Company Description

Hydro One from Markham, ON. Company specialized in: Electric Companies.

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Products & Services

energy-saving resources for your home ,   Plan before planting to stay safe and avoid outages ,   2019 Sustainability Report: For the Possibilities of Tomorrow ,   Get started ,   Outage Map ,   close ,   Apply Now ,   Hydro One's 2019 Annual Report ,   See if you qualify for LEAP support of up to $600 ,   Get safety tips ,   Ultra-Low Overnight price plan is here! ,   Ending soon: apply for the Energizing Life Community Fund ,   Explore ,   Whether it’s an instalment plan or an electrical service request, we provide flexible solutions to support your needs. ,   Explore energy-saving resources for your home ,   Seasonal Rates End ,   Energizing Life – Our Vision, Mission and Strategy ,   learn more ,   Shop my Energy Rewards ,   A little extra care from us to you ,   Search ,   Keep you and your loved ones safe this winter with our storm safety tips. ,   Understanding My Bill ,   Read more ,   Get up to $75 off Baseboard Smart Thermostats ,   Sign In ,   Get tips to prevent household flooding this spring season. ,   2022 Sustainability Report ,   Outage tools at your finger tips ,   Toggle navigation Menu ,   Discover comfort, control and energy savings. ,   Read the blog ,   Stay safe and prepare for winter storms ,   For the best website experience, please enable JavaScript on your Internet browser. ,   View My Bill ,   Read our blog ,   Outage information at your fingertips ,   Move online and save $38 ,   The Energy Hub ,   We’re committed to making a difference in the communities where we work, live and play ,   Happy Holidays from Hydro One ,   Got an EV? You may benefit from switching plans. ,   Move In/Out or New Service ,   Report a Power Outage ,   Be prepared before, during and after an outage ,   Request a Service ,   Get tips to prevent household flooding this spring season ,   We hope you have a warm, bright and safe holiday season! ,   Energy Hub ,   Energizing Ontario  

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Hydro One

P.O. Box 5700 Markham, ON
(888) 664-9376

Other Locations

(800) 434-1235

Open Hours

  • Monday08:00AM - 04:00PM
  • Tuesday08:00AM - 04:00PM
  • Wednesday08:00AM - 04:00PM
  • Thursday08:00AM - 04:00PM
  • Friday08:00AM - 04:00PM
  • Sat, SunClosed