Capacity additions underway in annual stages on three TC Energy Corp. pipeline subsidiaries are set to increase Canadian natural gas exports to California, Nevada, Oregon and Washington during 2022 and 2023.

The coordinated expansions, a package titled West Path, pioneer a switch to quiet growth that TC President Francois Poirier outlined at a spring investment forum held by the Scotiabank CAPP Energy Symposium that was cosponsored by the Canadian Association of Petroleum Producers.

Poirier said the Calgary pipeline and power conglomerate plans to avoid repeating environmental and political “regulatory risk” that aborted high-profile proposals for new conduits, Energy East across Canada and Keystone XL in the United States.

He described the quiet approach as...