# EntitySearch HQ (entitysearchhq.com)

Looks up company filings in state corporate registries and who acts as each company's registered agent, plus EIN checks.

- Atlas card: https://inite.ai/en/atlas/entitysearchhq.com
- Site: https://entitysearchhq.com
- For: people looking up US business entities and registered agents across state registers
- Categories: finance
- Use not measured/100 · alive 87/100

## Used for

- verify a company's registration in a state register
- find a company's registered agent of record
- look up a company's EIN

## Price

- no price printed, no free plan (read 2026-10-18 on https://entitysearchhq.com/datasets/registered-agent-service-pricing/)

## For developers

- OpenAPI: https://entitysearchhq.com/openapi.json (11 paths)
- MCP server: com.entitysearchhq/site (namespace; open on 2026-10-18, 10 tools)
- Read 2026-10-18

## MCP server, measured daily

Server: https://entitysearchhq.com/mcp, checked every day since 2026-10-19 (2 checks).

- Answered: measuring, 2 daily checks so far
- Median first answer: 1637 ms
- Sign-in: none
- Context its tool definitions take: about 1229 tokens (10 tools)
- Tool definitions: B, 75/100
- Failing "params_described": 5 of 10 tools
- Failing "annotations": 10 of 10 tools
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-18

---

Source: INITE Atlas, https://inite.ai/en/atlas/entitysearchhq.com. JSON: https://inite.ai/api/atlas/entitysearchhq.com. MCP: https://inite.ai/api/mcp (atlas_lookup).