Verify contractor licenses across every US state. One API call.
Real-time license status for electricians, plumbers, HVAC, roofers, and general contractors. Launching with 5 states, scaling to 50.
Free tier included. No credit card required.
Why this API
Everything you need, nothing you don't
Every state, one endpoint
No more logging into individual state portals. Get normalized license data in a single API call with a consistent schema across jurisdictions.
Checkr: $12/check. Us: $0.25.
We do one thing well: license verification. No bundled background checks, no $20K enterprise contracts. Direct API access starting at $0.25 with a free tier.
Real-time, verified data
License status pulled directly from state licensing boards. No stale databases, no monthly bulk imports. Know a license is active right now.
Built for
Built for your industry
What takes 3 minutes per lookup on a state website takes one API call through us.
Insurance Underwriting
Verify contractor licenses before issuing policies
Home Services Marketplaces
Screen contractors automatically on signup
Property Management
Confirm license status before approving vendors
AI & Automation
Tool-calling agents that verify licenses programmatically via REST or MCP
Construction Companies
Verify subcontractor compliance at scale
Lending & Finance
Assess contractor legitimacy before extending credit
API Preview
See it in action
One request. Structured, normalized data back in milliseconds.
/v1/licenses/verify?state=CA&license_number=1077911{
"verified": true,
"license_number": "1077911",
"state": "CA",
"full_name": "MARTINEZ ELECTRIC INC",
"profession": "electrician",
"state_classification": "C-10 Electrical",
"status": "active",
"issue_date": "2019-03-15",
"expiration_date": "2027-03-31",
"bond_status": "active",
"workers_comp": "exempt",
"last_verified": "2026-03-28T14:22:00Z",
"source": "California CSLB"
}5
States at launch, scaling to 50
13+
Data fields per response
$0.25
Per verification, pay-as-you-go
25+
License types supported
Pricing
Simple, usage-based pricing
No contracts. No minimum spend. Pay for what you use.
Free
25 lookups/mo
Perfect for testing
- 25 verifications/month
- All supported states
- Community support
Starter
per verification
For small teams getting started
- Unlimited verifications
- Batch API access
- Email support
Growth
per verification
For teams with regular needs
- Everything in Starter
- Volume pricing
- Priority support + webhooks
Scale
per verification
For high-volume integrations
- Everything in Growth
- Dedicated support
- Custom SLA
Need enterprise volume? Get in touch
Why now
The regulatory window is opening
California SB 291
Tightening contractor verification with penalties up to $30K per violation. Effective 2026.
New Jersey P.L. 2023
New bond and insurance mandates for home improvement contractors. Education requirements effective Feb 2026.
Florida HB 735
Centralized all contractor licensing under state control as of July 2025. One source of truth.
Insurance carriers, marketplaces, and property managers need automated verification now. The tools aren't built for developers yet.
Built by Adam — background in data engineering and compliance automation. Tired of watching teams pay $12/check for something that should cost pennies.
Waitlist
Join the waitlist
FAQ
Common questions
We're targeting Q2 2026 for early access. Waitlist members will get first access.