The Toronto Hydro-Electric System is the local distributor of electric power in the City of Toronto.
In 2005 the utility served a peak load of over 5,000 MW and had nearly 600,000 residential and 70,000 commercial and industrial customers, and had around 1,600 employees. In 2005 the corporation had revenues of just over CDN$ 2,600,000,000. The former Telecom arm of the organization owns & operates city-wide high-speed fibre optic network. The data communications services (Internet access, metro LAN services, etc.) that Toronto Hydro had previously provided were only available for corporate customers.