Company lists · Data refreshed November 2026

Top 25 Customer engagement services based in Türkiye

RevenueBase identified 87 company matches for customer engagement services associated with Türkiye as of November 2026 and tracks 10,188 professional contacts across them, including 2,256 with verified work emails. Istanbul is the largest hub.

This list covers company matches for customer engagement services associated with Türkiye, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
87Companies
10,188Contacts tracked
2,256Verified emails
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The 25 largest customer engagement services based in Türkiye

Ranked by team size
Top 25 of 87 company matches for customer engagement services based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBeyoglu, TürkiyeHQ recorded Nov 6, 202610001+6,889 contacts →

Exact match

“Bir Turkcell grup şirketi olarak yılında kurulduğumuzda amacımız hep eşsiz bir müşteri deneyimi yaşatmaktı.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20265,001-10,000446 contacts →

Exact match

“Mplus Turkiye, one of Turkey's largest independent outsourcing providers, was founded in in Istanbul.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261,001-5,000333 contacts →

Exact match

“On its journey up to today, ETB GROUP, the foundations of which were laid in 2003, has reached the present, growing with its experience and accumulation knowledge obtained in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261,001-5,000183 contacts →

Exact match

“SİTE TELEKOM A.Ş 2010 senesinde kurulan Site Telekom, özel ve kamu sektöründe birçok çağrı merkezi projesine imza atmıştır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKagithane, TürkiyeHQ recorded Nov 6, 2026201-50091 contacts →

Exact match

“We are champions for meaningful progress, helping our clients to win, keep and grow their best customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“INTERLINK Şirketler Grubu 1987 yılında kurulmuş ve kurulduğu günden bu güne Satış Arttırıcı ve Sadakat Sağlayıcı Programları projelendirip uygulayan bir şirkettir.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“DNEXT is a revolutionary digital customer engagement platform transforming businesses into next level digital operators.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“Kaizen Loyalty is a leading customer engagement, loyalty, and gamification platform that helps brands acquire, activate, engage, and retain customers through personalized digital…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Ketchup is a pioneer in loyalty consultancy & management, creating and implementing end-to-end loyalty programs to target, engage, reward and retain customers for a wide range of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSisli, TürkiyeHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Binovist Binovist is an innovative "IT Consultancy" company with many years of expertise and experience offering its customers services in the business solutions field, with a…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSiirt, TürkiyeHQ recorded Nov 6, 2026501-1,00024 contacts →

Exact match

“Ulaknet Call Center is a company based out of Yeni,Necmettin Bilgin Cd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Regna Consulting is an experienced Salesforce and SAP Partner about Customer Relationship Management, Customer Experience, C/4HANA, Customer Engagement and Commerce (CEC)…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“INNTHEBOX is a product-focused technology company that redesigns organisations’ customer experience and commercial operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKonya, TürkiyeHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“iMA Contact is een, met meer dan 17 jaar ervaring in het bieden van uitstekende klantenservice.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBeykoz, TürkiyeHQ recorded Nov 6, 20261,001-5,00018 contacts →

Exact match

“Since 2004, we have been helping customers transform and benchmark their contact centres to be amongst the best in the world using our experienced team and leading technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Sadakat projeleri sektöründeki yolculuğuna 2006’da başlayan Tutkal Bilişim Hizmetleri A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“One vendor for all your needs Let us transform your organization to be ready for digital with the world's A-class solutions at the most affordable costs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIzmir, TürkiyeHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“Temp Team is een Nederlandstalig klantcommunicatiecentrum opgericht in Kayseri.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Partner Republic is a tech-savvy company and provides data driven customer analytics and journey design solutions to their clients with the best fit technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Bonobo is Como's certified partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKucukcekmece, TürkiyeHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Message34, founded in 2013, is an omnichannel customer engagement platform unifying Email, SMS, WhatsApp Business API and Web Push to enable real-time, data-driven marketing and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBesiktas, TürkiyeHQ recorded Nov 6, 202611-508 contacts →

Exact match

“4BIZ is making consultancy services for Strategy, Marketing and Product Management.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAtasehir, TürkiyeHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Firmaların müşterilerle yaşayacağı deneyimde, mükemmellik yolculuğu için gereken sistemi kurar, ihtiyaç duyacağı iletişim ve yazılım çözümlerini sunar.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Get ready for an exciting digital adventure where endless possibilities come to life!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Dataeva; Continuously develops innovative technology solutions and services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 87 customer engagement services based in Türkiye

See the full list, filter by size, metro and specialty, and access 2,256 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer engagement services based in Türkiye at a glance

As of Nov 6, 2026
22.1%Verified-email coverage
117.1Average contacts per company
11-50Median size (employees)
36.8%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
34
51-200
11
201-500
5
501-1,000
2
1,001-5,000
8
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 87 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Türkiye whose business descriptions match “customer engagement services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 2,256 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Customer engagement services by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “customer engagement services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer engagement services are there based in Türkiye?

RevenueBase identified 87 company matches for customer engagement services associated with Türkiye as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Turkcell Global Bilgi tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most customer engagement services?

Istanbul leads with 32 company records, followed by Ankara (5) and Sisli (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,256 professional contacts with verified work emails tracked across these 87 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.