Dawn Costello

Your Strategic Partner in Luxury Real Estate

Dawn Costello brings a refined, results-driven approach to buying and selling luxury homes. Having lived in Manhattan and throughout Long Island, she offers a deep understanding of the region’s most coveted communities—from the Hamptons to the Gold Coast—and knows how to strategically position your property to attract the right buyer.

What Sets Her Apart?

Ask Dawn’s clients, and you’ll hear the same things:

* Exceptional customer service

* Deep market knowledge

* Strong local agent relationships

* A calm, confident presence throughout the transaction