Green Button

Third-Party Onboarding

Are you a Third-Party Vendor with a Green Button app?
We'd like to hear from you!

icon of an approved app

Apply to provide a Third-Party App


Interested Third-Party Vendors must apply to Hydro One. Agreement to the Terms & Conditions to initiate the approval process is required. If you are interested in becoming an authorized Third-Party Vendor, then please complete our Onboarding Application Form.

Apply Now


Frequently Asked Questions


How do customers authorize Third-Party Vendors to access their data?

Customers initiate the Green Button Connect My Data® sharing process through the website/application of an authorized Third-Party Vendor. The customer will then be redirected to Hydro One’s web page for authentication and completion of the Green Button Connect My Data® authorization process.

How long does a Third-Party Vendor have access to data?

The sharing of data is indefinite with an authorized Third-Party Vendor. Customers have the option to revoke access at any time.

How do I register as a Third-Party Vendor with Hydro One?

Vendors need to register with Hydro One and review and accept our Third-Party Terms and Conditions. To become an authorized vendor, please fill out our onboarding application form.

Can a vendor submit an authorization on behalf of a customer?

No. Customers must make their own online authorizations through one of the available methods and authenticate with the utility before a security token can be exchanged and data shared.

Where can I find more information on Green Button?

More information can be found on the following websites:
 

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