Mathews, Dinsdale & Clark LLP

Mathews, Dinsdale & Clark LLP

Mathews Dinsdale is Canada’s only national law firm exclusively dedicated to representing employers in workplace law matters. Our nationwide presence sets us apart, allowing us to deliver seamless, high-quality service to clients across the country. 

With a history spanning over 70 years, the Firm has grown into a national team of more than 90 legal professionals serving clients coast to coast. With offices in Ontario, British Columbia, Alberta, Nova Scotia, and New Brunswick, and lawyers licensed in every province, the Firm is able to support employers wherever they operate. This sustained growth reflects both our deep expertise in labour and employment law and the trust clients place in our national platform. 

Initially recognized in Ontario for our strong representation of private sector employers, Mathews Dinsdale has expanded its reach and is now widely regarded as trusted counsel to government entities for labour law matters and complex workplace issues. We are also honoured to advise First Nations communities on labour, employment, and governance matters, building long-standing relationships grounded in trust and respect. Today, the firm is recognized as Canada’s leading labour and employment law firm, advising clients across the private, public, provincial, and federal sectors. 

Our Firm serves employers in a broad range of industries, including industrial manufacturing, food production and grocery, hospitality, healthcare, education, telecommunications, and First Nations employers. In addition, national and provincial organizations regularly retain our lawyers to conduct discreet and thorough workplace investigations. This work underscores our reputation for integrity, judgment, and excellence in workplace law. 

Lexpert-Ranked Lawyers
Loretta M. Bouwmeester
Year called to bar: 2002
Calgary, Alberta
Lori Brienza
Year called to bar: 2010
Calgary, Alberta
John D. R. Craig
Year called to bar: 1999
Toronto, Ontario
David J. Defrancesco
Year called to bar: 1998
Toronto, Ontario
Laura Dunnigan
Year called to bar: 2014
Calgary, Alberta
Cheryl A. Edwards
Year called to bar: 1986
Toronto, Ontario
Tara Erskine
Year called to bar: 1996
Halifax, Nova Scotia
Christopher F. Fiore
Year called to bar: 2003
Toronto, Ontario
Allyson M. Fischer
Year called to bar: 2002
Toronto, Ontario
Jeffrey E. Goodman
Year called to bar: 1990
Toronto, Ontario
Toronto
8 Spadina Ave, The Well, 35th Floor, Toronto, ON, Canada, M5V 0S8
(416) 862-8280
(416) 862-8247
Sault Ste. Marie
65 Willow Ave, Fl 2, Sault Ste. Marie, ON, Canada, P6B 5B1
(705) 253-3711
(705) 253-1102
Sarnia
201 Front St N, Suite 501, Sarnia, ON, Canada, N7T 7T9
(519) 336-5447
(519) 336-9181
Vancouver
400 Burrard St, Suite 1950, Sun Life Financial Ctr, Vancouver, BC, Canada, V6E 3A6
(604) 638-2050
(604) 638-2049
Calgary
400 3rd Ave SW, Suite 4020, Calgary, AB, Canada, T2P 4H2
(403) 538-5041
(403) 538-5049
Halifax
1801 Hollis St, Suite 1120, Halifax, NS, Canada, B3J 3N4
(902) 334-0434
Victoria
1002 Wharf St, Victoria, BC, Canada, V8W 1T4
(250) 800-4641
Fredericton
82 Westmorland Street Suite 316, Fredericton, NB, Canada, E3B 3L3
(506) 516-7060
(506) 516-3889