Contact us On this page Skip this page navigation Contact us: September 2016 Mandate letter: Energy There are many ways to contact us. Social media Twitter: @ONEnergy Facebook: Energy Ontario Linkedin Phone numbers Tel: 1-888-668-4636 Address Ministry of Energy 77 Grenville Street, 7th floor Toronto, Ontario M7A 2C1 Accessibility If you need information or communication supports in a different format, please let us know by using the phone numbers or contact form on this page. Learn more about our policy on providing accessible customer service to persons with disabilities. Send us an email Message Please do not include any personal or financial information. Would you like a reply? Would you like a reply? Read the service standards for how long it will take to get a reply. Yes No Email You will receive a confirmation email. Optional information Name Phone number Address We will contact you by letter if we need personal or financial information. Your privacy mattersYour personal information is being collected in order to respond to your inquiry. Your inquiry/personal information will be forwarded to the appropriate ministry(s) for response and will be used to respond to your inquiry. Some of the non-identifying information shared will be used by Cabinet Office and/or ServiceOntario to measure performance and improve our services. Your information will not be placed on mailing lists or released to any third party, except as may be authorized by law.For questions on how personal information collected on this page will be used, please read our privacy statement. Leave this field blank Updated: July 12, 2024 Published: November 25, 2021