Guillaume Langlois Avocat inc. is a solo law practice in Montreal led by Guillaume Langlois, who has practised law since 2002. The firm provides legal opinions and legal representation, and offers a free initial consultation.

Practice areas

Not listed

Good to know

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

Fees & payment

A clipboard with a speech bubble and a no-charge dollar coinFree consultation

Where to find them

10, Rue Notre-Dame est, suite 300, Montréal, QC H2Y 1B7 · 514-569-7240

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