# 2s.io, free: Company hierarchy API

> Corporate ownership graph for a legal entity by LEI (GLEIF Level-2 relationships, live).

2s.io's Free trial plan for the company hierarchy API costs $0.00 per 1,000 companies. We check each provider's docs for 3 fields. 2s.io's docs list 1: Parent.
2s.io limits how many calls you get but gives no number.
We haven't run 2s.io through [our company hierarchy API benchmark](https://datacircle.dev/best-company-hierarchy-api.txt) yet.
This plan is free. We rank 127 plans for company hierarchy APIs by price. Half the plans cost $13.96 or less per 1,000 companies. [See the best free company hierarchy API plan.](https://datacircle.dev/best-company-hierarchy-api.txt)
[DanskCVRAPI's DKK 599 (about $90) monthly plan](https://datacircle.dev/company-hierarchy-apis/danskcvrapi/dkk-599-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: $0.045. DanskCVRAPI's plan covers companies in Denmark only. [CNPJ Aberto's R$449 yearly plan](https://datacircle.dev/company-hierarchy-apis/cnpj-aberto/r-449-yearly-pro-anual-get-api-intelligence-grupo-cnpj/llms.txt) costs the least for 10,000 companies a month: about $7.36.
[GlobalEntity API's €59 monthly plan](https://datacircle.dev/company-hierarchy-apis/globalentity-api/59-monthly/llms.txt) covers any number of companies in 54 countries only. GlobalEntity API's €59 monthly plan costs less up front than DanskCVRAPI's DKK 599 (about $90) monthly plan.
[DiscoLike](https://datacircle.dev/company-hierarchy-apis/discolike/99-monthly/llms.txt), [Bigdata.com](https://datacircle.dev/company-hierarchy-apis/bigdata-com/50-monthly/llms.txt) and [Magellan Data](https://datacircle.dev/company-hierarchy-apis/magellan-data/375-pack-25000-credits-post-v1-corporate-families/llms.txt) are the best company hierarchy API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-hierarchy-apis/2s-io/free
- [Company hierarchy API: the 10 best of 80+ providers compared](https://datacircle.dev/best-company-hierarchy-api.txt)
- Get it: https://2s.io/catalog.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Request: `GET https://2s.io/api/business/lei-hierarchy`
- API key: not needed
- Its API docs: https://2s.io/business/lei-hierarchy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Sold by: 2s.io (https://2s.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 33%
- Parent: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Corporate ownership graph for a legal entity by LEI (GLEIF Level-2 relationships, live).

## Data

- Freshness: live
- Countries: Worldwide
- Full family tree: no
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: $0

## Rate limit

- Per second: 0.00028
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: lei. Optional: childLimit
- Method: GET
- Path: /api/business/lei-hierarchy

## About the plan

- Plan: Free trial
- Who can get it: anyone, with no wallet or payment, for one call per endpoint per hour (a request with ?trial=1 or the X-2s-Trial: 1 header)

## The 6 fields the plan's answer can hold

LEI, direct parent, ultimate parent, direct children, direct children count, ultimate children count

## 2s.io's plans (2)

- [2s.io, free](https://datacircle.dev/company-hierarchy-apis/2s-io/free/llms.txt): $0.00 per 1,000, 33% complete, live
- [2s.io, pay as you go](https://datacircle.dev/company-hierarchy-apis/2s-io/pay-as-you-go/llms.txt): $3.60 per 1,000, 33% complete, live

## 2s.io's calls for this API (1)

- `GET /api/business/lei-hierarchy`: [2s.io, free](https://datacircle.dev/company-hierarchy-apis/2s-io/free/llms.txt)

