Enbridge Pipelines, Inc. operates crude oil and petroleum products pipeline systems. It transports crude oil and other liquid hydrocarbons from the point of supply to refining markets in the midwestern United States and eastern Canada. The company operates in two segments, Liquids Pipelines and Sponsored Investments. The Liquids Pipelines segment engages in the operation of common carrier pipeline and other pipelines in Canada, which transport crude oil and other liquid hydrocarbons. The Sponsored Investments segment transports crude oil and other liquid hydrocarbons through common carrier and feeder pipelines, transports, gathers, processes, and markets natural gas and natural gas liquids. The company was founded in 1949 as Interprovincial Pipe Line Company and changed its name to Interprovincial Pipe Line Limited in 1973. Further, it changed its name to Interhome Energy, Inc. in 1988; to Interprovincial Pipe Line, Inc. in 1991; to Interprovincial Pipe Line System, Inc. in 1992; to IPL Energy, Inc. in 1994; and to Enbridge Pipelines, Inc. in 1998. The company is headquartered in Calgary, Canada. Enbridge Pipelines, Inc. is a subsidiary of Enbridge, Inc.