CREDENTIALS
Sigma Telecom is a proud member of the International Telecommunications Union & recognized among the best mobile operators in Turkey.
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Ranked #2 in Service Exports — Bilişim 500 2025
Sigma Telecom was ranked second in the Service Exports category of the Bilişim 500 – Turkey’s Top 500 IT Companies 2025 Research. This achievement reflects the strength of our international operations, the trust of our global partners, and our team’s commitment to delivering reliable telecommunications services across borders.
With more than two decades of industry experience and a continuously expanding global network, we remain committed to strengthening Türkiye’s position within the international telecommunications ecosystem. From Türkiye to the world, we continue to connect markets, build long-term partnerships, and drive sustainable growth.

ISO
Sigma Telecom is an ISO Certicated Company - (International Organization for Standardization) Worldwide federation of national standards bodies.

PCI
has also gained PCI DSS certication which ensures the security of card data at your business through a set of requirements established by the PCI SSC.
These include a number of commonly known best practices,such as: Installation of rewalls, Encryption of data transmissions. Use of antivirus software.

First Service Exports
According to the Informatics 500 list, which emphasizes the importance of technology and innovation, our annual rate of increase was 48%. Our export activities will continue to develop with our industry experience without slowing down. As Sigma Telecom, we have been serving globally for 21 years by expanding our telecom and fast sales solutions worldwide. Especially for VoIP and SMS .