Every new California filing, every dayNew Businesses Filed in Ontario, CA
454 newly registered businesses tracked in Ontario, California. Browse by category or see the latest filings below.
Updated July 28, 2026 · Most recent filing Jul 24, 2026
454
Total Filings
75
Last 30 Days
20
Categories
Every new California filing, every day
See how it worksAbout New Ontario Businesses
Ontario, CA has 454 newly registered businesses in our database. 75 of those landed in the past 30 days. We refresh this page daily as new Ontario companies appear in the California Division of Corporations records.
The most active industries in Ontario are Trucking (14), Holding Company (11), and Consulting (10). 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 Ontario filing was on Jul 24, 2026. You can jump back to the full California view any time to compare Ontario against other markets.
Business Categories
Trucking14Holding Company11Consulting10Real Estate Investment9Uncategorized7Technology6Retail5Construction Contractor5uncategorized4Holding & Investment4
See all categories ›Recent Filings
EYKM Health InsuranceVerified
Insurance Agency·ONTARIO, CA
1ST CLASS DETAIL, LLC.Verified
Auto Detailing·ONTARIO, CA
BWP LogisticsVerified
Logistics·ONTARIO, CA
Summit Global TradeVerified
Supply Chain Management·ONTARIO, CA
HC Interior Molding & CabinetsVerified
Cabinet and Interior Remodeling·ONTARIO, CA
Norwalk Mobile LodgeVerified
Mobile Home Park·ONTARIO, CA
Eagle 48 ExpressVerified
Trucking·ONTARIO, CA
Take A Dump CAVerified
Junk Removal & Hauling·ONTARIO, CA
Soltrix SolutionsVerified
Business Consulting·ONTARIO, CA
EZO CapitalVerified
Investment Firm·ONTARIO, CA
Frequently Asked Questions
How many new businesses are registered in Ontario, CA?
DayOneLead tracks 454 newly registered businesses in Ontario, with about 75 added in the last 30 days.
How fresh is the Ontario business data?
We refresh this page every day from the California Division of Corporations. The latest Ontario filing we recorded was on Jul 24, 2026.
What are the most common new businesses in Ontario?
The most active industries among new Ontario registrations are Trucking, Holding Company, and Consulting. You can filter by any category to narrow the list.
What information is included for each Ontario business?
Each entry shows the business name, filing date, and category, plus a verified owner name, phone, email, and website wherever we can confirm them.
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