How to find a company's registration number in South Korea
Free, official, source-cited — updated 2026-06.
Search Company Records in South Korea
3 free lookups per day. No sign-up required.
How do I find a company's registration number in South Korea?
Search the company's name on DART / Supreme Court Registry at https://dart.fss.or.kr. The result page shows its registration number — the same identifier that appears on invoices, contracts, and government filings.
Step-by-step
- 1
- 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
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
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.
Frequently asked questions
Where is a South Korea company's registration number published?
It appears on the entity's public profile in DART / Supreme Court Registry (https://dart.fss.or.kr) and must be quoted on invoices, contracts, and official correspondence.
Is looking up a South Korea registration number free?
Yes. Basic name-to-number lookup on DART / Supreme Court Registry is free and does not require an account.
What is DART?
DART (Data Analysis, Retrieval and Transfer System) is Korea's electronic corporate disclosure system operated by the FSS. It provides free access to financial filings, annual reports, ownership changes, and material events for listed and significant companies.
People also ask about find a company's registration number in South Korea
The exact questions searchers type into Google — answered from the primary source.
Is the South Korea company register free to search?
Yes. Basic company lookups on the DART / Supreme Court Registry 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 South Korea business registry?
The DART / Supreme Court Registry is the official public register of companies incorporated in South Korea. It is operated by the government and is the primary source cited on this page — https://dart.fss.or.kr.
Where do I find a South Korea company's registration number?
Every registered South Korea 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 DART / Supreme Court Registry record.
Is a South Korea registration number the same as a VAT number?
No. The registration number is the identifier issued by the DART / Supreme Court Registry 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.
Related guides and tools
More South Korea guides
- Search companies by name
Find any registered company from a partial name — free, no signup.
- Search the company register
What the official register holds, and how to search it free.
- Search the business registry
Match a trading name to the registered legal entity behind it.
- Find the right entity
Tell apart several entities registered under near-identical names.
South Korea data
- South Korea company search
Search every DART / Supreme Court Registry record.