187 newly registered businesses tracked in Fullerton, California. Browse by category or see the latest filings below.
Fullerton, CA has 187 newly registered businesses in our database. 1 of those landed in the past 30 days. We refresh this page daily as new Fullerton companies appear in the California Division of Corporations records.
The most active industries in Fullerton are Holding Company (9), Consulting (7), and Real Estate Investment (7). 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 Fullerton filing was on May 6, 2026. You can jump back to the full California view any time to compare Fullerton against other markets.
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