Ireland

In Ireland, the company registry is the Companies Registration Office (CRO), with a free search on CORE.

Official company register: Companies Registration Office (CRO), CORE online system
Free online search: Yes
Company identifier: CRO company number
Who can see beneficial owners: Legitimate interest
Data access for developers: Free API
Company search: core.cro.ie
Checked on: September 29, 2026

Search Irish companies free on CORE, the Companies Registration Office’s online system. Document images cost €2.50 and a printout of basic company details €3.50. Full beneficial ownership details in the RBO go to Designated Persons and competent authorities, S.I. 406/2026 added a legitimate-interest route, and the general public sees only initials and birth year. Companies are identified by the CRO company number.

Region: Europe
Run by: Companies Registration Office (CRO)
Registry website: cro.ie
Visible for free: Company and business name information and basic submission details on CORE
Paid documents and fees: Document image €2.50; printout of basic company details €3.50; search of a company's paper file (mostly older documents) €3.50; duplicate certificate €12.00
Beneficial ownership register: Register of Beneficial Ownership of Companies and Industrial and Provident Societies (RBO)
Beneficial ownership access in detail: Full details are available only to Designated Persons (s.25 CJA 2010) and competent authorities; S.I. 308/2023 restricted access to those with an interest in combating money laundering and terrorist financing, and S.I. 406/2026 introduced Legitimate Interest Access under Directive 2024/1640. The general public sees only limited data (initials, birth year).
Beneficial ownership register website: rbo.gov.ie
API or data service: CRO Open Services API with basic company and submission data; terms apply and document images are charged at standard prices: https://services.cro.ie/. Bulk data licenses cost €31,000 a year (daily updates) or €47,520 a year (scanned documents).
What to know before a KYB check: Bulk data is licensed and paid; CRO also runs an open data portal at opendata.cro.ie. Companies must keep their own internal beneficial ownership register, and RBO filings cannot be viewed after submission.
Sources: Page URL
CRO - Access to CRO data https://cro.ie/services-and-help/access-to-cro-data/
CRO - Company fees https://cro.ie/publications/fees/company/
CRO - Bulk data https://cro.ie/publications/fees/bulk-data/
RBO - Access to the search facility https://rbo.gov.ie/faqs/access-to-the-search-facility-on-the-rbo-register/
RBO - About RBO https://rbo.gov.ie/about-rbo-2/
Verification: Some fields unverified

Page	URL
CRO - Access to CRO data	https://cro.ie/services-and-help/access-to-cro-data/
CRO - Company fees	https://cro.ie/publications/fees/company/
CRO - Bulk data	https://cro.ie/publications/fees/bulk-data/
RBO - Access to the search facility	https://rbo.gov.ie/faqs/access-to-the-search-facility-on-the-rbo-register/
RBO - About RBO	https://rbo.gov.ie/about-rbo-2/

Questions

How do I search an Irish company?

Use CORE, the Companies Registration Office’s online system; the search is free.

How much are CRO documents?

Document images cost €2.50 and a printout of basic company details €3.50.

Who can see the Irish RBO?

Full details go to Designated Persons and competent authorities, S.I. 406/2026 added a legitimate-interest route, and the public sees only initials and birth year.

Sources: each listing is compiled from the registry’s own website, the government body that runs it, official fee schedules and legislation, and the EU e-Justice portal. Every source is linked on the listing with the date it was checked. How we compile this reference