We Are
Sigma Telecom. Founded in 2003 to provide advanced telecommunication infrastructure services including; optimization, planning and drive testing.
We Do
High quality and exclusive voice and SMS service; provided by our team of experts. Alongside software and mobile solutions; for both iOS and Android platforms.
We Achieved
Connections with over 500 companies globally, 400M+ minutes of voice carried per month, recognized amongst the biggest mobile operators in Turkey and a sector member of International Telecommunication Union (ITU).
Indispensable Values That Describe Us
Values
Diversity
At Sigma, we have a fully dedicated, self-motivated, multi-national team. Hailing from all around the world; bringing new cultures and points of view to our company. This diversity allows us to see things from a wider perspective.
Being A Lifetime Learner
For a Sigma employee, learning is a process that never ends. We know that we have a lot to learn from our partners and each other about business and life itself. For this reason, Sigma Telecom invests in its employees' education to improve its talents and promote lifelong learning.
Innovation
We gain from the combination of our unique diversity and education which leads to our irresistible passion for innovation. We love to use advanced approaches and focus on a variety of aspects to create modern and exciting projects.
Right-Minded
We are fair to our employees, business partners and customers. We care about the relationships that we have. This formula has allowed Sigma Telecom to make long lasting and mutually beneficial business partnerships.
Services
Services that 100% guarantee reliable and lucrative partnerships lead to absolute success. We provide first class telecom services, with 24/7 NOC support. Our added value & continuous support deliver a great experience for our partners and we love to exceed these expectations.
We are connected with 500+ companies globally
Some Of Our Partners
And many more!
We are everywhere. Meet us!
Latest Events
We have a few tips for you.
The Blog
10 Reasons to Meet Our SMS Marketing Solutions to Grow your Business
Sigma Telecom provides high quality service to its customers in the field of SMS as well as VoIP. Here are 10 reasons for you to work with us in SMS
Average Success Rate – ASR – VOIP Terms and Definitions
In our VoIP guide, today's subject is ASR, Average Success Rate. In this article you will find detailed information about why ASR may be low, the reasons and the results.
PDD of Post Dial Delay For VoIP – Meaning, Reasons, Solutions
Today we will talk about one of the most important issues of VoIP, PDD, in other words Post Dial Delay. PDD is one of the main reasons for other rates
2019 VoIP Business Trends – Top VoIP-related searches on Google
Like every year, Google has announced yearly trends. 2019 Year in Search shows that people look for heroes on Google. Google tells this with that sentence; ''Throughout history, in times
2020 VoIP Events, Conferences Calendar
After a very busy year for the VoIP, telecom sector and us, we have an upcoming year. During 2019, we attended many conferences around the world, and now we will
VoIP Industry Facts by Numbers – 2019
Throughout 2019, VoIP Industry continued to grow rapidly and added even more value to the business and social life. For personal or corporate reasons and advantages, many people around the
Did You Know Your Website Score?
If you have problems with your web site's traffic and visibility on Google searches, you need to define the problem, develop solutions and wait for the impact. This process sometimes
Black Friday is coming! How to choose your new smartphone
Everybody is waiting for Black Friday to buy a phone with the best features for the cheapest price. But there are a lot of models in the market so you