# Zefix, contact us: Business verification API

> Search for companies registered in the commercial register by different parameters

Zefix's business verification API on its REST API access plan. It returns 6 of the 11 key fields we check: Registered name, Entity number, Entity type, Status, Principal address, Filings.
We haven't run Zefix through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
Zefix gives this plan's price on request. We rank 753 plans for business verification APIs by price. Half the plans cost $7.895 per 1,000 companies or less.
[EuroValidate's €149 monthly plan](https://datacircle.dev/business-verification-apis/eurovalidate/149-monthly-scale-post-v1-validate/llms.txt) is the cheapest paid plan per 1,000 companies: $0.017. EuroValidate's plan covers companies in 31 countries only.
[Scoris's €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies in 8 countries only. Scoris's €19 pack costs less up front than EuroValidate's €149 monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/llms.txt) and [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) are the best business verification API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/business-verification-apis/zefix/contact-us
- [Business verification API: 9 providers compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://www.bj.admin.ch/de/handelsregister-zefix-und-regix?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `POST https://www.zefix.admin.ch/ZefixPublicREST/api/v1/company/search`
- API key: with the plan, on https://www.bj.admin.ch/de/handelsregister-zefix-und-regix?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://www.zefix.admin.ch/ZefixPublicREST/swagger-ui/index.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing#/Company/search
- Sold by: Zefix (https://www.zefix.admin.ch?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-10-31

## In the answer

- Completeness: 55%
- Registered name: ✓
- Entity number: ✓
- Entity type: ✓
- Status: ✓
- Principal address: ✓ town or region
- Filings: ✓

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: Search for companies registered in the commercial register by different parameters

## Data

- Freshness: 1 day
- Countries: Switzerland
- Keep data: no limit
- Use data: "OGD Open use. Must provide the source." Its terms of use: "You may use this dataset for non-commercial purposes. You may use this dataset for commercial purposes. You must provide the source (author, title and link to the dataset)."

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: name. Optional: legalFormId, legalFormUid, registryOfCommerceId, legalSeatId, canton, activeOnly
- Method: POST
- Path: /api/v1/company/search

## About the plan

- Plan: REST API access
- Who can get it: access on request by email to zefix@bj.admin.ch

## The 14 fields the plan's answer can hold

primary business name, EHRA ID, UID, CH ID, legal seat ID, legal seat, registry of commerce ID, legal form ID, legal form UID, legal form name, legal form short name, status, last SOGC publication date, deletion date

## Zefix's plans (1)

- [Zefix, contact us](https://datacircle.dev/business-verification-apis/zefix/contact-us/llms.txt): 55% complete, 1 day

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

- `POST /api/v1/company/search`: [Zefix, contact us](https://datacircle.dev/business-verification-apis/zefix/contact-us/llms.txt)

## Zefix's APIs (2)

- [Zefix: business verification API pricing, 1 plan](https://datacircle.dev/business-verification-apis/zefix/contact-us/llms.txt)
- [Zefix: company enrichment API pricing, 1 plan, GET /api/v1/company/chid/{id}](https://datacircle.dev/company-enrichment-apis/zefix/contact-us-rest-api-access-get-api-v1-company-chid-id/llms.txt)
- [Zefix: company enrichment API pricing, 1 plan, GET /api/v1/company/ehraid/{id}](https://datacircle.dev/company-enrichment-apis/zefix/contact-us-rest-api-access-get-api-v1-company-ehraid-id/llms.txt)
- [Zefix: company enrichment API pricing, 1 plan, GET /api/v1/company/uid/{id}](https://datacircle.dev/company-enrichment-apis/zefix/contact-us-rest-api-access-get-api-v1-company-uid-id/llms.txt)

## Zefix: business verification API alternatives

- [NeuralVerge, contact us, Custom, POST /functions/v1/run-lei-lookup-companies-search](https://datacircle.dev/business-verification-apis/neuralverge/contact-us-custom-post-functions-v1-run-lei-lookup-companies-search/llms.txt): 55% complete, live
- [CBEAPI, contact us](https://datacircle.dev/business-verification-apis/cbeapi/contact-us/llms.txt): 55% complete, 1 day
- [FileSure, contact us](https://datacircle.dev/business-verification-apis/filesure/contact-us/llms.txt): 55% complete, 1 day
- [Kyckr, contact us](https://datacircle.dev/business-verification-apis/kyckr/contact-us/llms.txt): 55% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-31.

- https://opendata.swiss/en/terms-of-use?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.bj.admin.ch/de/handelsregister-zefix-und-regix?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.zefix.admin.ch?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.zefix.admin.ch/ZefixPublicREST/swagger-ui/index.html?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.zefix.admin.ch/ZefixPublicREST/v3/api-docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.zefix.admin.ch/ZefixPublicREST/v3/api-docs/swagger-config?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing