Open Company Data in Finland: Official Sources, APIs and Reuse Rights

Finland has a serious official company-data ecosystem, but it should not be reduced to a simple list of companies. The right way to evaluate Finland is to start with the official register, then add open-data, statistics, procurement, intellectual-property and regulator layers.

The strongest route is YTJ/PRH open data, a free official interface for company details and digital financial-statement information. That makes Finland a official open-data and API benchmark, but it does not remove the usual reuse checks: dataset terms, attribution, no-endorsement language, privacy, marketing-law boundaries and source freshness.

This guide maps the main official sources for company data in Finland, explains what each source can and cannot do, and shows where a normalized CompaniesData-style dataset adds value.

Quick Answer

Finland is strong because the official YTJ open-data service is explicit about access, update cadence and missing contact fields.

For practical work, the most useful source stack is: YTJ open data, YTJ company search, PRH Trade Register, PRH online and information services, Finnish open-data portal, Statistics Finland open data.

The safe editorial answer is this: Finland has strong public and official business-data sources, but public data is not automatically bulk-downloadable, marketing-ready or free of personal-data constraints.

What Counts as Company Data in Finland?

Reuse Rights and Compliance

Across Europe, the Public Sector Information and Open Data framework encourages reuse of public-sector data, and the EU high-value dataset rules include company and company-ownership data as an important category. In practice, Finland's actual reuse position still depends on each source, endpoint, licence and access method.

• Cite official sources and preserve update dates where the source provides them.
• Do not imply that a derived dataset is endorsed by the registry or public authority.
• Do not mix public register data with marketing-contact permission.
• Check whether API, bulk download, paid extract and web-search access have different terms.
• Treat officers, beneficial owners and natural-person data as GDPR-sensitive where applicable.

Finland has a strong official open-data route through YTJ/PRH. The YTJ open-data service provides free API access, daily updates, company basic details and digital financial statement information, while explicitly saying email addresses and phone numbers are not available.

Main Official Sources

1. YTJ open data

Owner: PRH / Finnish Tax Administration. Access: https://www.ytj.fi/en/index/opendata.html.

• What it gives: Free interface for company details and digital financial statement information
• Reuse value: Strong official open-data/API source
• Main limitation: No email addresses or phone numbers; excludes some entity types

2. YTJ company search

Owner: PRH / Tax Administration. Access: https://www.ytj.fi/en/index/companysearch.html.

• What it gives: Free search for companies and organisations
• Reuse value: Official search route
• Main limitation: Occasional use, not bulk

3. PRH Trade Register

Owner: Finnish Patent and Registration Office. Access: https://www.prh.fi/en/kaupparekisteri.html.

• What it gives: Official Trade Register context
• Reuse value: Official source
• Main limitation: Some documents/services may be paid

4. PRH online and information services

Owner: PRH. Access: https://www.prh.fi/en/presentation_and_duties/information_and_services/online-services.html.

• What it gives: Company and organisation search context
• Reuse value: Official source
• Main limitation: Search guidance only

5. Finnish open-data portal

Owner: Suomi.fi / data portal. Access: https://www.avoindata.fi/en.

• What it gives: National open datasets
• Reuse value: Dataset-specific reuse
• Main limitation: Company data mostly via YTJ/PRH

6. Statistics Finland open data

Owner: Statistics Finland. Access: https://stat.fi/org/avoindata/index_en.html.

• What it gives: Official statistical API/open data
• Reuse value: Aggregate/statistical
• Main limitation: Not full legal profiles

7. Hilma public procurement

Owner: Finnish procurement guidance. Access: https://www.hankinnat.fi/eu-hankinta/ilmoittaminen/hilma.

• What it gives: Procurement notices
• Reuse value: Procurement signal
• Main limitation: Supplier-only coverage

8. Finnish Patent and Registration Office IP

Owner: PRH. Access: https://www.prh.fi/en/intellectualpropertyrights/patentit.html.

• What it gives: Patents, trademarks, designs
• Reuse value: IP signal
• Main limitation: Rights separate

Practical Options

Official open-data or API route

Start with YTJ open data and YTJ company search, then add PRH, Statistics Finland, Hilma procurement, IP and FIN-FSA layers.

Contact-data and marketing-list route

For sales outreach, company identity data is only the first layer. Business emails, phone numbers, contact roles, suppression logic and segmentation require a separate compliant contact-data process. That layer should be documented separately from official registry reuse.

Private reports and risk products

Private company-report providers can be useful for manual due diligence in Finland, but the editorial focus here is not a directory of competitors. The strategic value is understanding which official sources exist and where normalization is required.

What Is Missing from Official Open Data?

• YTJ explicitly excludes email addresses and phone numbers.
• Search is not the same as authorized bulk reuse for every downstream use case.
• Some register documents and detailed PRH services can still be paid or separately licensed.

This is why company-data products often add value even when the underlying public sources are strong: official data is frequently split across authorities, formats, languages, identifiers and access models.

How CompaniesData Adds Value

For Finland, CompaniesData's role is to turn fragmented source material into a usable business dataset: normalized company names, deduplicated entities, consistent country and activity fields, source provenance, update tracking and enrichment hooks.

• Normalize register identifiers and legal names.
• Match official company records with procurement, IP, LEI and regulator signals.
• Flag source provenance so every derived profile can be audited.
• Separate company identity from contact-data and marketing-permission layers.
• Package data for analysis, CRM enrichment and market research instead of forcing users to parse portals manually.

Request a CompaniesData sample for Finland if you need a practical dataset rather than a list of source portals.

Source Matrix

Finland is a benchmark article because the official source explicitly defines open data, update cadence, API use and absent contact fields.

FAQ

Is there a single free official bulk company database for Finland?

Not always. Finland has official company-data sources, but bulk access, API access, paid extracts and web search can be separate products. Do not assume a complete free bulk file unless the specific source proves it.

What is the best first source for Finland company data?

The best first source is YTJ/PRH open data, a free official interface for company details and digital financial-statement information. It should then be combined with statistics, procurement, IP and regulator sources.

Can public company data be reused commercially?

Often yes, but only under the conditions of the specific source. Attribution, update-date preservation, no-endorsement wording and GDPR controls may apply.

Can I use registry data for cold email marketing?

No automatic conclusion follows from public registry access. Marketing requires a separate lawful basis, suppression handling and contact-data compliance review.

Why use CompaniesData instead of manually collecting Finland sources?

Manual collection is slow because identifiers, formats, languages and coverage differ by source. CompaniesData adds normalization, matching, deduplication, provenance and practical delivery formats.

Sources

• YTJ open data – PRH / Finnish Tax Administration
• YTJ company search – PRH / Tax Administration
• PRH Trade Register – Finnish Patent and Registration Office
• PRH online and information services – PRH
• Finnish open-data portal – Suomi.fi / data portal
• Statistics Finland open data – Statistics Finland
• Hilma public procurement – Finnish procurement guidance
• Finnish Patent and Registration Office IP – PRH
• FIN-FSA supervised entities – Finnish Financial Supervisory Authority
• Finnish Competition and Consumer Authority – FCCA