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South Bow owns and operates crude oil pipelines that move oil from Canada to U.S. refineries, and it also runs a smaller oil trading and marketing business.
South Bow is a pipeline company. It owns roughly 2,900 kilometers of pipe that carries crude oil from Alberta, Canada down into the U.S. Midwest and onward to the Gulf Coast, where refineries turn that oil into gasoline, diesel, and jet fuel. The main artery is the Canadian System, anchored by the Keystone pipeline network, which moves hundreds of thousands of barrels of oil a day across the border.
Pipelines like South Bow's earn money like a toll road. Oil producers pay a fee to push their crude through the pipe, and they keep paying because the alternative — hauling oil by rail or truck — costs more and is riskier. Most of South Bow's revenue comes from these long-term, fee-based contracts, which makes the cash flow fairly steady regardless of what the oil price does. A smaller piece comes from buying and selling crude oil itself, a trading and marketing operation that adds revenue but carries more price risk. On top of the pipeline business, South Bow owns a stake in one of the largest oil storage terminals in Houston, giving it a place to park barrels near the refineries and export docks. The company was spun out of TC Energy in October 2024, separating the crude oil pipeline business from TC Energy's natural gas pipelines. That split matters: South Bow starts life with debt of roughly C$6.5 billion that it inherited, and paying that down is a top priority. It also pays a dividend, and management has said it plans to grow the payout slowly while using leftover cash to strengthen the balance sheet and fund small expansions.
South Bow's fortunes hinge on one big question: how much Canadian oil keeps flowing south. Canada produces far more oil than its pipelines can carry, which should keep South Bow's pipes full and its fees flowing. But the company is exposed to U.S. tariffs and trade policy, and a serious spill or regulatory problem on Keystone could hurt its reputation and its cash. It is a simple business at heart — move the oil, collect the toll — and the main job is keeping the oil moving safely while paying down the debt it inherited.
Saved answer · last researched 15 Nov 2026