Insights

Expanding AI Capabilities SESTEK's recent launch of Agentic AI capabilities for customer service bots presents a new opportunity to offer enhanced automation solutions to existing clients and attract organizations seeking advanced conversational AI tools.

Global Customer Base With over 500 enterprise clients across 20 countries, there is potential to explore cross-border sales by showcasing SESTEK’s multilingual speech recognition and biometrics solutions to multinational corporations expanding their customer engagement channels.

Strategic Partnerships SESTEK’s collaborations with Five9 and ING Bank demonstrate a strong foothold in contact center enhancement and speech analytics, creating prospects to bundle these solutions with other enterprise contact center solutions for integrated offerings.

Acquisition Momentum The acquisition by Unifonic signals a strategic move towards broader CPaaS integration, opening up opportunities to introduce SESTEK’s AI-powered automation solutions within the extensive communication platform ecosystems of potential clients.

Financial Growth & Market Position With revenues estimated between 500 million and 1 billion dollars and a focus on R&D, SESTEK is well-positioned to offer premium conversational technologies, appealing to large enterprises seeking innovative customer engagement solutions for competitive differentiation.

SESTEK Tech Stack

SESTEK uses 8 technology products and services including jsDelivr, WordPress, Azure DevOps, and more. Explore SESTEK's tech stack below.

  • jsDelivr
    Content Delivery Network
  • WordPress
    Content Management System
  • Azure DevOps
    Devops
  • Wireshark
    IT Infrastructure Monitoring
  • Ext JS
    Javascript Frameworks
  • Vue.js
    Javascript Frameworks
  • Google Tag Manager
    Tag Management
  • MediaElement.js
    Video Players

Media & News

SESTEK's Email Address Formats

SESTEK uses at least 1 format(s):
SESTEK Email FormatsExamplePercentage
First.Last@sestek.comJohn.Doe@sestek.com
96%
First.Middle@sestek.comJohn.Michael@sestek.com
1%
Last@sestek.comDoe@sestek.com
2%
Last.First@sestek.comDoe.John@sestek.com
1%

Frequently Asked Questions

Where is SESTEK's headquarters located?

Minus sign iconPlus sign icon
SESTEK's main headquarters is located at 109b 1b Ofis Blok no 4 Vadistanbul Bulvar Ayazağa, Istanbul 34396 Turkey. The company has employees across 4 continents, including AsiaNorth AmericaEurope.

What is SESTEK's official website and social media links?

Minus sign iconPlus sign icon
SESTEK's official website is sestek.com and has social profiles on LinkedIn.

What is SESTEK's NAICS code?

Minus sign iconPlus sign icon
SESTEK's NAICS code is 5112 - Software Publishers.

How many employees does SESTEK have currently?

Minus sign iconPlus sign icon
As of June 2026, SESTEK has approximately 203 employees across 4 continents, including AsiaNorth AmericaEurope. Key team members include Head Of Pmo: A. A.Founder & Ceo: L. A.Chairman Of The Board: S. C.. Explore SESTEK's employee directory with LeadIQ.

What industry does SESTEK belong to?

Minus sign iconPlus sign icon
SESTEK operates in the Software Development industry.

What technology does SESTEK use?

Minus sign iconPlus sign icon
SESTEK's tech stack includes jsDelivrWordPressAzure DevOpsWiresharkExt JSVue.jsGoogle Tag ManagerMediaElement.js.

What is SESTEK's email format?

Minus sign iconPlus sign icon
SESTEK's email format typically follows the pattern of First.Last@sestek.com. Find more SESTEK email formats with LeadIQ.

When was SESTEK founded?

Minus sign iconPlus sign icon
SESTEK was founded in 2000.

SESTEK

Software DevelopmentIstanbul, Turkey201-500 Employees

SESTEK is a conversational automation company working on AI-powered solutions for customer service since 2000. Our R&D team of 100+ engineers develops conversational products built on technologies such as speech recognition (SR), natural language processing (NLP), and voice biometrics. We help digitize customer service operations of 500+ enterprise clients in 20 different countries around the globe.

SESTEK was acquired by Unifonic, one of the leading Communications Platform as a Service (CPaaS) providers, in 2022.

OUR PRODUCTS
SESTEK Virtual Agent
With 100% in-house developed Speech Recognition (SR) and Natural Language Understanding (NLU) technologies, SESTEK Virtual Agent understands customer intent and responds without the need for live agents. Our market-leading speech recognition accuracy rate enables SESTEK  Virtual Agent to effectively automate simple tasks, help increase self-service and decrease costs for customer service operations.

SESTEK Analytics 
SESTEK  Analytics collect 100% of customer interaction data at customer service channels and convert it into meaningful information for decision-makers. The solution provides critical insights to understand customers better and help to improve their experiences. Equipped with advanced quality management tools, SESTEK Analytics enable supervisors to objectively score and maximize agent performance with tangible feedback

SESTEK Biometrics 
Monitoring more than 100 unique parameters of the voice, SESTEK Biometrics can authorize callers within seconds. Being a language, accent, or content independent, it provides a seamless experience in real-time.

Section iconCompany Overview

Headquarters
109b 1b Ofis Blok no 4 Vadistanbul Bulvar Ayazağa, Istanbul 34396 Turkey
Website
sestek.com
NAICS Code
5112 - Software Publishers
Founded
2000
Employees
201-500

Section iconFunding & Financials

  • $500M$1B

    SESTEK's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    SESTEK's revenue is estimated to be in the range of $500M$1B

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.