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

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

The strongest route is the National Business Registration Portal, NBRS search materials, Vietnam National e-Procurement, Vietnam Open Data, GSO, IP Vietnam, State Securities Commission, State Bank of Vietnam, Hanoi Stock Exchange and Ho Chi Minh Stock Exchange. That makes Vietnam a Southeast Asia official-source guide with national portal, procurement and language-normalization caveats, 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 Vietnam, explains what each source can and cannot do, and shows where a normalized CompaniesData-style dataset adds value.

Quick Answer

Vietnam is publishable with careful caveats because the National Business Registration Portal is the official business-registration platform and official procurement, open-data, statistics, IP, securities, central-bank and exchange sources provide useful enrichment. The article must avoid claiming a complete free open bulk company register.

For practical work, the most useful source stack is: National Business Registration Portal, NBRS search engine description, Vietnam National e-Procurement System, Vietnam Open Data Portal, General Statistics Office of Vietnam, IP Vietnam.

The safe editorial answer is this: Vietnam 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 Vietnam?

Layer	Examples	Typical business use
Registry identity	Legal name, registration number, status, legal form, registered office	Entity matching, deduplication and KYB
Register events	Incorporation, changes, filings, extracts, publications	Corporate timeline and legal traceability
Open-data/API layer	Official datasets, APIs, CSV/JSON/XML services where available	Automated ingestion and monitoring
Statistics	Business demography, enterprise counts, sector/geography totals	Market sizing and data-quality benchmarks
Procurement	Tenders, awards, suppliers and contracting authorities	Public-sector sales intelligence
IP and regulators	Trademarks, patents, supervised entities and decisions	Enrichment and compliance screening
Contact data	Email, phone, contact roles and segmentation	Marketing only with a separate lawful basis

Reuse Rights and Compliance

Across jurisdictions, public-sector-information and open-data policies can support reuse, but country-specific registry, API and privacy rules remain decisive. In practice, Vietnam'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 privacy-sensitive under GDPR, local data-protection or marketing-law rules where applicable.

draftable with NBRS portal, Vietnamese-language normalization and no-open-bulk caveats

Main Official Sources

1. National Business Registration Portal

Owner: official registry. Access: https://dangkykinhdoanh.gov.vn/en/pages/default.aspx.

What it gives: Business registration, information publication and company search. Access model: public search / registration portal
Reuse value: NBRS terms
Main limitation: Portal workflows and Vietnamese/English coverage vary.

2. NBRS search engine description

Owner: official registry. Access: https://dangkykinhdoanh.gov.vn/vn/Pages/chitiettin.aspx?IDNews=4415&groupID=610&tieude=search-engine-on-the-national-business-registration-portal.aspx.

What it gives: Official description of business-registration search access. Access model: service description
Reuse value: NBRS terms
Main limitation: Older service page; live search mechanics must be rechecked.

3. Vietnam National e-Procurement System

Owner: official procurement. Access: https://muasamcong.mpi.gov.vn/.

What it gives: Supplier, tender and award enrichment. Access model: e-procurement portal
Reuse value: MPI procurement terms
Main limitation: Procurement subset only.

4. Vietnam Open Data Portal

Owner: official open data. Access: https://data.gov.vn/.

What it gives: National open-data discovery. Access model: national catalogue
Reuse value: dataset-specific terms
Main limitation: Company microdata coverage varies.

5. General Statistics Office of Vietnam

Owner: official statistics. Access: https://www.gso.gov.vn/en/homepage/.

What it gives: Business and economic statistical context. Access model: statistics / reports
Reuse value: GSO terms
Main limitation: Aggregate/statistical layer.

6. IP Vietnam

Owner: official IP. Access: https://ipvietnam.gov.vn/en_US/web/english/home.

What it gives: Trademark, patent and IP enrichment. Access model: search / services
Reuse value: IP Vietnam terms
Main limitation: IP layer only.

7. State Securities Commission of Vietnam

Owner: regulator. Access: https://ssc.gov.vn/.

