Company Advanced Polonia allows you to obtain, through a single API request, a wide range of information about any company registered in Poland: company details, registered office, financial statements, employees, contacts, and much more. All accessible in just moments, with a single call.
The service returns certified and detailed data on any Polish company, starting from one of the following identifiers:
- VAT Number (vatcode)
- ID (internal company identifier)
- Company NumATr
- Regon Number (only main 9-digit REGON)
The API endpoint for Company Advanced Polonia is: GET /PL-start/{vatCode_companyNumber_taxCode_regonNumber_or_id}
REQUEST EXAMPLE
GET /PL-start/{vatCode_companyNumber_taxCode_regonNumber_or_id}
https://company.openapi.com/PL-advanced/PL6462441581Through this endpoint, you can obtain more than 40 detailed data points on companies registered in Poland, including:
- Full company name
- Regon Number
- VAT Code
- Company Number
- Tax Code
- LEI Code (Legal Entity Identifier)
- Activity Status (ACTIVE, CEASED)
- Registered office (street, street number, city, department, ZIP code)
- GPS Coordinates (latitude and longitude)
- Contacts: website, phone, and fax
- Date of registration in the National Business Register
- Activity classifications (NACE, NAICS, SIC)
- Financial data, current and historical: profit, employees, operating revenue, total assets
- ID (internal company identifier)
RESPONSE EXAMPLE
GET /PL-start/{vatCode_companyNumber_taxCode_regonNumber_or_id}
Example response for VAT Code parameter PL6462441581:
{
"data": [
{
"id": "67ab80e7d3a596ef9fa5dd60",
"lastUpdateTimestamp": 1748952835,
"companyName": "Wilk Elektronik S.A.",
"companyNumber": "0000068827",
"regonNumber": "276675936",
"taxCode": "6462441581",
"leiCode": "259400MOV1C1EUJWWC81",
"vatCode": "PL6462441581",
"address": {
"registeredOffice": {
"town": "Laziska Gorne",
"country": "PL",
"zipCode": "43-173",
"streetName": "Mikolowska 42",
"streetNumber": "42",
"gps": {
"coordinates": [
18.88217,
50.15951
]
}
}
},
"activityStatus": "ACTIVE",
"incorporationDate": "1999-01-01",
"contacts": {
"fax": "+48 32 7369001",
"phone": "+48 32 7369000",
"website": "www.goodram.com"
},
"internationalClassification": {
"nace": {
"code": "2620",
"description": "Fabbricazione di computer e apparecchiature periferiche"
},
"naics": {
"code": "334112",
"description": "Produzione di dispositivi di archiviazione per computer"
},
"sic": {
"code": "3572",
"description": "Dispositivi di archiviazione per computer"
}
},
"balanceSheets": {
"last": {
"year": 2023,
"balanceSheetDate": "2023-03-31",
"employees": 189,
"netWorth": -2497069,
"operatingRevenue": 81133443,
"equity": 1446754,
"totalAssets": 15952416
},
"all": [
{
"year": 2023,
"balanceSheetDate": "2023-03-31",
"employees": 189,
"netWorth": -2497069,
"operatingRevenue": 81133443,
"equity": 1446754,
"totalAssets": 15952416
},
{
"year": 2022,
"balanceSheetDate": "2022-03-31",
"employees": 193,
"netWorth": 6647160,
"operatingRevenue": 153361153,
"equity": 10614552,
"totalAssets": 30916351
},
{
"year": 2020,
"balanceSheetDate": "2020-12-31",
"employees": 164,
"netWorth": 4129074,
"operatingRevenue": 116439536,
"equity": 8120245,
"totalAssets": 29172168
},
{
"year": 2019,
"balanceSheetDate": "2019-12-31",
"employees": 172,
"netWorth": 2177747,
"operatingRevenue": 102524512,
"equity": 6491988,
"totalAssets": 22689728
},
{
"year": 2018,
"balanceSheetDate": "2018-12-31",
"employees": 165,
"netWorth": -71779,
"operatingRevenue": 176205085,
"equity": 4275634,
"totalAssets": 20584880
},
{
"year": 2017,
"balanceSheetDate": "2017-12-31",
"employees": 177,
"netWorth": 5742827,
"operatingRevenue": 170787129,
"equity": 10225092,
"totalAssets": 37106226
},
{
"year": 2016,
"balanceSheetDate": "2016-12-31",
"employees": null,
"netWorth": 4545559,
"operatingRevenue": 100357099,
"equity": 8788082,
"totalAssets": 31344725
},
{
"year": 2015,
"balanceSheetDate": "2015-12-31",
"employees": null,
"netWorth": 1922241,
"operatingRevenue": 81959638,
"equity": 6322627,
"totalAssets": 16620647
}
]
}
}
],
"success": true,
"message": "",
"error": null
}
Company Advanced Polonia is the ideal solution for those who need updated and verified Polish company data in real time. Perfect for business intelligence companies, B2B marketing, rating agencies, and any organization that wants fast access to official and reliable data on companies registered in Poland.
