Gauld Avocat is a Quebec law firm focused on airline passenger rights, including flight delays, cancellations, denied boarding, and lost baggage claims. The firm says it is the only law firm in Quebec and Canada to have obtained compensation for an entire flight's passengers through a class action based on the Montreal Convention. It has pursued class actions involving flight delays since 2011.

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1188 Av. Union Suite 134, Montréal, QC H3B 0E5

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