Long Island City

Transform Your Dream Brownstone in NY with Mark O'Brien!

Discover the charm and elegance of New York’s historic brownstones. Mark O'Brien specializes in restoring and developing these timeless residences across the city. Whether you're looking to renovate an existing brownstone or build your dream home from the ground up, Mark brings unparalleled craftsmanship and dedication to every project. Reach out today to start your journey towards owning a piece of New York City history.

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Work With Mark O'Brien Real Estate

With over 30 years of experience in New York City, Mark O’Brien Real Estate understands the subtle nuances of each neighborhood. Discovering hidden gems is our passion, and we’re dedicated to creating real value for our loyal clientele.

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