Canadian energy infrastructure company Enbridge Inc., along with its subsidiaries, operates through five different segments: Liquids Pipelines, Gas Transmission and Midstream, Gas Distribution and Storage, Renewable Power Generation, and Energy Services. The company's Liquids Pipelines segment operates pipelines and related terminals to transport various grades of crude oil and other liquid hydrocarbons in Canada and the United States. Enbridge's Gas Transmission and Midstream segment invests in natural gas pipelines and gathering and processing facilities in both countries. Enbridge's Gas Distribution and Storage segment is involved in natural gas utility operations serving residential, commercial, and industrial customers in Ontario as well as natural gas distribution activities in Quebec. The Renewable Power Generation segment operates power generating assets such as wind, solar, geothermal, waste heat recovery, and transmission assets in North America. The Energy Services segment provides physical commodity marketing and logistical services to refiners, producers, and other customers in Canada and the United States. Founded in 1949 and headquartered in Calgary, Enbridge Inc. was formerly known as IPL Energy Inc. and later changed its name to its current name in October 1998.