194 newly registered businesses tracked in East Setauket, New York. Browse by category or see the latest filings below.
East Setauket, NY has 194 newly registered businesses in our database. 7 of those landed in the past 30 days. We refresh this page daily as new East Setauket companies appear in the New York Division of Corporations records.
The most active industries in East Setauket are Real Estate (14), Home Services (3), and Real Estate Development (3). Use the category list below to narrow the results to a single industry, or scroll down for the most recent filings of any type.
Every entry shows the business name, filing date, and category, plus verified owner and contact information where we have it. The latest East Setauket filing was on Jun 18, 2026. You can jump back to the full New York view any time to compare East Setauket against other markets.
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