CSN Collision Continues Network Expansion with L’Atelier St-Ambroise

St-Ambroise-de-Kildare, QC – January 2026 – CSN Collision announces the addition of L’Atelier St-Ambroise to its network, effective January 1, 2026. Owner Stéphane Dumas has recently launched this new business dedicated to collision repair and high-quality customer service.

Stéphane Dumas is driven by a passion for a trade that is constantly evolving. “Collision repair is a field where you never stop learning, and that’s what makes the work so stimulating,” he explains.

The decision to join the CSN Collision network was guided by a desire for flexibility and collaboration. “CSN demonstrates a strong openness toward its network, and that approach aligns with the vision I have for my shop,” says Mr. Dumas.

From the outset, the shop has placed strong emphasis on repair quality, an essential element in building a solid reputation and fostering customer loyalty. Each customer is welcomed with a personalized approach designed to instill confidence and provide a turnkey service from start to finish.

“Our goal is for customer satisfaction to make our shop a trusted reference,” he adds

By joining the CSN Collision network, L’Atelier St-Ambroise aims to build on shared values of consistency, discipline, and quality while continuing its growth within a nationally recognized network.

For more information, visit CSN Collision.

Are you an auto body shop looking for support? Join the CSN network today.

About CSN Collision

Headquartered in Oakville, Ontario and established in 2002 by four industry trailblazers, CSN Collision is one of North America’s leading collision repair networks that is dedicated to helping enhance independent auto body shops. By providing access to direct repair programs of leading insurance partners, preferential procurement programs of key industry suppliers, and ongoing operational training and support from CSN’s in-house team of experts, we empower entrepreneurs to take their shops to the next level. Today, with over 400 global locations, CSN Collision is one of North America’s most advanced networks of independent collision repair shops and continues to expand its presence in Europe.