What departments does SESTEK have?

SESTEK has employees across 15 departments including Business Development, Program & Project Management, Sales, Human Resources, Engineering.

What is the largest department at SESTEK?

The largest department at SESTEK is Engineering with 9 employees.

Where are SESTEK employees located globally?

SESTEK has employees across 4 continents and 16 countries including Egypt, Tunisia, Turkey, Philippines, United Arab Emirates.

How has SESTEK's team size changed over time?

SESTEK's team has decreased from approximately 236 to 177 employees based on available data.

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SESTEK Employee Directory

Q: Who are SESTEK's key employees and leadership?

SESTEK's key employees include: Founder & Ceo: L. A., Head Of Pmo: A. A..

Software DevelopmentIstanbul, Turkey201-500 Employees

SESTEK is a mid-sized software development company based in Istanbul, Marmara Region, that has focused on AI-powered conversational automation for customer service since 2000. Its research and development team, consisting of more than 100 engineers, builds end-to-end conversational solutions designed to understand and respond to customer inquiries. The company serves more than 500 enterprise clients across about 20 countries, helping them digitize and streamline their customer service operations. 

SESTEK offers a product portfolio that includes a virtual agent for handling routine interactions, analytics for extracting insights from customer conversations, and a biometric-based caller verification capability. In 2022, SESTEK was acquired by Unifonic, a leading CPaaS provider, placing it within a broader communications platform ecosystem.

SESTEK Global Highlights

Asia
166

Turkey
152
United Arab Emirates
6
Bangladesh
2
Malaysia
2
Philippines
1
India
1
Saudi Arabia
1
Bahrain
1

North America
8

United States Of America
7
Canada
1

Europe
7

United Kingdom Of Great Britain And Northern Ireland
2
Germany
2
Netherlands
2
Sweden
1

Africa
2

Egypt
1
Tunisia
1

SESTEK's Leadership

A. A.
Head Of Pmo
Mobile Phone
Email
L. A.
Founder & Ceo
Mobile Phone
Email
S. C.
Chairman Of The Board
Mobile Phone
Email
B. S.
Presales Director / Partner Management / Business Development
Mobile Phone
Email
A. S.
Managing Director, Meapac
Mobile Phone
Email
Y. E.
Managing Director, North America
Mobile Phone
Email
D. B.
Us Channel Sales Director
Mobile Phone
Email
C. H.
Partner Sales Director
Mobile Phone
Email

SESTEK Employee Metrics

100%

50%

2026

2025

Engineering
Consultant
Program & Project Management
Analytics
Sales
Other
Operations
Administrative
Product Management

Contact profiles from SESTEK

Name

Title

Contact Info

Location

Last Update

S. M. K.
Director Of Software Development
Mobile Phone
Email
TurkeyIstanbul
May 29, 2026
A. H.
Ai Director
Mobile Phone
Email
TurkeyAnkara
Apr 17, 2026
R. A.
Director - Sales And Customer Success, Apac
Mobile Phone
Email
MalaysiaFederal Territory of Kuala Lumpur
May 28, 2026
S. K. Ö.
Turkey Sales Director
Mobile Phone
Email
Turkey
Apr 15, 2026
T. A.
R&d&i Director
Mobile Phone
Email
TurkeyIstanbul
Jun 19, 2024
A. K.
Managing Director
Mobile Phone
Email
Oct 23, 2024
E. D. B.
Global Marketing Manager
Mobile Phone
Email
TurkeyIstanbul
Jun 14, 2026
S. M. A.
Marketing Manager
Mobile Phone
Email
TurkeyIstanbul
Jun 14, 2026
D. Ç.
Senior Product Owner
Mobile Phone
Email
TurkeyIstanbul
Nov 03, 2025
M. E.
Application Support Team Lead
Mobile Phone
Email
TurkeyIstanbul
Apr 13, 2026

Frequently Asked Questions

What is SESTEK known for?

SESTEK was founded in 2000 operates in the Software Development industry. The company's main headquarters is located in 109b 1b Ofis Blok no 4 Vadistanbul Bulvar Ayazağa, Istanbul 34396 Turkey. Explore SESTEK's company overview page for more information.

What is SESTEK's most common email format?

SESTEK employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more SESTEK email formats with LeadIQ.

How many employees does SESTEK have currently?

SESTEK has approximately 203 employees as of June 2026. These team members are located across 4 continents, including AsiaNorth AmericaEurope.

Who are SESTEK's key employees and leadership?

As of June 2026, SESTEK's key employees include:

Head Of Pmo: A. A.
Founder & Ceo: L. A.
Chairman Of The Board: S. C.
Presales Director / Partner Management / Business Development: B. S.
Managing Director, Meapac: A. S.

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SESTEK Employee Directory

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