Contact Us

 
IMPORTANT NOTICE


Starting May 24, 2022, all OWA offices​ will be open to the public for walk-in inquiries. Most offices will be open Tuesday, Wednesday, and Thursday from 8:30 a.m. to 4:30 p.m. Some offices will also be open Mondays and Fridays from 8:30 a.m. to 4:30 p.m.

OWA offices will be open to the public for drop in inquiries at the following times:

  • Downsview: Monday to Friday, 8:30 a.m. to 4:30 p.m.
  • Hamilton: By appointment.
  • Kitchener: Monday to Friday, 8:30 a.m. to 4:30 p.m.
  • London: Monday to Friday, 8:30 a.m. to 4:30 p.m.
  • Mississauga: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Ottawa: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Sarnia (satellite office): Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Sault Ste. Marie: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Scarborough: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • St. Catharines: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Sudbury: Monday to Friday, 8:30 a.m. to 4:30 p.m.
  • Thunder Bay: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Timmins: Tuesday to Thursday, 9:30 a.m. to 1:00 p.m.
  • Toronto: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.
  • Windsor: Tuesday to Thursday, 8:30 a.m. to 4:30 p.m.

Inquiries may still be made by telephone, fax or e-mail​. 

Please continue to monitor the OWA's website for updated notices.
 
                                                                    Updated on May 20, 2022​

Telephone

Canada-wide Toll Free

Workplace insurance issues

1-800-435-8980 (Service in English)
1-800-661-6365 (Service in French)
1-866-445-3092 (TTY)

Health and safety reprisal issues

1-855-659-7744 (Toll Free)
416-212-5335 (Toronto)
647-723-2089 (Fax)

Email

owaweb@ontario.ca or the use the feedback form.

 

IMPORTANT:
The internet is not private.  Please do not send any confidential information via the OWA’s website because no information you send to us can be held in confidence.
 
Contacting us via our website will not make us your representative and does not mean we are assisting you, advising you, or providing you with representation in regards to your legal matter.  
 
If you would like the OWA to represent you regarding a WSIB matter, please call the OWA regional/district office closest to your home address.  For assistance with a reprisal matter, please call our health and safety reprisal line.

 

Toronto Main Office 

 

123 Edward Street, Suite 1300
Toronto, ON
M5G 1E2
 
Tel.: (416) 325-8570
Fax: (416) 325-4830
Canada-wide Toll Free: 1-800-660-6769
 

Tell Us How We’re Doing

Please help us to serve you better by completing the customer feedback form and forward it to the Office of the Worker Adviser.

 

Making a Complaint

The Office of the Worker Adviser (OWA) makes every effort to provide service excellence to our clients. There may be times, however, when injured workers or their survivors wish to complain about OWA services or conduct. We welcome your concerns and will try to resolve them to your satisfaction. See Making a Complaint.

 

OWA Regional and District Offices

Toronto and Eastern: Toronto, Scarborough, Ottawa

Southwest: London, Sarnia (satellite office), Kitchener-Waterloo, Windsor

North: Sault Ste. Marie, Sudbury, Thunder Bay, Timmins

Central: Downsview, Hamilton, Mississauga, St. Catharines

 

For assistance outside Ontario, you may contact worker adviser offices across Canada.  

 

Toronto and Eastern

Toronto

 

123 Edward Street (Map)
Suite 1300
Toronto, ON M5G 1E2
Tel.: (416) 325-8570
Fax: (416) 325-4830
Toll Free: 1-800-660-6769

 

Scarborough

 

305 Milner Ave, Suite 918 (Map)
Scarborough, ON M1B 3V4
Tel.: (416) 325-9846
Fax: (416) 325-9855
Toll Free: 1-800-268-4343

 

Ottawa

 

347 Preston Street (Map)
3rd Floor
Ottawa, ON K1S 3H8
Tel.: (613) 728-2006
Fax: (613) 728-8052
Toll Free: 1-800-267-6599

 


Southwest

London

 

495 Richmond Street (Map)
Suite 810
London, ON N6A 5A9
Tel.: (519) 873-4490
Fax: (519) 873-4500
Toll Free: 1-800-265-7924

 

Sarnia

 

Satellite Office
171 Kendall Street (Map)
Point Edward
Sarnia, ON N7V 4G6
Tel.: (519) 344-7261
Fax: (519) 336-1133

 

Kitchener-Waterloo

 

4273 King Street East (Map)

Suite 300 

Kitchener, ON N2P 2E9

Tel.: (519) 650-6474
Fax: (519) 650-6473
Toll Free: 1-800-265-2466

 

Windsor

 

100 Ouellette Avenue (Map)
10th Floor
Windsor, ON N9A 6T3
Tel.: (519) 254-7558
Fax: (519) 254-1741
Toll Free: 1-800-265-5649

 

 

North

Sault Ste. Marie

 

70 Foster Drive (Map)
Suite 480
Sault Ste. Marie, ON P6A 6V4
Tel.: (705) 945-5861
Fax: (705) 541-2104
Toll Free: 1-800-461-6023

 

Sudbury

 

159 Cedar Street (Map)
Suite 304
Sudbury, ON P3E 6A5
Tel.: (705) 564-1621
Fax: (705) 564-4126
Toll Free: 1-800-461-6372

 

Thunder Bay

 

Ontario Government Building
435 South James Street (Map)
Suite 335, 3rd Floor
Thunder Bay, ON P7E 6S7
Tel.: (807) 475-1280
Fax: (807) 475-1283
Toll Free: 1-800-465-3966 

 

Timmins

 

60 Wilson Avenue (Map)
3rd Floor, Suite 303
Timmins, ON P4N 2S7
Tel.: (705) 268-3454
Fax: (705) 267-3633
Toll Free: 1-800-461-9854

 

 

Central 

Downsview

 

145 Sir William Hearst Avenue (Map​)
Suite 125
North York, ON M3M 0B6
Tel.: (416) 235-5550
Fax: (416) 235-5594
Toll Free:1-800-387-7495

 

Hamilton

 

119 King Street West, 13th Floor (Map)
Hamilton, ON L8P 4Y7
Tel.: (905) 577-1301
Fax: (905) 540-9355
Toll Free: 1-800-263-9209

 

Mississauga

 

10 Kingsbridge Garden Circle (Map)
Suite 512
Mississauga, ON L5R 3K6
Tel.: (905) 568-2359
Fax: (905) 568-1086
Toll Free: 1-800-387-8806 (705 & 519)
Toll Free: 1-800-267-3949 (905)

 

St. Catharines

 

301 St. Paul Street (Map)
9th Floor
St. Catharines, ON L2R 7R4
Tel.: (905) 704-3945
Fax: (905) 704-3019
Toll Free: 1-800-414-4512

Feedback Form

IMPORTANT:

The internet is not private.  Please do not send any confidential information via the OWA’s website because no information you send to us can be held in confidence.

Contacting us via our website will not make us your representative and does not mean we are assisting you, advising you, or providing you with representation in regards to your legal matter.   

If you would like the OWA to represent you regarding a WSIB matter, please call the OWA regional/district office closest to your home address.  For assistance with a reprisal matter, please call our health and safety reprisal line.