About Marie-Hélène

Marie-Hélène Desaunettes is a lawyer at Nelson Champagne who serves as contact counsel for the firm's class action over commuter train delays and cancellations on the Deux-Montagnes and Mascouche lines (Konstas v. Exo and ARTM).

Listing compiled from public sources in July 2026. Confirm Marie-Hélène Desaunettes’s licence and standing in the Barreau du Québec directory ↗