Mathews Dinsdale is the only boutique labour and employment law firm in Canada with seven offices coast-to-coast, in British Columbia, Alberta, Ontario and Nova Scotia. Mathews Dinsdale was the first law firm in Canada, and one of the first in North America, to exclusively provide labour and employment law services to employers. For over 65 years, the Firm’s lawyers have been involved in many of the cases that have shaped and redefined workplace law in Canada. Strategic Advice. Practical Solutions and Immediate Crisis Management. Locally and Nationally.