Ontario Power Generation

Contact Us

You may be able to find the answer to your question in our FAQ's section.

The Accounts Payable department is available to answer any of your invoicing or payment related questions. We can answer your questions regarding:

• a Purchase Order related invoice;
• tax information;
• other accounts payable issues.

The Help Desk does not assist with inquiries regarding payment status. Please visit our Invoice Query section for status inquiries.

Contacts

Accounts Payable Help Desk

Email - Help Desk
Telephone - 416-592-4005 in the Toronto area or toll free at 1-888-264-3460
FAX - 416-592-2388

Accounts Payable Mailroom

Email - apmailroom@opg.com

Accounts Payable EFT Registration/Change/Cancel

Email - pat.dolecki@opg.com

Regular Hours
Monday through Friday, 8:00 am to 4:00 pm, Eastern Standard Time.

If sending invoices by regular mail, please address them to:

Ontario Power Generation
Accounts Payable
P.O. Box 850
135 West Beaver Creek
Richmond Hill, Ontario, Canada
L4B 4R7

As a reminder, all invoices sent to OPG should contain a valid purchase order number, invoice date, and invoice number and must match to the issue purchase order in terms of material codes, units of measure, and price.

You may also FAX your invoice to 416-592-2388.

The Accounts Payable Help Desk provides vendors with a single point of contact for all calls concerning payment of vendor invoices.

• Emailing - Help Desk
• Telephoning - 416-592-4005 in the Toronto area or toll free at 1-888-264-3460
• Faxing - 416-592-2388