# KVKBase, free, GET /v1/lookup/{kvkNumber}, Company Lookup: Company enrichment API

> Look up detailed company information by KVK number. Returns company name, address, legal form, activities, and VIES-validated VAT number in a single call.

KVKBase's company enrichment API on its Free plan. It costs $0.00 per 1,000 companies. It returns 2 of the 13 key fields we check. 1 is in the plan's price: Headquarters. 1 costs extra: Type and status.
We rank 1,208 plans by price. [Extruct's $49 monthly plan](https://datacircle.dev/company-enrichment-apis/extruct/49-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Extruct's company enrichment API costs nothing beyond the plan price.
[CNPJ API's R$99 monthly plan (/bulk-cnpj)](https://datacircle.dev/company-enrichment-apis/cnpj-api/r-99-monthly-pro-post-bulk-cnpj/llms.txt) covers any number of companies. CNPJ API's R$99 monthly plan costs less to start than Extruct's $49 monthly plan.
[GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt), [Hunter](https://datacircle.dev/company-enrichment-apis/hunter/299-monthly/llms.txt) and [ScrapeUnblocker](https://datacircle.dev/company-enrichment-apis/scrapeunblocker/pay-as-you-go-pay-as-you-go-post-companies-crunchbase/llms.txt) are the best company enrichment API providers in our benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/kvkbase/free-get-v1-lookup-kvknumber-company-lookup
- [Best company enrichment API in 2026: pricing compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://kvkbase-web.pages.dev/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://api.kvkbase.nl/v1/lookup/{kvkNumber}`, Company Lookup
- API key: with the plan, on https://kvkbase-web.pages.dev/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://kvkbase-web.pages.dev/docs/api-reference?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing#v1-lookup--kvk-umber
- Sold by: KVKBase (https://kvkbase-web.pages.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-02

## In the answer

- Completeness: 15%
- Type and status: ✓ costs more
- Headquarters: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Extra fields: trading names, legal form, house number, country, SBI code, main activity: +$0.00 · VAT number, VAT status, VAT validated at, VAT valid, VAT checksum valid, registration date, SBI description: +$0.00
- Also pays for: from the same budget: Batch Lookup · Company Search · Autocomplete · Company Branches · VAT Validation

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Look up detailed company information by KVK number. Returns company name, address, legal form, activities, and VIES-validated VAT number in a single call.

## Data

- Freshness: 1 day
- Countries: Netherlands
- Keep data: no limit
- Use data: "The User shall use the Service in accordance with these terms, applicable laws, and generally accepted standards of conduct. The User is not permitted to: use the Service in a manner that impairs its functionality or availability for other users, apply reverse engineering, decompilation, or disassembly to the Service or its underlying software, resell data obtained through the Service to third parties without prior written consent from KVKBase, use automated systems that place a disproportionate load on the Service."

## Plan

- Pay: €0
- You get: 50 tokens a month
- Enough for: 50 calls a month

## Rate limit

- Per second: 0.17
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: kvkNumber. Optional: enrich, vat
- Method: GET
- Path: /v1/lookup/{kvkNumber}

## About the plan

- Plan: Free
- Who can get it: anyone with an account who is at least 18 years old or acts on behalf of a legal entity

