Ontario Sustainable Energy Association

The Ontario Sustainable Energy Association (OSEA) is the organization which represents the entire sustainable energy sector.

  • OSEA’s members include green technology developers, utilities, distributors, installers, operators and service providers.
  • OSEA supports our members in promoting the development of sustainable systems in Ontario, across Canada, and around the world.
  • OSEA represents all the products and services which enable the development of the low carbon / clean tech / green energy sector, including consulting engineers, energy experts, architectural, accounting and law firms, socially responsible investors, communities, academic institutions, R&D and Policy think-tanks.
  • We support every type of green energy generation recognizing no single technology is benign, as well as all energy efficiency technologies.
  • We welcome new corporate and institutional members and value long-time members who have helped Ontario become a global leader in the green energy /clean tech sector.

Learn more about what OSEA does:

  • OSEA strives for a Sustainable Energy System in Ontario (Electric & Thermal) including "Responsible Social Investment", "ESG" and "Sustainable Finance".
  • OSEA supports Greenhouse Gas Mitigation in our Buildings, Industry & Transportation Energy/GHGs, displacing Diesel Generation in communities.
  • OSEA seeks a stronger Focus on the Energy Needs of Ontario’s North and First Nations Communities to fully develop the Provincial Bio-Economy and create jobs.
  • OSEA promotes Sustainable Energy Export opportunities for Ontario's Green Energy/Clean Tech Sectors (e.g. Technologies, Developers, Service Providers).
  • OSEA advocates to the Ontario Energy Board on Rate Regulated Utility filings and participates in consultations to encourage increased CDM/DSM, and to lower costs of Distributed Energy Resources (DERs) to access the Ontario Electricity Grid.

Read more about OSEA

OSEA's Strategic Partners








Become a Member-Call OSEA's CSI Annex Office: 1-(647) 427-6124 

OSEA 2020 EVENTS!  Hold the Date

1. Climate Change Resilience Workshop on TBD, 2020

2. Green Exports to Africa Workshop on June 23rd, 2020

3. Green Energy Doors OpenTM 20 from September 24th-27th, 2020 with a Launch Date TBD

4. IESO's 3rd Annual First Nations Energy Symposium participation date TBA

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