# Firmainfo, free, 14-day free trial, GET /api/v1/companies/{company_id}/group: Company hierarchy API

> Rapporterade moderbolag, dotterbolag och intressebolag.

Firmainfo's company hierarchy API on its 14-day free trial plan. It costs $0.00 per 1,000 companies. Firmainfo's docs list 2 of the 3 fields on our checklist: Company, Family tree.
We haven't run Firmainfo through [our company hierarchy API benchmark](https://datacircle.dev/best-company-hierarchy-api.txt) yet.
This plan is free. We rank 96 plans for company hierarchy APIs by price. Half the plans cost $14.458 per 1,000 companies or less. [See how many company hierarchy API plans are free.](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.
[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.

- This page: https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-group
- [Company hierarchy API: the 5 best providers compared](https://datacircle.dev/best-company-hierarchy-api.txt)
- Get it: https://www.firmainfo.se/developers/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Request: `GET https://firmainfo.se/api/v1/companies/{company_id}/group`
- API key: with the plan, on https://www.firmainfo.se/developers/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Its API docs: https://www.firmainfo.se/docs/api/koncernstruktur/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Sold by: Firmainfo (https://firmainfo.se?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 67%
- Company: ✓
- Family tree: ✓

## Price

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

## Aggregators

- Aggregators: none

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Rapporterade moderbolag, dotterbolag och intressebolag.

## Data

- Freshness: stored
- Countries: Sweden
- Full family tree: no
- Keep data: no API terms
- Use data: Kompletta snapshots, massuttag och vidareförsäljning ingår inte i standardplanerna och kräver separat Enterprise-avtal.

## Plan

- Pay: kr0
- You get: 5,000 credits
- Enough for: 2,500 calls, once
- Expires: 14 days

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: company_id
- Method: GET
- Path: /api/v1/companies/{company_id}/group

## About the plan

- Plan: 14-day free trial
- Who can get it: anyone who applies for API access

## The 19 fields the plan's answer can hold

company ID, company name, registration number, coverage basis, coverage complete, coverage note, registered parent, owners, subsidiaries, associates, other disclosures, subsidiary count, relationship, capital share, voting share, shares count, book value, reported fiscal year end, possibly stale

## Firmainfo's plans (5)

- [Firmainfo, free, 14-day free trial, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-group/llms.txt): $0.00 per 1,000, 67% complete, stored
- [Firmainfo, kr499 monthly, Builder, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/kr499-monthly-builder-get-api-v1-companies-company-id-group/llms.txt): $2.015 per 1,000, 67% complete, stored
- [Firmainfo, kr1,990 monthly, Growth, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/kr1990-monthly-growth-get-api-v1-companies-company-id-group/llms.txt): $1.607 per 1,000, 67% complete, stored
- [Firmainfo, kr5,990 monthly, Scale, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/kr5990-monthly-scale-get-api-v1-companies-company-id-group/llms.txt): $1.21 per 1,000, 67% complete, stored
- [Firmainfo, contact us, Enterprise, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/contact-us-enterprise-get-api-v1-companies-company-id-group/llms.txt): $1.01 per 1,000, 67% complete, stored

## Firmainfo's calls for this API (2)

- `GET /api/v1/companies/{company_id}/group`: [Firmainfo, free, 14-day free trial, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-group/llms.txt)
- `GET /api/v1/companies/{company_id}/subsidiaries`: [Firmainfo, free, 14-day free trial, GET /api/v1/companies/{company_id}/subsidiaries](https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-subsidiaries/llms.txt)

## Firmainfo's APIs (3)

- [Firmainfo: company discovery API pricing, 5 plans](https://datacircle.dev/company-discovery-apis/firmainfo/free/llms.txt)
- [Firmainfo: company enrichment API pricing, 5 plans](https://datacircle.dev/company-enrichment-apis/firmainfo/free/llms.txt)
- [Firmainfo: company hierarchy API pricing, 5 plans, GET /api/v1/companies/{company_id}/group](https://datacircle.dev/company-hierarchy-apis/firmainfo/free-14-day-free-trial-get-api-v1-companies-company-id-group/llms.txt)

## Firmainfo: company hierarchy API alternatives

- [DiscoLike, $15,350 yearly](https://datacircle.dev/company-hierarchy-apis/discolike/15350-yearly/llms.txt): $1.20 per 1,000, 67% complete, stored
- [Skrapp, $13,488 yearly, Enterprise 500K, POST /api/v3/companies/bulk-enrich](https://datacircle.dev/company-hierarchy-apis/skrapp/13488-yearly-enterprise-500k-post-api-v3-companies-bulk-enrich/llms.txt): $4.496 per 1,000, 33% complete, stored
- [Canonical, top-up, Extra credits (Pro)](https://datacircle.dev/company-hierarchy-apis/canonical/top-up-extra-credits-pro/llms.txt): $8.00 per 1,000, 67% complete, stored
- [SavvyIQ, top-up from $5](https://datacircle.dev/company-hierarchy-apis/savvyiq/top-up-from-5/llms.txt): $200.00 per 1,000, 100% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

- https://firmainfo.se/api/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://www.firmainfo.se/developers/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://www.firmainfo.se/docs/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://www.firmainfo.se/docs/api/koncernstruktur/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://www.firmainfo.se/docs/autentisering/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://www.firmainfo.se/en/docs/api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing