Hydro One Limited is an electricity transmission and distribution company. The Company operates through three segments: Transmission, Distribution and Other. Its transmission segment owns, operates and maintains its transmission system. Its distribution segment consists of distribution system operated by its subsidiaries, Hydro One Networks Inc. and Hydro One Remote Communities Inc. Its other segment consists of its telecommunications business and certain corporate activities. The telecommunications business provide telecommunications support for its transmission and distribution businesses, and offers communications and information technology solutions to organizations with broadband network requirements utilizing Hydro One Telecom Inc.'s fiber optic network to provide broadband connectivity. The Company, through its subsidiary, Hydro One Inc., owns and operates all of Ontario's electricity transmission network, and a 123,000 circuit kilometer low-voltage distribution network.