Spectra Energy Corp is a natural gas infrastructure company. The Company owns and operates natural gas-related energy assets and a crude oil pipeline system connecting Canadian and the United States producers to refineries in the United States Rocky Mountain and Midwest regions. It operates in three areas of the natural gas industry: gathering and processing, transmission and storage, and distribution. It conducts its business in four segments: Spectra Energy Partners, Distribution, Western Canada Transmission & Processing, and Field Services. It provides transmission and storage of natural gas to customers in various regions of the northeastern and southeastern United States, the Maritime Provinces in Canada, the Pacific Northwest in the United States and Canada, and in the province of Ontario, Canada. It also provides natural gas sales and distribution services to retail customers in Ontario, and natural gas gathering and processing services to customers in western Canada.