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Company Advanced Poland is an API service that provides access to over 60 official and structured data points on companies registered in Poland . The data includes identification details, financials, contact information, and business classification, offering a comprehensive, real-time company profile.
It is designed for those who require in-depth company analysis, useful in commercial, financial, or strategic contexts.
With Company Advanced Poland , you can access an extensive set of company data, including:
- Full company name
- VAT number
- Tax number
- LEI code (Legal Entity Identifier)
- Regon Number
- Company number
- Activity status (ACTIVE, CEASED)
- Full legal address (street, number, ZIP code, city, country)
- GPS coordinates (longitude and latitude)
- Date of registration in the national company register
- Contacts: website, phone, fax (if available)
- Business classifications (NACE, NAICS, SIC)
- Financial data: revenue, net profit, number of employees, total assets, financial statement history
- Internal company ID (for API use)
All data is automatically updated and delivered in structured JSON format for easy integration.
The two services differ in the level of detail provided:
Company Start Poland
Provides immediate access to essential identification data:
- Company name
- VAT
- LEI
- Regon Number
- Establishment number
- Tax ID
- Company number
- Activity status
- Registered office address
- GPS coordinates
Ideal for users needing quick, automated verifications without financial deep dives.
Company Advanced Poland
Includes all data from Company Start, plus:
- Full economic data, including current and historical financial statements, revenue, profit, and employees
- Activity codes: NACE, SIC, and NAICS
- Contact details (phone, website, email)
Perfect for detailed analysis, due diligence, or strategic evaluations.
The service is intended for users who need a detailed and verifiable view of Belgian companies. In particular:
- E-commerce and marketplaces assessing suppliers or business partners
- Software houses and developers, for integration into CRMs, ERPs, or B2B platforms
- Marketing and sales teams, for database enrichment and segmentation
- Payment providers and financial operators, for KYB checks and risk analysis
- Professionals and consultants, for business analysis and decision support
Yes, similar versions of Company Start are available for other European countries and global services:
- In addition to key countries such as Germany, France, Italy, Portugal, Spain, and the United Kingdom (already active), Company Start will soon be available across almost all European countries, expanding continent-wide coverage with official, updated data.
European VAT – Verifies VAT, name, and address for European companies, including those not listed in VIES. - Company Worldwide – Global access with three depth levels: Start, Advanced, Top.
Company Start Poland is a synchronous service that guarantees a response within a few seconds—typically under 10 seconds—making it ideal for integration into automated processes and instant company verifications.
Two usage options are available:
- Subscription: starting from €0.050 + VAT per request, with scalable and customizable packages depending on volume
- Pay-as-you-go: €0.11 + VAT per single request, ideal for occasional use
Both models offer instant access, official data, and a flexible structure.
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