# fourzerotwo, free: Company enrichment API

> Status, type, incorporation date, SIC codes, accounts and confirmation statement due dates, registered office.

fourzerotwo's Free key plan for the company enrichment API costs $0.00 per 1,000 companies. We check each provider's docs for 13 fields. fourzerotwo's docs list 3: Industry, Type and status, Headquarters.
You get up to 90 calls a month.
In [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt), the best plan from fourzerotwo scores 37.5 out of 100. fourzerotwo ranks 250th of 283 providers.
This plan is free. We rank 3,112 plans for company enrichment APIs by price. Half the plans cost $9.00 or less per 1,000 companies. [See the best free company enrichment API plan.](https://datacircle.dev/best-company-enrichment-api.txt)
[TrustLookup's $19 monthly plan](https://datacircle.dev/company-enrichment-apis/trustlookup/19-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. TrustLookup's company enrichment API costs nothing beyond the plan price. TrustLookup's plan covers companies in the United States only. [Pokt Agent's pay-as-you-go plan](https://datacircle.dev/company-enrichment-apis/pokt-agent/pay-as-you-go-x402-pay-per-call-post-kr-entity-resolve/llms.txt) costs the least for 10,000 companies a month: $1.00.
[APIs Peru's PEN 30 (about $9) monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 (about $9) monthly plan costs less up front than TrustLookup's $19 monthly plan.
[Venture Atlas](https://datacircle.dev/company-enrichment-apis/venture-atlas/free/llms.txt), [GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt) and [TrustMRR](https://datacircle.dev/company-enrichment-apis/trustmrr/free/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/fourzerotwo/free
- [Company enrichment API in 2026: the best of 280+ compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://fourzerotwo.si/free?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://fourzerotwo.si/v1/companies-house/profile`
- API key: with the plan, on https://fourzerotwo.si/free?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://fourzerotwo.si/apis/companies-house/profile?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Sold by: fourzerotwo (https://fourzerotwo.si?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 23%
- Industry: ✓
- Type and status: ✓
- Headquarters: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: 529 other fourzerotwo calls: 500 a day

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Status, type, incorporation date, SIC codes, accounts and confirmation statement due dates, registered office.

## Data

- Countries: United Kingdom
- Keep data: no API terms
- Use data: Keep the attribution when you show the data.

## Plan

- Pay: $0
- Enough for: 90 calls a month

## Rate limit

- Per day: 3
- Batch: 1

## Speed

- Answer: in the call
- Median: 0.43 s

## The call

- You send: company_number
- Method: GET
- Path: /v1/companies-house/profile

## About the plan

- Plan: Free key
- Who can get it: anyone with an email address

## The 7 fields the plan's answer can hold

status, company type, incorporation date, SIC code, accounts due date, confirmation statement due date, registered office address

## fourzerotwo's plans (5)

- [fourzerotwo, free](https://datacircle.dev/company-enrichment-apis/fourzerotwo/free/llms.txt): $0.00 per 1,000, 23% complete
- [fourzerotwo, pay as you go, x402 pay per call, GET /v1/companies-house/profile](https://datacircle.dev/company-enrichment-apis/fourzerotwo/pay-as-you-go-x402-pay-per-call-get-v1-companies-house-profile/llms.txt): $5.00 per 1,000, 23% complete
- [fourzerotwo, $5 pack, Card credit $5, GET /v1/companies-house/profile](https://datacircle.dev/company-enrichment-apis/fourzerotwo/5-pack-card-credit-5-get-v1-companies-house-profile/llms.txt): $5.00 per 1,000, 23% complete
- [fourzerotwo, $20 pack, Card credit $20, GET /v1/companies-house/profile](https://datacircle.dev/company-enrichment-apis/fourzerotwo/20-pack-card-credit-20-get-v1-companies-house-profile/llms.txt): $5.00 per 1,000, 23% complete
- [fourzerotwo, $50 pack, Card credit $50, GET /v1/companies-house/profile](https://datacircle.dev/company-enrichment-apis/fourzerotwo/50-pack-card-credit-50-get-v1-companies-house-profile/llms.txt): $5.00 per 1,000, 23% complete

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

- `GET /v1/companies-house/profile`: [fourzerotwo, free](https://datacircle.dev/company-enrichment-apis/fourzerotwo/free/llms.txt)
- `GET /v1/uk-business/due-diligence`: [fourzerotwo, pay as you go, x402 pay per call, GET /v1/uk-business/due-diligence](https://datacircle.dev/company-enrichment-apis/fourzerotwo/pay-as-you-go-x402-pay-per-call-get-v1-uk-business-due-diligence/llms.txt)

## fourzerotwo's APIs (8)

- [fourzerotwo: business verification API pricing, 5 plans](https://datacircle.dev/business-verification-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: company discovery API pricing, 5 plans](https://datacircle.dev/company-discovery-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: company enrichment API pricing, 5 plans](https://datacircle.dev/company-enrichment-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: domain WHOIS API pricing, 5 plans](https://datacircle.dev/domain-whois-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: email verification API pricing, 5 plans](https://datacircle.dev/validate-email-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: phone validation API pricing, 5 plans](https://datacircle.dev/validate-phone-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: web scraping API pricing, 5 plans](https://datacircle.dev/web-scraping-apis/fourzerotwo/free/llms.txt)
- [fourzerotwo: IP company lookup API pricing, 5 plans, GET /v1/ip-geolocation/batch](https://datacircle.dev/ip-company-lookup-apis/fourzerotwo/free-key-get-v1-ip-geolocation-batch/llms.txt)
- [fourzerotwo: IP company lookup API pricing, 5 plans, GET /v1/ip-geolocation/lookup](https://datacircle.dev/ip-company-lookup-apis/fourzerotwo/free-key-get-v1-ip-geolocation-lookup/llms.txt)
- [fourzerotwo: IP company lookup API pricing, 5 plans, GET /v1/domains/ip-owner](https://datacircle.dev/ip-company-lookup-apis/fourzerotwo/free-key-get-v1-domains-ip-owner/llms.txt)
- [fourzerotwo: IP company lookup API pricing, 5 plans, GET /v1/ip-geolocation/asn](https://datacircle.dev/ip-company-lookup-apis/fourzerotwo/free-key-get-v1-ip-geolocation-asn/llms.txt)

## fourzerotwo: company enrichment API alternatives

- [Context.dev, $500 monthly, Scale, POST /v1/brand/retrieve, Lookup by domain](https://datacircle.dev/company-enrichment-apis/context-dev/500-monthly-scale-post-v1-brand-retrieve-lookup-by-domain/llms.txt): $5.00 per 1,000, 62% complete, 3 months
- [MillionPhones, top-up from $5](https://datacircle.dev/company-enrichment-apis/millionphones/top-up-from-5/llms.txt): $5.00 per 1,000, 31% complete, 1 month
- [EntityResolver, pay as you go](https://datacircle.dev/company-enrichment-apis/entityresolver/pay-as-you-go/llms.txt): $5.00 per 1,000, 8% complete, live
- [FinancialReports, pay as you go, Pay-as-you-go, above 500,000 credits a month, GET /companies/{id}/](https://datacircle.dev/company-enrichment-apis/financialreports/pay-as-you-go-pay-as-you-go-above-500000-credits-a-month-get-companies-id/llms.txt): $5.00 per 1,000, 62% 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 2026-11-10.

- https://fourzerotwo.si/apis/companies-house/profile?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://fourzerotwo.si/catalog.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://fourzerotwo.si/credits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://fourzerotwo.si/free?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://fourzerotwo.si/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://fourzerotwo.si/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing