Contact numbers: Business services and feedback
Find 1-800 hotlines and ministry contact information relevant to your business sector.
How can we help you?
We’re making it easier and simpler for businesses to interact with the government, and get to the services and information they need.
Get connected to real people who will help you answer questions about:
- starting or growing your business
- inspection and compliance
- regulatory requirements you need to know
You can also have your voice heard. Contact us to provide feedback on:
- government services
- your experience interacting with the government
We invite you to let us know how we’re doing, so that we can improve and serve you better.
Business service contacts
Ministry of Economic Development, Job Creation and Trade
Mailing address:
Ferguson Block c/o Macdonald-Cartier Bldg Mail Facility,
77 Wellesley St W,
Toronto, Ontario, Canada
M5G 2K8
Small Business Enterprise Centres
For mailing addresses by location, visit the website.
Invest Ontario
Mailing address:
250 Yonge Street, 35th floor
Toronto, Ontario, Canada
M5B 2L7
Toll-free: 1-800-819-8701 (North America)Tel: 416-313-3469 (International)- info@investontario.ca
Ministry of Public and Business Service Delivery
ServiceOntario 1-888 Business Info Line
Inspection and compliance contacts
Ministry of Agriculture, Food and Rural Affairs
Agriculture Information Contact Centre (AICC)
Ministry of Community Safety and Correctional Services
Private Security and Investigative Services — Compliance & Enforcement
Ministry of Energy, Northern Development and Mines
Ontario Energy Board: Compliance and Other Regulatory Enquiries
You can also contact us via the online industry contact form.
Mine Rehabilitation and Compliance Inquiries
Ministry of Finance
ONT-TAXS online
Mailing address:
Ministry of Finance
33 King Street West
Oshawa, Ontario, L1H 8H9
You can also contact us via the ONT-TAXS online messaging functionality.
Deposit Insurance Corporation of Ontario — Ombudsman
Tel: 416-325-9446 Fax: 416-325-9568 - ombudsman@dico.com
Financial Services Regulatory Authority of Ontario
Mailing address:
Financial Services Regulatory Authority of Ontario
5160 Yonge Street, 16th Floor
Toronto, Ontario, M2N 6L9
Ontario Securities Commission — Complaints or Concerns
Mailing address:
Ministry of Finance
20 Queen Street West, 20th Floor
Toronto, Ontario M5H 3R3
Ministry of Public and Business Service Delivery
ServiceOntario Customer Experience Office (CEO)
Mailing address:
ServiceOntario
Customer Experience Office
P.O. Box 105
777 Bay Street
Toronto, Ontario M5G 2C8
Toll-free: 1-800-267-8097 Tel: 416-326-1234 Toll-free TTY: 1-800-268-7095 TTY: 416-325-3408 - ceo@serviceontario.ca
Ministry of Health
Laboratory Licensing and Inspection Service (LLIS)
Ministry of Labour, Training and Skills Development
Occupational Health and Safety Contact Centre
Mailing address:
Ontario Ministry of Labour
400 University Avenue, 14th floor
Toronto, Ontario M7A 1T7
Toll-free: 1-877-202-0008 Toll-free TTY: 1-855-653-9260 Fax: 905-577-1316 - webohs@ontario.ca
- Online form
Ministry for Seniors and Accessibility
Questions or feedback
Mailing address:
Ministry for Seniors and Accessibility
601A - 777 Bay Street
Toronto, Ontario M7A 2J4
Toll-free: 1-866-515-2025 Tel: 416-849-8276 Toll-free TTY: 1-800-268-7095 TTY: 416-325-3408 - accessibility@ontario.ca
- Online form
Ministry of Transportation
Carrier Sanctions and Investigation Office
Mailing address:
MTO Carrier Sanctions and Investigation Office
301 St. Paul Street, 3rd floor
St. Catharines, Ontario, L2R 7R4
Toll-free: 1-800-387-7736 Tel: 416-246-7166 Fax: 905-704-3033 ,905-704-2039 ,905-704-2525 - CVOR@ontario.ca