (Direct) | | Business office | | China | | 100.00 | % | | 100.00 | % |
| Suzano Shanghai Trading Ltd. (Direct) | | Financial fundraising | | China | | 100.00 | % | | 100.00 | % |
| Suzano Singapura Pte. Ltd (Direct) | | Business office | | Singapore | | 100.00 | % | | 100.00 | % |
| Suzano Trading International KFT(Direct) | | Business office | | Hungary | | 100.00 | % | | 100.00 | % |
| Suzano Ventures LLC (Direct) | | Corporate venture capital | | United States of America | | 100.00 | % | | 100.00 | % |
| | | | | | | | |
| Joint operation | | | | | | | | |
| Veracel Celulose S.A. (Direct) | | Industrialization, commercialization and exporting of pulp | | Brazil | | 50.00 | % | | 50.00 | % |
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