Hydro One Inc. is the largest electricity delivery company
in Ontario, Canada, and one of the ten largest such companies
in North America. Its predecessor, Ontario Hydro, was
founded nearly a century ago, principally to build transmission
lines to supply municipal utilities with power generated
at Niagara Falls. Hydro One came into being in 1999 after
legislation divided Ontario Hydro's delivery and generation
functions into two separate companies