The largest brokerages in New Tecumseth
3 offices, 66 agents counted at the 2026-08-07 scan. Coldwell Banker Ronan Realty, Brokerage leads with 64 agents — 97% of the tracked roster, ahead of Royal LePage RCR Realty at 1. The local market is unusually concentrated — three offices hold most of it (top three hold 100%).
Every office we track in New Tecumseth
| # | Office | Network | Agents | Share |
|---|---|---|---|---|
| 1 | Coldwell Banker Ronan Realty, Brokerage | Coldwell Banker | 64 | 97% |
| 2 | Royal LePage RCR Realty | Royal LePage | 1 | 1.5% |
| 3 | Sutton Group On The Bay Realty Ltd. | Sutton | 1 | 1.5% |
Offices with fewer than 10 agents appear in this table but don't get their own page.
Network mix in New Tecumseth
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 New Tecumseth. Methodology →
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