TransCanada Corp. (TSX & NYSE:TRP) confirmed the vast majority of the pipe for Keystone XL would be manufactured in North America. In addition, the company intends to purchase approximately 90% of all other goods for the $7.6 billion project from companies on the continent.

"Seventy-five per cent of the pipe used to build Keystone XL in the U.S. would come from North American mills, including half made by U.S. workers in Arkansas," said Alex Pourbaix, TransCanada's president, Energy and Oil Pipelines. "In addition, we have already sourced goods for the ...