43 newly registered businesses tracked in Montclair, California. Browse by category or see the latest filings below.
Montclair, CA has 43 newly registered businesses in our database. We refresh this page daily as new Montclair companies appear in the California Division of Corporations records.
The most active industries in Montclair are Restaurant (2), Trucking (2), and uncategorized (2). 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 Montclair filing was on May 6, 2026. You can jump back to the full California view any time to compare Montclair against other markets.
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