Use this country index to find CompaniesData guides about official company registers, open company data sources, public APIs, reuse rights and commercial contact-data boundaries. Each guide separates official company-identity data from marketing-contact data, so buyers can evaluate source quality before requesting an Excel database, lead sample or custom extraction.
Priority open company data guides
Select a country guide below to review official business registers, public APIs, legal entity identifiers and commercial B2B dataset availability:
- Belgium open company data guide
- United States open company data guide
- Australia open company data guide
- Canada open company data guide
- Germany open company data guide
- Japan open company data guide
- France open company data guide
- Singapore open company data guide
- Italy open company data guide
- Hong Kong open company data guide
- Netherlands open company data guide
- Switzerland open company data guide
- Austria open company data guide
- Brazil open company data guide
- Sweden open company data guide
- Mexico open company data guide
- Czechia open company data guide
- Portugal open company data guide
- Poland open company data guide
- Fiji open company data guide
- Kosovo open company data guide
- Papua New Guinea open company data guide
- Albania open company data guide
- Georgia open company data guide
All open company data country guides
The full library covers official company registries, open-data portals, procurement sources, regulator datasets, LEI context and reuse constraints by country.
- Albania open company data guide
- Algeria open company data guide
- Angola open company data guide
- Antigua and Barbuda open company data guide
- Argentina open company data guide
- Armenia open company data guide
- Australia open company data guide
- Austria open company data guide
- Bahrain open company data guide
- Bangladesh open company data guide
- Barbados open company data guide
- Belgium open company data guide
- Belize open company data guide
- Benin open company data guide
- Bolivia open company data guide
- Botswana open company data guide
- Brazil open company data guide
- Brunei open company data guide
- Bulgaria open company data guide
- C?te d'Ivoire open company data guide
- Cabo Verde open company data guide
- Cambodia open company data guide
- Cameroon open company data guide
- Canada open company data guide
- Chile open company data guide
- Colombia open company data guide
- Comoros open company data guide
- Costa Rica open company data guide
- Cyprus open company data guide
- Czechia open company data guide
- Denmark open company data guide
- Djibouti open company data guide
- Dominica open company data guide
- Dominican Republic open company data guide
- Ecuador open company data guide
- El Salvador open company data guide
- Eswatini open company data guide
- Federated States of Micronesia open company data guide
- Fiji open company data guide
- France open company data guide
- Gabon open company data guide
- Georgia open company data guide
- Germany open company data guide
- Ghana open company data guide
- Greece open company data guide
- Grenada open company data guide
- Guatemala open company data guide
- Guyana open company data guide
- Hong Kong open company data guide
- Hungary open company data guide
- Iceland open company data guide
- India open company data guide
- Ireland open company data guide
- Israel open company data guide
- Italy open company data guide
- Jamaica open company data guide
- Japan open company data guide
- Jordan open company data guide
- Kazakhstan open company data guide
- Kenya open company data guide
- Kiribati open company data guide
- Kosovo open company data guide
- Kuwait open company data guide
- Latvia open company data guide
- Lesotho open company data guide
- Lithuania open company data guide
- Luxembourg open company data guide
- Madagascar open company data guide
- Malawi open company data guide
- Malaysia open company data guide
- Maldives open company data guide
- Marshall Islands open company data guide
- Mauritania open company data guide
- Mauritius open company data guide
- Mexico open company data guide
- Moldova open company data guide
- Mongolia open company data guide
- Montenegro open company data guide
- Morocco open company data guide
- Mozambique open company data guide
- Namibia open company data guide
- Nauru open company data guide
- Nepal open company data guide
- Netherlands open company data guide
- New Zealand open company data guide
- North Macedonia open company data guide
- Norway open company data guide
- Oman open company data guide
- Palau open company data guide
- Panama open company data guide
- Papua New Guinea open company data guide
- Paraguay open company data guide
- Peru open company data guide
- Philippines open company data guide
- Poland open company data guide
- Portugal open company data guide
- Qatar open company data guide
- Republic Of The Congo open company data guide
- Romania open company data guide
- Rwanda open company data guide
- S?o Tom? and Pr?ncipe open company data guide
- Saint Kitts and Nevis open company data guide
- Saint Lucia open company data guide
- Saint Vincent And The Grenadines open company data guide
- Samoa open company data guide
- Saudi Arabia open company data guide
- Senegal open company data guide
- Serbia open company data guide
- Seychelles open company data guide
- Sierra Leone open company data guide
- Singapore open company data guide
- Slovakia open company data guide
- Solomon Islands open company data guide
- South Africa open company data guide
- South Korea open company data guide
- Sri Lanka open company data guide
- Suriname open company data guide
- Sweden open company data guide
- Switzerland open company data guide
- Taiwan open company data guide
- Tanzania open company data guide
- Thailand open company data guide
- The Bahamas open company data guide
- The Gambia open company data guide
- Togo open company data guide
- Tonga open company data guide
- Trinidad and Tobago open company data guide
- Tunisia open company data guide
- Turkey open company data guide
- Tuvalu open company data guide
- Uganda open company data guide
- Ukraine open company data guide
- United Kingdom open company data guide
- United States open company data guide
- Uruguay open company data guide
- Uzbekistan open company data guide
- Vietnam open company data guide
- Zambia open company data guide
From official sources to usable company databases
Open registries are useful for verification, but they do not automatically provide CRM-ready emails, phone numbers, company segmentation or lawful outreach permission. For commercial datasets, start with the guide for the country, then compare the available Excel database or request a sample from CompaniesData.
Download free company database samples or request a free demo.
Related open company data guides
Use these related country guides and demo resources to compare company registry coverage, source depth and downloadable business data options.
Multi-Country B2B Database Repositories — Save up to 81%
Immediate download access to all national Microsoft Excel (.xlsx) & CSV repositories immediately after checkout — perpetual commercial license, zero recurring fees.
All 19 European national databases in Excel: Germany, UK, France, Spain, Italy, Netherlands, Poland, Belgium, Switzerland, Sweden, Norway, Denmark, Austria, Portugal, Ireland, Romania, Lithuania, Slovakia & North Macedonia (6.5M+ active firms & 4.2M+ verified B2B emails).
Includes all 19 European countries PLUS United States (1.06M firms), Canada (577k emails), Brazil (621k firms), Australia (298k firms), Indonesia & Malaysia (9.0M+ active firms & 6.0M+ verified B2B emails).