OpenCorporates
Operator: OpenCorporates Ltd, United Kingdom
Searches company registers worldwide and connects companies, officers and official sources.
Companies & Business
Product
Company database with web search, an API and data deliveries.
Availability and source date
Active
As of: 15 October 2026.
No functionality test has been performed.
Use in OSINT research
Helps find companies across national borders and trace their register data, officers and sources.
Queries
| Input | Result | Result type |
|---|---|---|
| Company / organisation name | Company profiles with register identifier, status, address and linked original sources. | Retrieved |
| Person name | Results for officers and their company roles. | Retrieved |
| Address | Companies with a matching registered address. | Retrieved |
Features
- Searches company names, former names and officers.
- Filters results by jurisdiction, company status and industry.
- Links records to official sources and register identifiers.
- Shows available officer roles and company events.
- Exports search results as CSV and provides data through an API or data deliveries.
Categories
- Companies & Business
- Registers
Coverage
Geographical coverage
Worldwide, over 140 jurisdictions
Dataset
Aggregated company data from official registers; scope and currency depend on the register concerned.
Access
Requirements
Web search in the browser. Registration is required for additional features and API access. Free access is limited to certain user groups.
Export
CSV for search results; JSON and XML through the API; larger data deliveries through the Enterprise offering.
Provider
OpenCorporates Ltd
Country of establishment
United Kingdom
Interfaces
API
Available. Company data API; Essentials includes 500 calls per month, with larger allowances and data deliveries depending on the plan.
MCP
Not documented. No provider information on the product and API pages reviewed.
AI agents
Not documented. No provider information on the product and API pages reviewed.
Usage note
Free access is available to individuals and eligible public-interest projects; businesses need a contract. Scraping is prohibited.
Legal note
Limitations
- Coverage and available fields vary by company register.
- The data may contain errors from the original sources or from processing.
Guides and practical reports
Official · Can I use OpenCorporates?
Jackson Torchia · 06/2024 · EN
Explains search fields, available register data, CSV export and access options.
External · Following the Money: A Beginner’s Guide to Using the OpenCorporates API
Katherine de Tolly · 08/2023 · EN · Independent
Shows how to match company lists using OpenRefine and the API. Pricing in this older article is not authoritative.