What it gives: Capital-market regulated-entity context. Access model: registers / publications
Reuse value: SSC terms
Main limitation: Sector-specific.

8. State Bank of Vietnam

Owner: regulator. Access: https://www.sbv.gov.vn/webcenter/portal/en/home.

What it gives: Banking and financial-sector context. Access model: supervision / publications
Reuse value: SBV terms
Main limitation: Sector-specific.

Practical Options

Official open-data or API route

Use the National Business Registration Portal first for official business-registration and company-search context, add Vietnam National e-Procurement for supplier and tender enrichment, Vietnam Open Data for dataset discovery, GSO for statistics, IP Vietnam for trademarks and patents, SSC and State Bank for regulated entities and HNX/HOSE for listed companies.

Contact-data and marketing-list route

For sales outreach, company identity data is only the first layer. For English and international contact-data needs, route that workflow through CompaniesData.cloud. 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 Vietnam, 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?

Do not claim a complete free open bulk Vietnam company-register dataset.
Vietnamese-language field semantics, abbreviations, legal forms, encodings and update dates need careful normalization.
Procurement suppliers, listed companies, IP owners and regulator records are enrichment subsets, not the full company universe.
Business-registration, director, tax-adjacent and procurement fields must not be treated as marketing-contact permission.

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

Source Matrix

Source	Owner	What it gives	Reuse value	Limitations
National Business Registration Portal	official registry	Business registration, information publication and company search. Access model: public search / registration portal	NBRS terms	Portal workflows and Vietnamese/English coverage vary.
NBRS search engine description	official registry	Official description of business-registration search access. Access model: service description	NBRS terms	Older service page; live search mechanics must be rechecked.
Vietnam National e-Procurement System	official procurement	Supplier, tender and award enrichment. Access model: e-procurement portal	MPI procurement terms	Procurement subset only.
Vietnam Open Data Portal	official open data	National open-data discovery. Access model: national catalogue	dataset-specific terms	Company microdata coverage varies.
General Statistics Office of Vietnam	official statistics	Business and economic statistical context. Access model: statistics / reports	GSO terms	Aggregate/statistical layer.
IP Vietnam	official IP	Trademark, patent and IP enrichment. Access model: search / services	IP Vietnam terms	IP layer only.
State Securities Commission of Vietnam	regulator	Capital-market regulated-entity context. Access model: registers / publications	SSC terms	Sector-specific.
State Bank of Vietnam	regulator	Banking and financial-sector context. Access model: supervision / publications	SBV terms	Sector-specific.
Hanoi Stock Exchange	regulated market / exchange	Listed-company enrichment. Access model: listed-company pages	HNX terms	Listed companies only.
Ho Chi Minh Stock Exchange	regulated market / exchange	Listed-company enrichment. Access model: listed-company pages	HOSE terms	Listed companies only.

Vietnam has a strong official business-registration route through the National Business Registration Portal, plus procurement, open-data, statistics, IP, securities, central-bank and exchange sources. The article should emphasize Vietnamese-language normalization, portal workflows and the absence of a proven complete free open bulk company register.

FAQ

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

Not always. Vietnam 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 Vietnam company data?

The best first source is the National Business Registration Portal, NBRS search materials, Vietnam National e-Procurement, Vietnam Open Data, GSO, IP Vietnam, State Securities Commission, State Bank of Vietnam, Hanoi Stock Exchange and Ho Chi Minh Stock Exchange. 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 privacy 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 Vietnam 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

National Business Registration Portal – official registry
NBRS search engine description – official registry
Vietnam National e-Procurement System – official procurement
Vietnam Open Data Portal – official open data
General Statistics Office of Vietnam – official statistics
IP Vietnam – official IP
State Securities Commission of Vietnam – regulator
State Bank of Vietnam – regulator
Hanoi Stock Exchange – regulated market / exchange
Ho Chi Minh Stock Exchange – regulated market / exchange