New Hampshire Business Entity Search API
Search New Hampshire Secretary of State business entity records programmatically using the OpenSOSData API. Get entity name, status, registered agent, entity type, and filing details for any New Hampshire-registered business in seconds.
OpenSOSData queries the New Hampshire Secretary of State database in real time and returns structured JSON. $0.0314 per lookup, no subscription required.
Quick Start
curl -X POST https://api.opensosdata.com/v1/lookup \
-H "x-api-key: YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{"entity_name": "Example Company", "state": "NH"}'
What Data Is Returned
| Field | Description |
|---|---|
| Entity Name | Official registered name |
| Status | Active, Inactive, Dissolved, etc. |
| Entity Type | LLC, Corporation, LP, etc. |
| Registered Agent | Name and address |
| State Entity ID | Official state filing number |
| Formation Date | Date the entity was formed |
| Principal Address | Business mailing address |
Pricing
Every New Hampshire business entity lookup costs $0.0314. No subscription, no monthly minimums.