The largest brokerages in Westmount
5 offices, 254 agents counted at the 2026-11-02 scan. Some agents here are counted as of an earlier read: realtor.ca, last read August 18, 2026. RE/MAX ACTION INC. leads with 213 agents — 83.9% of the tracked roster, ahead of Real Estate Agency at 19. The local market is unusually concentrated — three offices hold most of it (top three hold 96.1%).
The top 5 at a glance
Agents on the roster at the 2026-11-02 scan; percentages are share of all 254 tracked in Westmount.
- RE/MAX ACTION INC. 213 83.9%
- Real Estate Agency 19 7.5%
- Engel & Völkers Montréal Westmount (G7014) 12 4.7%
- groupe sutton - centre - ouest inc. 9 3.5%
- groupe sutton - immobilia inc. 1 0.4%
Bar length is relative to the largest row; percentages are share of all 254 tracked agents. Download this chart as an image ↓
Every office we track in Westmount
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | RE/MAX ACTION INC. | RE/MAX Quebec | 213 | 83.9% |
| 2 | Real Estate Agency | realtor.ca | 19 | 7.5% |
| 3 | Engel & Völkers Montréal Westmount (G7014) | Engel & Volkers | 12 | 4.7% |
| 4 | groupe sutton - centre - ouest inc. | Sutton | 9 | 3.5% |
| 5 | 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 4 brokerage rosters we scrape (national networks and independents) — about 50.6% 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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