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

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

The strongest route is Registry Agency Commercial Register, structured database provision for a state fee, and Bulgarian open-data/statistics/procurement layers. That makes Bulgaria a centralized official register with paid/controlled bulk access, 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 Bulgaria, explains what each source can and cannot do, and shows where a normalized CompaniesData-style dataset adds value.

Quick Answer

Bulgaria is useful because the Commercial Register is centralized and official, but its strongest bulk story is controlled database provision rather than free complete open data.

For practical work, the most useful source stack is: Commercial Register and Register of Non-Profit Legal Entities, Registry Agency portal, Commercial registration guidance, Bulgarian open-data policy, Bulgarian open-data portal, National Statistical Institute.

The safe editorial answer is this: Bulgaria 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 Bulgaria?

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, Bulgaria'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.

Bulgaria has an official electronic Commercial Register and Non-Profit Legal Entities Register, plus an official open-data framework. The register is public and the Registry Agency states that the whole database or structured parts can be provided against a state fee. Do not claim a free complete official bulk database unless the exact open-data dataset is verified.

Main Official Sources

1. Commercial Register and Register of Non-Profit Legal Entities

Owner: Registry Agency. Access: https://www.registryagency.bg/en/registri/targovski-registar/.

• What it gives: Official company register, filings, financial statements and extracts
• Reuse value: Official source; full database/parts may be provided for a fee
• Main limitation: Not a simple free marketing-ready bulk source

2. Registry Agency portal

Owner: Registry Agency. Access: https://www.registryagency.bg/?lang=en.

• What it gives: Authority and register services
• Reuse value: Official context
• Main limitation: Portal navigation is mostly Bulgarian

3. Commercial registration guidance

Owner: Bulgarian PSC. Access: https://psc.egov.bg/en/psc-starting-a-business-commercial-registration.

• What it gives: Explains registration and register owner
• Reuse value: Official context
• Main limitation: Not a data download

4. Bulgarian open-data policy

Owner: Ministry of e-Government. Access: https://e-gov.bg/wps/portal/agency-en/home/data/open-data.

• What it gives: Open data and reuse framework
• Reuse value: Useful legal/open-data source
• Main limitation: Dataset-level terms still needed

5. Bulgarian open-data portal

Owner: Government of Bulgaria. Access: https://data.egov.bg/.

• What it gives: National open-data catalogue
• Reuse value: Dataset-specific reuse
• Main limitation: Search exact company-register datasets before drafting

6. National Statistical Institute

Owner: NSI. Access: https://www.nsi.bg/en.

• What it gives: Enterprise statistics
• Reuse value: Official aggregate data
• Main limitation: Not individual company records

7. Public Procurement Agency / CAIS

Owner: Public Procurement Agency. Access: https://app.eop.bg/today.

• What it gives: Procurement procedures and awards
• Reuse value: Procurement signal
• Main limitation: Supplier-only coverage

8. Patent Office of Bulgaria

Owner: Patent Office. Access: https://www.bpo.bg/en/home.

• What it gives: Trademarks, patents and designs
• Reuse value: IP signal
• Main limitation: IP rights separate from metadata

Practical Options

Official open-data or API route

Use the Registry Agency Commercial Register as the backbone, then add the Bulgarian open-data framework, data portal, NSI, public procurement, patent office, FSC and competition authority.

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 Bulgaria, 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?

• The official full database or structured parts can involve a state fee and conditions.
• Open-data portal presence does not automatically mean complete company-register reuse.
• Independent Bulgarian company search sites are usability examples, not legal authority.

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 Bulgaria, 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 Bulgaria if you need a practical dataset rather than a list of source portals.

Source Matrix

Bulgaria should be drafted as "public official register plus fee/controlled bulk and open-data portal context." Keep contact data separate and mention private aggregators only as usability layers.

FAQ

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

Not always. Bulgaria 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 Bulgaria company data?

The best first source is Registry Agency Commercial Register, structured database provision for a state fee, and Bulgarian open-data/statistics/procurement layers. 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 Bulgaria 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

• Commercial Register and Register of Non-Profit Legal Entities – Registry Agency
• Registry Agency portal – Registry Agency
• Commercial registration guidance – Bulgarian PSC
• Bulgarian open-data policy – Ministry of e-Government
• Bulgarian open-data portal – Government of Bulgaria
• National Statistical Institute – NSI
• Public Procurement Agency / CAIS – Public Procurement Agency
• Patent Office of Bulgaria – Patent Office
• Financial Supervision Commission – FSC
• Commission for Protection of Competition – CPC