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Türkiye Verification Tools

Official and third-party tools for verifying companies, operations, and entities in Türkiye. Please review the limitations of each tool carefully before relying on the data for financial decisions.

What Public Verification Can and Cannot Tell You

Public records and official registries are critical for basic due diligence, but they have inherent limits.

✓ Registries CAN Prove:
  • Legal corporate existence at time of registration
  • Registered corporate address
  • Authorized legal representatives
  • Official tax or company ID numbers
✗ Registries CANNOT Prove:
  • Current product quality or manufacturing capability
  • Availability of claimed inventory
  • Current financial health or hidden debts
  • Safety of sending an advance payment

If you require certainty regarding production capacity or quality, public information is insufficient. In such cases, coordinating a physical factory visit or hiring a local independent professional is strongly recommended.

Tax Invoice

İnteraktif Vergi Dairesi (İVD)

OFFICIAL PUBLIC

Operated by: Turkish Revenue Administration

Official portal to verify Turkish Tax Numbers (VKN).

✓ Can Verify:
  • Tax number validity
  • Registered company name
  • Tax office alignment
✗ Cannot Verify:
  • Tax debt amount
  • Bank account ownership
  • Commercial reliability
ℹ️ Required Info:
  • Tax Number (VKN)
  • Province
  • Tax Office
Access Note: Accessible without login for basic VKN validation. Captcha required.

Company Registry

MERSİS (Central Registration System)

OFFICIAL PUBLIC WITH LIMITATIONS

Operated by: Turkish Ministry of Trade

The primary official commercial registry system of Türkiye.

✓ Can Verify:
  • Legal corporate existence
  • Company registration number
  • Current active/inactive status
✗ Cannot Verify:
  • Financial health or debt status
  • Manufacturing capacity
  • Physical presence of a factory
ℹ️ Required Info:
  • Tax Number (VKN)
  • MERSİS Number
  • Company Name
Access Note: Access to specific MERSİS functions depends on the required service. Many queries require a Turkish e-Devlet (e-Government) login, which may restrict access for non-citizens.

Ticaret Sicil Gazetesi

OFFICIAL REGISTRATION REQUIRED

Operated by: Union of Chambers and Commodity Exchanges of Türkiye (TOBB)

Official Trade Registry Gazette for corporate structure and history.

✓ Can Verify:
  • Board of directors changes
  • Capital structure updates
  • Registered corporate address changes
✗ Cannot Verify:
  • Real-time operational status
  • Current production capacity
ℹ️ Required Info:
  • Company Name
  • MERSİS Number or Trade Registry Number
Access Note: Requires creating a free account. Interface is strictly in Turkish.

Intellectual Property

TURKPATENT

OFFICIAL PUBLIC

Operated by: Turkish Patent and Trademark Office

Official database for trademarks, patents, and designs.

✓ Can Verify:
  • Trademark ownership
  • Patent registration status
  • Design protection
✗ Cannot Verify:
  • Company existence
  • Export authorization
ℹ️ Required Info:
  • Brand Name
  • Applicant Name
  • Application Number
Access Note: Publicly searchable. Advanced features require login.
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LANG: TR, EN