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Contact the Ontario Securities Commission

You can call 1-877-785-1555 or email us: [email protected]

Please note that OSC staff will not respond to abusive or offensive written communications, and will terminate abusive or offensive telephone calls.

Telephone

1-877-785-1555 (Toll-free)
416-593-8314 (Local)
1-866-827-1295 (TTY)
The TTY system is currently offline. We apologize for any inconvenience.

Email

[email protected]

Online form

You can also use our online intake form to contact us if you have a question, complaint or tip. You can submit this form anonymously, although your contact information will help us if we need to follow up with you.

Fax

416-593-3693 (Fax)
Note: Our fax number has been updated as of August 7, 2024. Please update your records.

Hours of operation

8:30 am to 5:00 pm
Monday to Friday
Closed on Statutory Holidays

Mailing address 

20 Queen Street West
20th Floor
Toronto ON, M5H 3S8
(Deliveries on the 22nd floor)

Support for market participants

Contact our expert staff for inquiries or assistance related to: 

  • understanding your registration requirements
  • regulatory filings and forms 
  • reporting insider electronic filings
  • fees

We are also able to provide NRD information and employment notices.

Support for investors

Contact our expert staff who can provide you with assistance with your questions or to discuss:

  • complaints or concerns about a company, individual or investment product
  • suspected investment fraud or scams
  • checking the registration of a firm or individual

Capital Markets Tribunal support

The independent Capital Markets Tribunal is a division within the Ontario Securities Commission established by the Securities Commission Act, 2021. For information related to Tribunal hearings, the Litigation Assistance Program and Duty Counsel Program, or other Tribunal matters, contact the Capital Markets Tribunal.

Other ways to contact the OSC

Service commitment

The OSC is committed to accountability and transparency in the way in which it delivers services to the public. When you deal with the OSC, you can expect service from knowledgeable and professional staff in keeping with our service commitment to you.

Accessibility assistance

If you require information or public documentation in an accessible format, or want to provide feedback using specialized adaptive communications devices, qualified OSC inquiries officers are available, please call us at 1-877-785-1555 or 1-866-827-1295 (TTY), or email us. For further information, please consult our accessibility policies and multi-year accessibility plan.