The North Corridor Expansion Project in northwestern Alberta expanded pipeline capacity for the transportation of natural gas from the Peace River Project Area (PRPA) to growing markets located in northeastern Alberta. The Project included three pipeline components and one compressor station unit addition.

This report describes the Commitment Tracking Table No. 4 dated from September 2, 2015 to May 31, 2017 for the Towerbirch Expansion Project.

Solid execution and asset performance support higher 2025 financial outlook Market fundamentals drive customer demand for incremental capacity projects CALGARY, Alberta, July 31, 2025 (GLOBE NEWSWIRE) — TC Energy Corporation (TSX, NYSE: TRP) (TC Energy or the Company) released its second quarter results today. François Poirier, TC Energy’s President and Chief Executive Officer commented, "Our commitment to safety and operational excellence continues to drive strong reliability, availability and...