Istanbul Gold Exchange

Available: basic contact information

Istanbul Stock Exchange

Available: basic company information and trading data

The Union of Chambers and Commodity Exchanges of Turkey - Turkish Trade Registry Gazette

Available: company name, company number, city of office location (serves as a check if the company exists in Turkey)

Istanbul Chamber of Commerce - Registrar of Companies

Available: basic company information, directors, owners, previous owners, list of notifications published in gazette, whole profile available for download in PDF format