Accessibility StatementSkip Navigation CALGARY, AB, Nov. 14, 2025 /PRNewswire/ - Today, Enbridge Inc. (TSX: ENB) (NYSE: ENB) (Enbridge or the Company) announced that it has reached a final investment decision on the Mainline Optimization Phase 1 project (MLO1). MLO1 will add capacity to the Company's Mainline network and Flanagan South Pipeline (FSP) to meet customer demand for incremental egress, increasing deliveries of Canadian heavy oil to key refining markets in the U.S. Midwest (PADD II) and Gulf Coas ...