Insights

Global Enterprise Reach SESTEK's extensive client base of over 500 enterprise customers across 20 countries demonstrates significant market penetration and international growth opportunities, making it an attractive partner for organizations seeking scalable conversational AI solutions worldwide.

Innovative AI Capabilities With a focus on AI-powered conversational products such as speech recognition, natural language understanding, and voice biometrics, SESTEK offers advanced, in-house developed technologies that can address complex customer service automation needs, providing a competitive edge for potential clients.

Strong Recent Partnerships Partnerships with industry leaders like Five9 and ING Bank highlight SESTEK's proven ability to enhance contact center experiences and deliver measurable improvements in customer satisfaction and operational metrics, creating opportunities for cross-selling and joint marketing initiatives.

Recent Product Launches The launch of Agentic AI capabilities and enhancements to the Knovvu Virtual Agent showcase SESTEK's commitment to innovation and staying ahead of market trends, presenting opportunities to position their solutions as cutting-edge options for organizations aiming to modernize their customer engagement strategies.

Financial Potential With a revenue range of 500 million to 1 billion dollars and substantial R&D investment, SESTEK demonstrates strong financial health and scalability potential, making it an appealing prospect for strategic partnerships, investments, or expansion collaborations.

SESTEK Tech Stack

SESTEK uses 8 technology products and services including WordPress, Genesys, Microsoft 365, and more. Explore SESTEK's tech stack below.

  • WordPress
    Content Management System
  • Genesys
    Customer Experience Management
  • Microsoft 365
    Email
  • Microsoft SignalR
    Javascript Frameworks
  • Vue.js
    Javascript Frameworks
  • jQuery Migrate
    Javascript Libraries
  • Google Tag Manager
    Tag Management
  • VMware
    Virtualisation Software

Media & News

SESTEK's Email Address Formats

SESTEK uses at least 1 format(s):
SESTEK Email FormatsExamplePercentage
First.Last@sestek.comJohn.Doe@sestek.com
97%
Last@sestek.comDoe@sestek.com
1%
Last.First@sestek.comDoe.John@sestek.com
1%
First.Middle@sestek.comJohn.Michael@sestek.com
1%

Frequently Asked Questions

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

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SESTEK's official website is sestek.com and has social profiles on LinkedIn.

What is SESTEK's SIC code NAICS code?

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SESTEK's SIC code is 5045 - Computers and Computer Peripheral Equipment and Software NAICS code is 5112 - Software Publishers.

How many employees does SESTEK have currently?

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As of December 2025, SESTEK has approximately 200 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?

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SESTEK operates in the Software Development industry.

What technology does SESTEK use?

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SESTEK's tech stack includes WordPressGenesysMicrosoft 365Microsoft SignalRVue.jsjQuery MigrateGoogle Tag ManagerVMware.

What is SESTEK's email format?

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

When was SESTEK founded?

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SESTEK was founded in 2000.

SESTEK

Software DevelopmentIstanbul, Turkey51-200 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
Knovvu Virtual Agent
With 100% in-house developed Speech Recognition (SR) and Natural Language Understanding (NLU) technologies, Knovvu Virtual Agent understands customer intent and responds without the need for live agents. Our market-leading speech recognition accuracy rate enables Knovvu Virtual Agent to effectively automate simple tasks, help increase self-service and decrease costs for customer service operations.

Knovvu Analytics 
Knovvu 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, Knovvu Analytics enable supervisors to objectively score and maximize agent performance with tangible feedback

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

Section iconCompany Overview

Website
sestek.com
SIC Code
5045 - Computers and Computer Peripheral Equipment and Software
NAICS Code
5112 - Software Publishers
Founded
2000
Employees
51-200

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

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