453 newly registered businesses tracked in Riverhead, New York. Browse by category or see the latest filings below.
Riverhead, NY has 453 newly registered businesses in our database. 14 of those landed in the past 30 days. We refresh this page daily as new Riverhead companies appear in the New York Division of Corporations records.
The most active industries in Riverhead are Real Estate (26), Construction (17), and Landscaping (8). 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 Riverhead filing was on Jun 11, 2026. You can jump back to the full New York view any time to compare Riverhead against other markets.
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