Datacircle

CompanyStack pricing: company enrichment API

CompanyStack's siteThis page as plain textCompany enrichment API in 2026: the best of 280+ comparedCompanyStack: company enrichment API alternatives

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31% complete: 4 of the 13 fields on our checklistSee the 13 fields
$0.00per 1,000 companiesIn our company enrichment API benchmark, the best plan from CompanyStack scores 45.9 out of 100. CompanyStack ranks 233rd 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.TrustLookup's $19 monthly plan 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 costs the least for 10,000 companies a month: $1.00.APIs Peru's PEN 30 (about $9) monthly plan 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, GLEIF and TrustMRR are the best company enrichment API providers in the Datacircle benchmark for companies in any country.
Type a number to see the cheapest CompanyStack plan for that many companies. The table below then sorts the other plans by what each costs.
Plan: Free one of CompanyStack's 6 plans
Call: GET /company/{number} one of CompanyStack's 2 calls for this API
API: Company enrichment API one of CompanyStack's 4 APIs

About this item

  • Stored. You get company profiles from CompanyStack's database. CompanyStack doesn't say how old the data is.
  • 4 of the 13 fields on our checklist. Industry, Type and status, Headquarters, Parents.
  • Nothing to pay. You get 1,000 requests a day. Calls stop once your requests run out.
  • One call. You send number to GET /company/{number}. The call returns the company profile.
  • Who can get it: with conditions. Keep data: no limit. Use data: with conditions.

CompanyStack: company enrichment API alternatives

CompanyStack alternatives: every company enrichment API provider ranked

The table starts with CompanyStack's cheapest paid plan. Next come plans from other providers with the price per 1,000 companies closest to CompanyStack's. Each plan in the table gives stored data.

CompanyStack, £984 yearly, Business (yearly), GET /company/{number}APICNPJ, R$79 monthlyCNPJa, R$3,949.99 monthly, VIP - 500.000 ₪, GET /office/{taxId}, Consulta CNPJ (cache)ApiPeru, PEN 450 yearly, Premium, POST /rucLeadMCP, $49 monthly
$ per 1,000 companies$0.036$0.031$0.037$0.044$0.049
Completeness31%38%38%15%77%
Billingyearlymonthlymonthlyyearlymonthly
Pay£984R$79R$3,949.99PEN 450$49
Enough for100,000 calls a day500,000 calls a month20,736,000 calls a month250,000 calls a month1,000,000 results a month
Freshnessstoredstoredstoredstoredstored
Who can get itbusinesses, sole traders, charities, public bodies and other organisations, for use in their trade, business or profession (no consumers), aged 18 or overanyoneanyone: "Any individual or legal entity may create an account on the Platform."anyoneanyone aged 18 or over

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.

  1. companystack.co.uk/developers
  2. companystack.co.uk/docs
  3. companystack.co.uk/docs/reference
  4. companystack.co.uk/openapi.json
  5. companystack.co.uk/pricing?product=api
  6. companystack.co.uk/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Description, not in the answer
  • Industry
  • Type and status
  • Images, not in the answer
  • Technologies, not in the answer
  • Employees, not in the answer
  • Social profiles, not in the answer
  • Headquarters
  • Locations, not in the answer
  • Funding, not in the answer
  • Revenue and budgets, not in the answer
  • Parents
  • Phones, not in the answer
Price
$ per 1,000 companies$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays forFiled accounts, year by year · Company health score · from the same budget: Search companies · Autocomplete company names · Newly incorporated companies · Search industries by keyword · Get all SIC codes with company counts · One area's business figures · Group structure: who controls whom
Overage
Units caphard
Not found
$ per 1,000 calls that find nothing$0.00
In their words
Their pitchRetrieve detailed company profile by Companies House number.
Data
Freshnessstored
CountriesUnited Kingdom
Keep datano limit
Use data"17.2 While you have an account, we give you a non-exclusive, non-transferable licence to use the Service and its outputs (including API responses, exports and PDF reports) for your internal business purposes. You may keep outputs in your own business records, including after your account ends, and share them with your professional advisers, auditors and regulators." "17.3 You may include limited extracts of our outputs in your own products or publications, provided you credit "CompanyStack" and the original source (for example "Source: Companies House via CompanyStack"). You must not redistribute, resell or publish our data in bulk, or build a competing database from it, without our written agreement." "17.5 You must not present our outputs as a credit rating, as a credit reference about an individual, or as checked, verified, certified or endorsed by us or by Companies House beyond what their labels say." "14.4 If you share or publish our data as clauses 15B and 17 allow, you must keep the attribution statement each source's licence requires (for Companies House data: "Contains public sector information licensed under the Open Government Licence v3.0.") and must not suggest that Companies House or any other source endorses you, us or your use of the data."
Plan
Pay£0
You get1,000 requests a day
Enough for1,000 calls a day
Rate limit
Per day1,000
Per second0.5 (30 a minute)
Batch1
Speed
Answerin the call
Median0.03 s
The call
You sendnumber
MethodGET
Path/company/{number}
About the plan
PlanFree
Who can get itbusinesses, sole traders, charities, public bodies and other organisations, for use in their trade, business or profession (no consumers), aged 18 or over
The 52 fields the plan's answer can hold

company number, company name, company status, company type, date of creation, dissolution date, registered office address, at default address, default address statement, default address changed on, country of origin, SIC code, accounts next due date, accounts last made up to, accounts category, accounts reference day, accounts reference month, accounts overdue, confirmation statement next due date, confirmation statement last made up to, confirmation statement overdue, total charges, outstanding charges, part-satisfied charges, satisfied charges, previous names, matched former name, matched former name changed on, matched former name label, data as at, data last updated, data freshness source, data etag, record source, entity kind, company kind, UK deadlines apply, public register name, public register URL, public register entry, parent company number, parent company name, parent company country, parent company status, UK establishments, update statement next due date, update statement last made up to, update statement overdue, people term singular, people term plural, general partners, limited partners

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