Investor Presentaiton

10 EXCELLENCE INNOVATION PEOPLE GROWTH STN TSX NYSE Energy & Resources Q4 19 YTD Organic net revenue growth (retraction) 0.1% Net revenue growth (retraction) 14% of Consolidated Net Revenue (1.6%) (0.9%) 2.3% Dokie Wind Energy Project British Columbia Net revenue by sector C ■ WaterPower & Dams ■ Mining ■ Power ■ Oil & Gas ■ Private ■ Public Net revenue by geography ■ Global ■ Canada ■ United States

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