Leaders in Sustainability

16 EXCELLENCE STN TSX NYSE Water INNOVATION PEOPLE GROWTH Q1 2022 Net revenue by sector Our Water group designs water projects that improve the health and quality of life across communities and build resilience to natural disasters and climate change We help communities attain sustainable access to safe, affordable, and reliable drinking water and sanitation. 20% of Q1 2022 net revenue ■Water Treatment ■Conveyance ■ Water Resources ■ Wastewater Treatment ■Stormwater Enterprise Systems Stantec is a recognized global leader in the design of water and wastewater treatment facilities. Q1 2022 Net revenue by geography ■ United States ■ Canada ■Global

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