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    How to find a company's registration number in Estonia

    Free, official, source-cited — updated 2026-06.

    Search Company Records in Estonia

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    Reviewed by LemReveal Research TeamLast verified June 2026Primary source: e-Business Register (Äriregister)

    How do I find a company's registration number in Estonia?

    Search the company's name on e-Business Register (Äriregister) at https://ariregister.rik.ee. The result page shows its registration number — the same identifier that appears on invoices, contracts, and government filings.

    Step-by-step

    1. 1

      Open e-Business Register (Äriregister)

      Navigate to https://ariregister.rik.ee.

      https://ariregister.rik.ee
    2. 2

      Search by company name

      Type the exact trading or legal name. Partial matches usually work; add the city if the name is common.

    3. 3

      Copy the registration number

      The registration number is displayed at the top of the entity profile. It is the authoritative ID for cross-referencing.

    4. 4

      Confirm it's the right entity

      Check the registered address and incorporation date to be sure you have the correct legal entity, especially for groups with similarly named subsidiaries.

    Open e-Business Register (Äriregister)All Estonia records

    Frequently asked questions

    Where is a Estonia company's registration number published?

    It appears on the entity's public profile in e-Business Register (Äriregister) (https://ariregister.rik.ee) and must be quoted on invoices, contracts, and official correspondence.

    Is looking up a Estonia registration number free?

    Yes. Basic name-to-number lookup on e-Business Register (Äriregister) is free and does not require an account.

    What is an OÜ?

    OÜ (Osaühing) is Estonia's private limited company, the most popular entity type. Minimum share capital is €2,500 (can be contributed after registration). OÜs can be formed entirely online in about 18 minutes through the e-Business Register.

    People also ask about find a company's registration number in Estonia

    The exact questions searchers type into Google — answered from the primary source.

    Is the Estonia company register free to search?

    Yes. Basic company lookups on the e-Business Register (Äriregister) are free — you can search by company name or registration number, view legal status, registered address and (usually) directors at no cost. Some jurisdictions charge a small fee only for downloading full filed documents.

    What is the official Estonia business registry?

    The e-Business Register (Äriregister) is the official public register of companies incorporated in Estonia. It is operated by the government and is the primary source cited on this page — https://ariregister.rik.ee.

    Where do I find a Estonia company's registration number?

    Every registered Estonia entity has a unique registration number issued at incorporation. It appears on invoices, contracts, the company's website footer (often in a "legal" section), and prominently on its e-Business Register (Äriregister) record.

    Is a Estonia registration number the same as a VAT number?

    No. The registration number is the identifier issued by the e-Business Register (Äriregister) when the company was formed. The VAT number is a separate tax identifier issued (only if the company is VAT-registered) by the national tax authority. Many small companies have a registration number but no VAT number.

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