Mathew Johnson

As a top real estate agent on Long Island’s North Shore, Mathew Johnson specializes in helping homeowners from Smithtown to Setauket sell with confidence and achieve maximum value. Representing Douglas Elliman, Mathew delivers a concierge-level experience—from home valuation and staging to high-impact marketing and negotiation.
His local expertise and background in business operations make him a trusted guide for downsizers, longtime residents, and families preparing for their next move. If you’re thinking about selling, Mathew provides the insight, preparation, and results that help your home stand out in today’s market.