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

KVK number, company name, street, postal code, city, active status

## KVKBase's plans (8)

- [KVKBase, free, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/free-get-v1-lookup-kvknumber-company-lookup/llms.txt): $0.00 per 1,000, 15% complete, 1 day
- [KVKBase, €19 monthly, Starter, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/19-monthly-starter-get-v1-lookup-kvknumber-company-lookup/llms.txt): $21.381 per 1,000, 15% complete, 1 day
- [KVKBase, €49 monthly, Pro, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/49-monthly-pro-get-v1-lookup-kvknumber-company-lookup/llms.txt): $11.028 per 1,000, 15% complete, 1 day
- [KVKBase, €149 monthly, Business, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/149-monthly-business-get-v1-lookup-kvknumber-company-lookup/llms.txt): $3.353 per 1,000, 15% complete, 1 day
- [KVKBase, €108 yearly, Starter, yearly, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/108-yearly-starter-yearly-get-v1-lookup-kvknumber-company-lookup/llms.txt): $10.128 per 1,000, 15% complete, 1 day
- [KVKBase, €348 yearly, Pro, yearly, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/348-yearly-pro-yearly-get-v1-lookup-kvknumber-company-lookup/llms.txt): $6.527 per 1,000, 15% complete, 1 day
- [KVKBase, €1,190 yearly, Business, yearly, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/1190-yearly-business-yearly-get-v1-lookup-kvknumber-company-lookup/llms.txt): $2.232 per 1,000, 15% complete, 1 day
- [KVKBase, contact us, Enterprise, GET /v1/lookup/{kvkNumber}](https://datacircle.dev/company-enrichment-apis/kvkbase/contact-us-enterprise-get-v1-lookup-kvknumber/llms.txt): 8% complete, 1 day

## KVKBase's calls for this API (4)

- `POST /v1/lookup/batch`, Batch Lookup: [KVKBase, free, POST /v1/lookup/batch, Batch Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/free-post-v1-lookup-batch-batch-lookup/llms.txt)
- `POST /v1/lookup/batch`, Batch Lookup, full: [KVKBase, free, POST /v1/lookup/batch, Batch Lookup, full](https://datacircle.dev/company-enrichment-apis/kvkbase/free-post-v1-lookup-batch-batch-lookup-full/llms.txt)
- `GET /v1/lookup/{kvkNumber}`, Company Lookup: [KVKBase, free, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/free-get-v1-lookup-kvknumber-company-lookup/llms.txt)
- `GET /v1/lookup/{kvkNumber}`, Company Lookup, full: [KVKBase, free, GET /v1/lookup/{kvkNumber}, Company Lookup, full](https://datacircle.dev/company-enrichment-apis/kvkbase/free-get-v1-lookup-kvknumber-company-lookup-full/llms.txt)

## KVKBase's APIs (2)

- [KVKBase: business verification API pricing, 8 plans, GET /v1/autocomplete](https://datacircle.dev/business-verification-apis/kvkbase/free-get-v1-autocomplete/llms.txt)
- [KVKBase: business verification API pricing, 8 plans, GET /v1/search](https://datacircle.dev/business-verification-apis/kvkbase/free-get-v1-search/llms.txt)
- [KVKBase: company enrichment API pricing, 8 plans, GET /v1/lookup/{kvkNumber}, Company Lookup](https://datacircle.dev/company-enrichment-apis/kvkbase/free-get-v1-lookup-kvknumber-company-lookup/llms.txt)

## KVKBase: company enrichment API alternatives

- [Piloterr, $1,068 yearly, Premium+, GET /v2/owler/company/info](https://datacircle.dev/company-enrichment-apis/piloterr/1068-yearly-premium-get-v2-owler-company-info/llms.txt): $2.225 per 1,000, 54% complete, live
- [ValueSERP, $56 monthly, 25,000 searches, monthly, GET /search, Google Place Details](https://datacircle.dev/company-enrichment-apis/valueserp/56-monthly-25000-searches-monthly-get-search-google-place-details/llms.txt): $2.24 per 1,000, 23% complete, live
- [ReefAPI, $33.75 quarterly, Pro quarterly, POST /indeed/v1/company](https://datacircle.dev/company-enrichment-apis/reefapi/33-75-quarterly-pro-quarterly-post-indeed-v1-company/llms.txt): $2.25 per 1,000, 46% complete, live
- [Skrapp, $349 monthly, Enterprise 50K, GET /api/v3/companies/snapshot](https://datacircle.dev/company-enrichment-apis/skrapp/349-monthly-enterprise-50k-get-api-v3-companies-snapshot/llms.txt): $2.327 per 1,000, 54% complete, 24 hours

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

- https://kvkbase-web.pages.dev/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://kvkbase-web.pages.dev/docs/api-reference?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://kvkbase-web.pages.dev/en/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://kvkbase-web.pages.dev/en/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://kvkbase-web.pages.dev/kvk/bedrijfsgegevens-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing