The largest brokerages in Westmount
4 offices, 232 agents counted at the 2026-08-07 scan. RE/MAX ACTION INC. leads with 209 agents — 90.1% of the tracked roster, ahead of Engel & Völkers Montréal Westmount (G7014) at 13. The local market is unusually concentrated — three offices hold most of it (top three hold 99.6%).
Every office we track in Westmount
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | RE/MAX ACTION INC. | RE/MAX Quebec | 209 | 90.1% |
| 2 | Engel & Völkers Montréal Westmount (G7014) | Engel & Volkers | 13 | 5.6% |
| 3 | groupe sutton - centre - ouest inc. | Sutton | 9 | 3.9% |
| 4 | groupe sutton - immobilia inc. | Sutton | 1 | 0.4% |
Offices with fewer than 10 agents appear in this table but don't get their own page.
Network mix in Westmount
Coverage: these are the 3 national networks we scrape — about 44.4% of Canadian REALTORS® nationally. Independents and brokerages outside those networks aren't counted, so read this as the largest offices among the networks we track in Westmount. Methodology →
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