Sustainability Report 2021

SUMMARY Presentation Message from Management The Águas do Brasil Group Summary Integrity and Transparency to Sanitation Fostering Universal Access Water Security Efficient and Climate Change Water Cycle Our Utility Companies About this Report GRI Summary Corporate Information Presentation Message from Management 01. The Águas do Brasil Group In numbers Profile Operating units. 10 11 04. Water Security and Climate Change Environmental impact. Water and wastewater management.. Waste management Energy management. GHG management Attention to biodiversity. 12 Social and environmental action. 35 36 37 39 40 .40 42 Corporate strategy and value generation 15 05. Efficient Water Cycle ESG Strategy 17 Quality, Safety, Health, Environment, and Sustainability Management .18 Operational efficiency and loss management........ Water quality... 45 46 02. Integrity and Transparency Innovation 46 Governance Compliance and risk management Ethics and institutional relations 222 20 People management 48 21 Occupational health and safety.... .52 22 Supplier management 56 03. Fostering Universal Access to Sanitation 06. Our Utility Companies Universal basic sanitation... 26 About this report.. 55 65 Social impact. 27 Operation and growth 29 Customer service 31 Communication and engagement.... 33 GRI Summary Corporate Information 67 77 Sustainability Report 2021 3

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