Connecting to virtually every major pipeline in the U.S. Gulf Coast and additional Midwestern lines, TC Energy’s Columbia Gulf Transmission System (CGT) ensures energy reaches where it’s needed most, adapting to evolving energy demands and shifting environmental priorities.

Since entering service in 2008, the Millennium Pipeline has delivered natural gas, provided jobs and supported local economies throughout the state of New York.

tce-CPOC-Financial-Statements-Q1-2025.pdf

tce-CPHC-Financial-Statements-Q3-2025.pdf

Iroquois is a 414-mile (666-km) interstate natural gas pipeline system that extends from the Canadian border to Commack and the Bronx, NY.

tce-CPOC-Financial-Statements-Q3-2025.pdf

tce-CPHC-Financial-Statements-Q1-2025.pdf

Whether it's renewable energy, renewable natural gas, hydrogen or other low carbon energy services, we utilize our continental presence to offer our customers flexible, cost-effective solutions to manage their energy and decarbonization needs.

The U.S. draws from a variety of energy sources to support its population of roughly 330 million people. Prominent in that energy mix is natural gas, thanks to its local abundance, affordability, reliability and lower emissions compared with other hydrocarbons.