Official resources

Where to verify, apply and get help

We summarize — these organizations decide. Use this directory to confirm prices and program terms, check contractor licences and file complaints.

Last reviewed November 2, 2026
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Regulators and system operators

The organizations that set prices, approve utility rates and run Ontario's electricity system.

Ontario Energy Board (OEB)oeb.caSets Regulated Price Plan prices, approves utility rates, runs OESP, and handles consumer complaints about utilities and energy retailers.Independent Electricity System Operator (IESO)ieso.caOperates Ontario's power grid and wholesale market; delivers conservation programs through Save on Energy.Ministry of Energy and Mines (Ontario)ontario.caProvincial energy policy, the Ontario Electricity Rebate and related legislation.

Rebate and program administrators

Where to confirm program terms, check eligible products and apply.

Save on Energysaveonenergy.caHome Renovation Savings Program (with Enbridge), Energy Affordability Program, Peak Perks and the Ontario Oil to Heat Pump Affordability stream.Enbridge Gasenbridgegas.comHome Renovation Savings (gas customers), Home Winterproofing Program, gas rates and bill information.Natural Resources Canadanatural-resources.canada.caEnerGuide home evaluations, ENERGY STAR Canada, and the status of federal Greener Homes programs.

Safety and licensing

Check that contractors are licensed and that work is permitted and inspected.

Electrical Safety Authority (ESA)esasafe.comElectrical permits and inspections (including solar, EV chargers and heat pumps); look up Licensed Electrical Contractors.Technical Standards and Safety Authority (TSSA)tssa.orgRegulates fuel safety — natural gas, propane and oil appliances and the technicians who install them.HRAIhrai.caIndustry association for heating, refrigeration and air conditioning contractors; training and design standards.

Consumer protection

Your rights with door-to-door sales, contracts and retail energy agreements.

Consumer Protection Ontarioontario.caRules on door-to-door sales of HVAC and water heaters, cooling-off periods, and how to file a complaint.Ontario Energy Board — consumer protectionoeb.caComplaints about electricity and gas distributors and energy retailers; Energy Consumer Protection Act rights.Canadian Anti-Fraud Centreantifraudcentre-centreantifraude.caReport scams, including fake utility and rebate calls.

Local electricity distributors

Your local distribution company (LDC) delivers electricity, sends your bill, processes price-plan changes and handles net metering connections. Ontario has about 60 LDCs; some of the largest are listed below. Your bill shows which one serves you.

Hydro One
Toronto Hydro
Alectra Utilities
Hydro Ottawa
Elexicon Energy
Enova Power
London Hydro
Burlington Hydro
Oakville Hydro
Milton Hydro
Halton Hills Hydro
Newmarket-Tay Power
Oshawa Power
Kingston Hydro (Utilities Kingston)
Greater Sudbury Hydro
Synergy North
Entegrus
ENWIN Utilities
Niagara Peninsula Energy
Grimsby Power
EPCOR (Collingwood area)
Festival Hydro
ERTH Power
Wasaga Distribution
InnPower
Lakefront Utilities
Welland Hydro
Bluewater Power
Westario Power
North Bay Hydro

Natural gas: Enbridge Gas serves most of Ontario; EPCOR Natural Gas serves some communities. Links are provided for convenience; we are not affiliated with any organization listed.