Turkcell, Turkey's first GSM operator founded in 1994, has significantly expanded its services and subscriber base, boasting 36.8 million subscribers as of June 2019. The company has made strategic technological advancements, including the implementation of HSPA+ technology and providing international roaming services across 185 countries. Recently, it has experienced a 23.5% income increase over the last year and targets an 18% growth for the upcoming year.