Live API · 2M+ Records

Verify Any US Business
In Milliseconds

Instant access to verified business entity data — corporations, LLCs, and partnerships — via a single REST API.

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2M+
Business Records
4
States Covered
<100ms
Avg Response Time
99.9%
Uptime SLA

One Request. Real Data.

Search by business name and state — get back verified entity data in JSON.

Request
# Search for a business
curl "https://api.provero.dev/business/search
  ?name=Apple&state=DE" \
  -H "X-API-Key: pvr_your_key"
Response
{
  "results": [{
    "name": "APPLE INC.",
    "entity_type": "Corporation",
    "status": "Active",
    "state": "DE",
    "entity_number": "2117019",
    "registered_agent": "CT Corp",
    "incorporation_date": "1987-01-03"
  }],
  "total": 1
}
Why Provero

Built for Developers

Lightning Fast

All data is pre-loaded and indexed. No scraping on demand — responses in under 100ms directly from our database.

🔐

Simple Auth

API key authentication with a single header. Get your key in 30 seconds — no OAuth, no complex setup.

🔄

Always Fresh

Data is refreshed nightly from official state Secretary of State sources. Never stale, always accurate.

📦

Clean JSON

Consistent, normalized JSON across all states. No format differences to handle — same structure every time.

🏛️

Official Sources

Data sourced directly from state Secretary of State databases. Not third-party aggregators — the primary source.

📈

Growing Coverage

Currently covering 4 states with more added regularly. Delaware and New York alone cover most major US corporations.

Coverage

States Available Now

More states added regularly — request a state

Delaware
New York
Texas
Wyoming
Pricing

Start Free. Scale as You Grow.

No credit card required to get started.

Free
$0/mo
Perfect for testing and small projects
  • 100 requests / month
  • All 4 states
  • JSON API access
  • Email support
Get Free Key
Pro
$99/mo
For high-volume production workloads
  • Unlimited requests
  • All 4 states
  • JSON API access
  • Dedicated support
Go Pro