API

Build with US business data

One API for state business filings, SEC EDGAR, federal contracts, and lobbying disclosures. Structured JSON. Consistent format across all sources.

Get StartedAPI Documentation

Quick start

Authenticate with a Bearer token. Search entities in one call.

Request1 credit
curl https://filed.dev/api/v1/search?name=Acme&state=NY \
  -H "Authorization: Bearer fd_live_aBcDeFgH"
Response
{
  "data": [{
    "name": "ACME HOLDINGS LLC",
    "state": "NY",
    "type": "LLC",
    "status": "Active",
    "formedDate": "2019-03-14",
    "registeredAgent": "CSC Global"
  }],
  "meta": { "total": 1, "state": "NY" }
}

Endpoints

Six endpoints covering state filings, SEC, contracts, and lobbying.

GET/v1/search
1 cr
GET/v1/entity/{id}
1-3 cr
POST/v1/batch
Business+1+/query cr
GET/v1/sec/search
2 cr
GET/v1/lobbying/search
2 cr
GET/v1/contracts/search
2 cr
Full API documentation →

Data sources

Secretary of State Offices

Business registrations from all 50 US states + DC — entity details, officers, agents, filing history

All 50 US states + DC

SEC EDGAR

10-K, 10-Q, 8-K filings. Full-text search by company, CIK, SIC code, date range

USASpending.gov

Federal contract awards over $100K. Filter by agency, NAICS, amount, date

Senate Office of Public Records

Lobbying registrations and quarterly disclosures. Client, registrant, income data

Pricing

Simple, usage-based pricing. Cancel anytime.

Developer
$49/mo

1,000 credits/mo

  • All 50 states
  • Entity search and details
  • SEC, lobbying, and contracts search
  • Email support
Get Started
Business
$199/mo

10,000 credits/mo

  • Everything in Developer
  • Batch search
  • Federal data enrichment
  • Priority support
Get Started
Scale
$499/mo

50,000 credits/mo

  • Everything in Business
  • Webhooks
  • Higher rate limits
  • Dedicated support
Get Started

Need more? Contact us for Enterprise pricing.

Guides

View all →
How to Look Up a Business in Any State

Learn how to search for business entity records in any US state. Compare Secretary of State websites with API-based lookup for verification, due diligence, and legal research.

How to Verify if a Business is Legitimate

Step-by-step guide to verifying whether a business is real, active, and in good standing using Secretary of State records, registered agent data, and filing status.

How to Find a Company's Registered Agent

Learn what a registered agent is, why they matter for service of process and legal compliance, and how to find registered agent information in state business records.