# Katalis, free: Company hierarchy API

> Who controls the company, followed up the register to the parent nobody registered controls.

Katalis's company hierarchy API on its Free plan. It costs $0.00 per 1,000 companies. It returns 2 of the 3 key fields we check: Company, Parent.
We haven't run Katalis through [our company hierarchy API benchmark](https://datacircle.dev/best-company-hierarchy-api.txt) yet.
This plan is free. We rank 59 plans for company hierarchy APIs by price. Half the plans cost $24.75 per 1,000 companies or less.
[DanskCVRAPI's DKK 599 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 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/katalis/free
- [Company hierarchy API: the 5 best providers compared](https://datacircle.dev/best-company-hierarchy-api.txt)
- Get it: https://meetkatalis.com/developers?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Request: `GET https://meetkatalis.com/api/v1/ownership`
- API key: with the plan, on https://meetkatalis.com/developers?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Its API docs: https://meetkatalis.com/apis/ownership?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- Sold by: Katalis (https://meetkatalis.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing)
- Checked: 2026-11-05

## In the answer

- Completeness: 67%
- Company: ✓
- Parent: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: UK Company Enrichment · UK Business Score · UK Company Search · Industry & SIC Classifier · Modern Slavery Statement Intelligence · Website Accessibility Audit · Ofsted Report-Card Intelligence · Fit & Approach Assessment · CQC Report-Card Intelligence · Charity Report Intelligence · Director ID Verification Check · Public Contracts Won · Gender Pay Gap Report Card · Licences & Registers Check · Generative Art · Brand Kit · Effect Embeds · Change Feed · HMRC AML Register Check · SRA Law Firm Check · CQC Care Provider Check · Charity Register Check · Carbon Reduction Plan Check · Filed Accounts · PPN 018 Payment Check · Secured Borrowing · Will They Pay Me On Time? · Late Payment Calculator · Sponsor Licence Check · Website Legal Check · Company Deadlines · UK Company Public Record · Tender Match · AI Visibility Check · Company Distress Signals · Supplier Payment Practices

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Who controls the company, followed up the register to the parent nobody registered controls.

## Data

- Countries: United Kingdom
- Full family tree: no
- Keep data: no limit
- Use data: We grant you a non-exclusive, non-transferable, revocable right to call the APIs within your plan's limits and these terms. [...] Company data contains public sector information licensed under the Open Government Licence v3.0 (Crown copyright), and you must keep that attribution and licence link if you pass the data on. [...] Please use the APIs lawfully and reasonably. You must not: rebuild or redistribute a bulk copy of an underlying source (e.g. mirror a public register), attempt to re-identify individuals or use the APIs to process other people's personal data unlawfully, publish any score or output in a false, misleading or defamatory way, resell raw API responses as a competing dataset, or try to bypass rate limits, credit metering or security.

## Plan

- Pay: £0
- You get: 100 credits a month
- Enough for: 50 calls a month
- Expires: unused credits don't carry over: the free plan's credits refresh 30 days after its month began

## Rate limit

- Per second: 1
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: company
- Method: GET
- Path: /api/v1/ownership

## About the plan

- Plan: Free
- Who can get it: anyone with a verified email address and one further proof of being a real person: a verified mobile number or, where it can't text you, a bank-checked card (nothing charged), one free account per person and per verified mobile number

## The 23 fields the plan's answer can hold

company name, company number, company status, levels followed, ultimate parent name, ultimate parent number, ultimate parent status, register ends at, ownership chain, chain level, chain company name, chain company number, chain company status, chain insolvency history, controllers, controller kind, controller name, controller number, controller holdings, controller followed, statement, trouble above, reading

## Katalis's plans (9)

- [Katalis, free](https://datacircle.dev/company-hierarchy-apis/katalis/free/llms.txt): $0.00 per 1,000, 67% complete
- [Katalis, £29 monthly](https://datacircle.dev/company-hierarchy-apis/katalis/29-monthly/llms.txt): $77.343 per 1,000, 67% complete
- [Katalis, £49 monthly](https://datacircle.dev/company-hierarchy-apis/katalis/49-monthly/llms.txt): $52.273 per 1,000, 67% complete
- [Katalis, £99 monthly](https://datacircle.dev/company-hierarchy-apis/katalis/99-monthly/llms.txt): $26.403 per 1,000, 67% complete
- [Katalis, £299 monthly](https://datacircle.dev/company-hierarchy-apis/katalis/299-monthly/llms.txt): $16.002 per 1,000, 67% complete
- [Katalis, £290 yearly](https://datacircle.dev/company-hierarchy-apis/katalis/290-yearly/llms.txt): $64.453 per 1,000, 67% complete
- [Katalis, £490 yearly](https://datacircle.dev/company-hierarchy-apis/katalis/490-yearly/llms.txt): $43.561 per 1,000, 67% complete
- [Katalis, £990 yearly](https://datacircle.dev/company-hierarchy-apis/katalis/990-yearly/llms.txt): $22.003 per 1,000, 67% complete
- [Katalis, £2,990 yearly](https://datacircle.dev/company-hierarchy-apis/katalis/2990-yearly/llms.txt): $13.291 per 1,000, 67% complete

## Katalis's calls for this API (1)

- `GET /api/v1/ownership`: [Katalis, free](https://datacircle.dev/company-hierarchy-apis/katalis/free/llms.txt)

## Katalis's APIs (3)

- [Katalis: company hierarchy API pricing, 9 plans](https://datacircle.dev/company-hierarchy-apis/katalis/free/llms.txt)
- [Katalis: company enrichment API pricing, 9 plans, POST /api/v1/batch](https://datacircle.dev/company-enrichment-apis/katalis/free-post-api-v1-batch/llms.txt)
- [Katalis: company enrichment API pricing, 9 plans, GET /api/v1/enrich](https://datacircle.dev/company-enrichment-apis/katalis/free-get-api-v1-enrich/llms.txt)
- [Katalis: business verification API pricing, 9 plans, GET /api/v1/public-record](https://datacircle.dev/business-verification-apis/katalis/free-get-api-v1-public-record/llms.txt)
- [Katalis: business verification API pricing, 9 plans, GET /api/v1/company-search](https://datacircle.dev/business-verification-apis/katalis/free-get-api-v1-company-search/llms.txt)

## Katalis: company hierarchy API alternatives

- [PredictLeads, pay as you go, 10,001-100,000 API Calls](https://datacircle.dev/company-hierarchy-apis/predictleads/pay-as-you-go-10001-100000-api-calls/llms.txt): $10.00 per 1,000, 67% complete, 2 weeks
- [Firmbase, €35 monthly](https://datacircle.dev/company-hierarchy-apis/firmbase/35-monthly/llms.txt): $13.129 per 1,000, 33% complete, 24 hours
- [Skrapp, $349 monthly, Enterprise 50K, POST /api/v3/companies/bulk-enrich](https://datacircle.dev/company-hierarchy-apis/skrapp/349-monthly-enterprise-50k-post-api-v3-companies-bulk-enrich/llms.txt): $13.96 per 1,000, 33% complete, stored
- [Apollo, $588 yearly, Basic, GET /organizations/enrich](https://datacircle.dev/company-hierarchy-apis/apollo/588-yearly-basic-get-organizations-enrich/llms.txt): $19.60 per 1,000, 100% complete, 1 month

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-05.

- https://meetkatalis.com/apis?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://meetkatalis.com/apis.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://meetkatalis.com/apis/ownership.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://meetkatalis.com/apis/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://meetkatalis.com/developers?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing
- https://meetkatalis.com/openapi.yaml?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-hierarchy-api-pricing