Every new California filing, every dayNew Businesses Filed in Costa Mesa, CA
312 newly registered businesses tracked in Costa Mesa, California. Browse by category or see the latest filings below.
Updated July 15, 2026 · Most recent filing Jul 7, 2026
312
Total Filings
38
Last 30 Days
19
Categories
Every new California filing, every day
See how it worksAbout New Costa Mesa Businesses
Costa Mesa, CA has 312 newly registered businesses in our database. 38 of those landed in the past 30 days. We refresh this page daily as new Costa Mesa companies appear in the California Division of Corporations records.
The most active industries in Costa Mesa are Holding Company (20), Real Estate Investment (10), and Consulting (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 Costa Mesa filing was on Jul 7, 2026. You can jump back to the full California view any time to compare Costa Mesa against other markets.
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