Marie-Hélène Giroux Avocats (formerly Monterosso Giroux Avocats) is a Montreal firm specializing in criminal and penal law and immigration law. Following the departure of co-founder Clemente Monterosso, founding partner Marie-Hélène Giroux continues the practice under its new name, representing individuals and businesses at every stage of criminal, penal, and immigration proceedings, including before the CISR (Immigration and Refugee Board) and the Federal Court.

Good to know

A person using a wheelchairWheelchair accessibleA calendar with a checkmark beside a clockBy appointment

This firm’s lawyers at a glance

Called to the bar
1999 · median 27 years in practice 1 of 4 lawyers
Law schools
Université Laval 1 of 4 lawyers
Languages on the roster
English, French

Where to find them

465 rue St-Jean, Suite 1004, Montréal (Qc) J4H 2Y1 · 514-948-2006

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Barreau du Québec directory ↗