## 2s.io's APIs (15)

- [2s.io: company hierarchy API pricing, 2 plans](https://datacircle.dev/company-hierarchy-apis/2s-io/free/llms.txt)
- [2s.io: domain WHOIS API pricing, 2 plans](https://datacircle.dev/domain-whois-apis/2s-io/free/llms.txt)
- [2s.io: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/2s-io/free/llms.txt)
- [2s.io: local business search API pricing, 2 plans](https://datacircle.dev/local-business-search-apis/2s-io/free/llms.txt)
- [2s.io: news API pricing, 2 plans](https://datacircle.dev/news-apis/2s-io/free/llms.txt)
- [2s.io: GitHub profile API pricing, 2 plans](https://datacircle.dev/github-profile-apis/2s-io/free/llms.txt)
- [2s.io: GitHub repository API pricing, 2 plans](https://datacircle.dev/github-repository-apis/2s-io/free/llms.txt)
- [2s.io: GitHub user repository API pricing, 2 plans](https://datacircle.dev/github-user-repository-apis/2s-io/free/llms.txt)
- [2s.io: Hacker News search API pricing, 2 plans](https://datacircle.dev/hacker-news-search-apis/2s-io/free/llms.txt)
- [2s.io: company enrichment API pricing, 2 plans, GET /api/business/br-cnpj](https://datacircle.dev/company-enrichment-apis/2s-io/free-trial-get-api-business-br-cnpj/llms.txt)
- [2s.io: company enrichment API pricing, 2 plans, GET /api/business/lei](https://datacircle.dev/company-enrichment-apis/2s-io/free-trial-get-api-business-lei/llms.txt)
- [2s.io: company enrichment API pricing, 2 plans, GET /api/business/pl-krs](https://datacircle.dev/company-enrichment-apis/2s-io/free-trial-get-api-business-pl-krs/llms.txt)
- [2s.io: company enrichment API pricing, 2 plans, GET /api/tax/vat](https://datacircle.dev/company-enrichment-apis/2s-io/free-trial-get-api-tax-vat/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/entity-profile](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-entity-profile/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/fi-companies](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-fi-companies/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/fr-companies](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-fr-companies/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/no-companies](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-no-companies/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/sos-search](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-sos-search/llms.txt)
- [2s.io: business verification API pricing, 2 plans, GET /api/business/uk-companies](https://datacircle.dev/business-verification-apis/2s-io/free-trial-get-api-business-uk-companies/llms.txt)
- [2s.io: IP company lookup API pricing, 2 plans, GET /api/geo/ip](https://datacircle.dev/ip-company-lookup-apis/2s-io/free-trial-get-api-geo-ip/llms.txt)
- [2s.io: IP company lookup API pricing, 2 plans, POST /api/ipinfo/bulk](https://datacircle.dev/ip-company-lookup-apis/2s-io/free-trial-post-api-ipinfo-bulk/llms.txt)
- [2s.io: IP company lookup API pricing, 2 plans, GET /api/net/ip-resolve](https://datacircle.dev/ip-company-lookup-apis/2s-io/free-trial-get-api-net-ip-resolve/llms.txt)
- [2s.io: job postings API pricing, 2 plans, GET /api/gov/usajobs](https://datacircle.dev/job-posting-apis/2s-io/free-trial-get-api-gov-usajobs/llms.txt)
- [2s.io: job postings API pricing, 2 plans, GET /api/job/federal-search](https://datacircle.dev/job-posting-apis/2s-io/free-trial-get-api-job-federal-search/llms.txt)
- [2s.io: web search API pricing, 2 plans, GET /api/search/ai](https://datacircle.dev/web-search-apis/2s-io/free-trial-get-api-search-ai/llms.txt)
- [2s.io: web search API pricing, 2 plans, GET /api/search/web](https://datacircle.dev/web-search-apis/2s-io/free-trial-get-api-search-web/llms.txt)
- [2s.io: web scraping API pricing, 2 plans, POST /api/search/extract](https://datacircle.dev/web-scraping-apis/2s-io/free-trial-post-api-search-extract/llms.txt)
- [2s.io: web scraping API pricing, 2 plans, GET /api/url/clean](https://datacircle.dev/web-scraping-apis/2s-io/free-trial-get-api-url-clean/llms.txt)
- [2s.io: web scraping API pricing, 2 plans, GET /api/url/render](https://datacircle.dev/web-scraping-apis/2s-io/free-trial-get-api-url-render/llms.txt)

## 2s.io: company hierarchy API alternatives

- [Verif Entreprise FR, pay as you go](https://datacircle.dev/company-hierarchy-apis/verif-entreprise-fr/pay-as-you-go/llms.txt): $10.00 per 1,000, 33% complete, live
- [Interzoid, $30,000 yearly, 1 Million Credits (annual), POST /enrich](https://datacircle.dev/company-hierarchy-apis/interzoid/30000-yearly-1-million-credits-annual-post-enrich/llms.txt): $62.50 per 1,000, 67% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-09.

- https://2s.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/business/lei-hierarchy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/catalog.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://2s.io/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing