Sustainability Report 2021

Message from The Águas do SUMMARY Presentation Management Brasil Group Integrity and Transparency Fostering Universal Access to Sanitation Water Security and Climate Change Efficient Water Cycle Our Utility Companies About this Report GRI Summary Corporate Information GRI 102: General Contents 2016 Governance Content 102-18: Governance structure 102-22: Composition of the highest governance body and its committees 102-23: Chairman of the highest governance body 102-24: Selection and appointment to the highest governance body 102-25: Conflicts of Interest 102-26: Role of the highest governance body in defining purpose, values, and strategy 102-28: Evaluation of the highest governance body's performance Stakeholder engagement Reporting practice 102-40: List of stakeholder groups 102-41: Collective bargaining agreements 102-42: Stakeholder identification and selection 102-43: Approach to stakeholder engagement 102-44: Main concerns and topics raised 102-45: Entities included in the consolidated financial statements 102-46: Defining report content and topic boundaries 102-47: List of material topics 102-48: Restatements of information 102-49: Changes in reporting 102-50: Reporting period 102-51: Date of the most recent report 102-52: Reporting cycle 102-53: Contact for questions about the report 102-54: Reporting statements in accordance with the GRI Standards Sustainability Report 2021 Page number and/or URL(s) Omission Global Compact SDG 20 20 20 20 22 20 20 20 33,65 52 65 18, 33, 65 4,33,65 65 66 66 65 65 65 65 65 77 65 5,16 16 5,16 16 3 8 69

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