Dionne Avocats is a family law firm on Montreal's South Shore, founded by Marie-Claude Dionne in 2014 and practising almost exclusively in family law. After a decade based in Boucherville, the firm moved to a mostly remote, telework-based model, with in-person meetings available by appointment in Brossard or at courthouses in the greater Montreal area.

Practice areas

Good to know

A person using a wheelchairWheelchair accessibleA laptop showing a video callVirtual appointments

Where to find them

4605, Boul. Lapinière, suite 350, Bâtiment B, Brossard, QC, J4Z 3T5 · 450-449-0100

Is this your firm?

Fix or remove this listing, or add a free listing badge

Something wrong with this listing? Tell us and we’ll hide it right away while we review your request, then correct it or take it down.

Add your free listing badge

Add the free LawOnline listing badge to your website. It tells visitors you’re listed in an independent Canadian lawyer directory and links back to this profile. Being listed isn’t a certification or an endorsement, and the badge doesn’t mean we’ve checked your credentials.

LawOnline.ca Canadian Lawyer Directory listing badge

Similar firms in Longueuil

Me Julie Bourque, Cabinet d'avocats is a Brossard firm on Montreal's South Shore that has practised family law for more than 20 years, alongside youth and elder law matters. Julie Bourque has represented children in f…

Family LawFamily Law

Gauthier Avocats

1 lawyer · Est. 2009

Gauthier Avocats, based in Brossard with a second office in Montreal, has practised family law exclusively since 2009, serving the Brossard, Longueuil, Montreal, Saint-Jean-sur-Richelieu, and Saint-Hyacinthe areas. Th…

Family LawFamily Law

Jean Boyce is a family and criminal defence lawyer serving Montreal's South Shore from offices in Brossard and Candiac. He has practiced for more than 35 years, personally handling divorce, child custody, and support …

Family LawFamily LawCriminal DefenceCriminal Defence

This listing was generated by AI from public sources in July 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Barreau du Québec directory ↗

How this data is compiled and checked · Correct or remove this listing