Mathews Dinsdale Welcomes Keira Ostrosser to the Firm
Mathews Dinsdale is pleased to announce that Keira Ostrosser has joined the Firm as an Associate in our Calgary Office.
September 11, 2026
Associate announcement
Mathews Dinsdale is pleased to announce that Christian Rocca has joined the Firm as an Associate in our Toronto office.
October 4, 2022
Mathews Dinsdale is pleased to announce that Christian Rocca has joined the Firm as an Associate in our Toronto office. Christian represents both unionized and non-unionized employers in all areas of labour and employment law. He has experience advising in connection with labour board proceedings, grievances and arbitrations, collective bargaining, wrongful dismissals, human rights applications and workplace health and safety prosecutions. Christian previously worked at the firm as a Summer and Articling Student before returning as an Associate. He is a graduate of the Dual J.D. program at the University of Windsor and University of Detroit Mercy.
Mathews Dinsdale is the only boutique labour and employment law firm in Canada with seven offices coast-to-coast, in Victoria, Vancouver, Calgary, Sarnia, Toronto, Fredericton and Halifax. 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 70 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.
View All Announcements by This Firm
Mathews Dinsdale is pleased to announce that Keira Ostrosser has joined the Firm as an Associate in our Calgary Office.
September 11, 2026
Daoust Vukovich – A New Look. The Same Trusted Advisors.
September 10, 2026
Miller Thomson is pleased to welcome Shubhreen Dosanjh as Counsel in the Firm's Financial Services group. She is based in the Firm's Toronto office.
September 9, 2026