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Doing Business with Hydro One

Doing Business with Hydro OneWelcome to Hydro One’s bidding portal.  If you are interested in becoming a bidder for Hydro One or any of its subsidiaries, register on our 
Bidder Information Database (BID) System.

logging in to the BID System, bidders are able to view, download and save RFx that are of interest to them. Submission instructions are contained within each RFx document. Read our BID System Help Guide to assist in your 
eBidding process.

At the end of the review period, winning bids will be posted to our Awards page.  All queries regarding the RFx are to be made through the contact designated in each RFx notice. Failure to comply with the RFx requirements may cause your company to be ineligible for an award.

Hydro One is committed to ensuring opportunities exist for First Nations/Métis community members to play a role in our procurement process and activities. If you wish your company to be identified as having First Nations and/or Métis ownership and/or be included in our Aboriginal Business Directory, please email newvendorinquiries@HydroOne.com.

All vendors must agree to Hydro One's Code of Business Conduct.

Need Help?

For inquiries related to registration or access to the BID System, not related to a specific RFx, please contact BidderRegistrationHelp@HydroOne.com

For inquiries related to a specific RFx, please contact the buyer as identified within the RFx document.

For all other general inquiries, please contact NewVendorInquiries@HydroOne.com.


Bidder Information Database (BID) Register or Log in


Hydro One's Bidder Information Database (BID) System enables potential vendors to view and apply online for Request for Quotes, Proposals, Information, or Qualifications (RFxs). All bidders are required to register on the BID System and Log in to search or apply for open RFxs.

Click to Register on the BID System 

Log in to Bid System
Forgot User ID?
Forgot Password?

BID System Help Guide
Having Technical Difficulties? Email BidderRegistrationHelp@HydroOne.com.

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