Company lists · Data refreshed September 2026

Top 17 Omnichannel contact center consultants based in Türkiye

RevenueBase identified 43 omnichannel contact center consultants headquartered in Türkiye as of September 2026 and tracks 8,442 professional contacts across them, including 1,909 with verified work emails. Istanbul is the largest hub.

This list covers omnichannel contact center consultants headquartered in Türkiye, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
43Companies
8,442Contacts tracked
1,909Verified emails
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The 17 largest omnichannel contact center consultants based in Türkiye

Ranked by team size
Top 17 of 43 omnichannel contact center consultants based in Türkiye, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to omnichannel contact center consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBeyoglu, TürkiyeHQ checked Sep 29, 202610001+6,167 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
2Strong evidenceİstanbul, TürkiyeHQ checked Sep 29, 20261,001-5,000315 contacts →

Strong evidence

“EchoCCS operational and strategic consultancy services such as call center and business process outsourcing services (Call Center Outsourcing, BPO), advanced call center…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceIstanbul, TürkiyeHQ checked Sep 29, 20261,001-5,000295 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceOstim Osb, TürkiyeHQ checked Sep 29, 2026501-1,000192 contacts →

Indirect evidence

“Günümüz teknolojik gelişmeleri ve iletişim kanalları sayesinde son kullanıcılar çok daha hızlı bir şekilde işlemlerini sonlandırabilmektedir.”

Source: RevenueBase Database · checked Sep 29, 2026
5Strong evidenceAnkara, TürkiyeHQ checked Sep 29, 202611-5040 contacts →

Strong evidence

“Decided to develop cloud base Windesk software platform to be used the unified contact center, operational / business process management and ITIL base itsm products and solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
6Strong evidenceBeykoz, TürkiyeHQ checked Sep 29, 20261,001-5,00038 contacts →

Strong evidence

“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.”

Source: RevenueBase Database · checked Sep 29, 2026
7Strong evidenceKağıthane, TürkiyeHQ checked Sep 29, 202611-5037 contacts →

Strong evidence

“Tegsoft is a Contact Center solution both running as on-prem and cloud SaaS, that offers omnichannel customer experience management over communication channels such as phone…”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceIstanbul, TürkiyeHQ checked Sep 29, 202611-5024 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
9Strong evidenceIstanbul, TürkiyeHQ checked Sep 29, 202611-5016 contacts →

Strong evidence

“VOYCE Contact Center is a comprehensive software designed to optimize your call center operations and enhance customer experience.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceIstanbul, TürkiyeHQ checked Sep 29, 20261-1015 contacts →

Indirect evidence

“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.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceBesiktas, TürkiyeHQ checked Sep 29, 202611-5015 contacts →

Partial evidence

“Cloud call center, email, live chat, chatbot, and more.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceIstanbul, TürkiyeHQ checked Sep 29, 202611-5015 contacts →

Indirect evidence

“EN ESNEK ÇOK KANALLI İLETİŞİM PLATFORMU Müşterilerinizin, hangi iletişim kanallarında müşteri deneyimine sahip olduğu ve bu kanalların nasıl optimize edebileceğiniz konusunda…”

Source: RevenueBase Database · checked Sep 29, 2026
13Strong evidenceİstanbul, TürkiyeHQ checked Sep 29, 202611-5012 contacts →

Strong evidence

“CTCOMM, Intelligent Technologies for Secure & Efficient Contact Centers With over 25 years of expertise in telecommunications, IT, call center infrastructures, and voice…”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceİstanbul, TürkiyeHQ checked Sep 29, 202611-509 contacts →

Indirect evidence

“musterihizmetleri.com" müşterisine önem veren kurumların, özellikle katma değerli hizmet üretimi, hizmette farklılık yaratma ile iş stratejilerini uygulamaya dönüştüren…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceIstanbul, TürkiyeHQ checked Sep 29, 202611-506 contacts →

Indirect evidence

“Kuruluş Felsefesini “Müşteri Odaklı Hizmet Anlayışı” olarak belirlemiş olan kurumumuz, Çağrı Merkezi alanında Dış Kaynak Kullanım Hizmetleri, Çağrı Merkezi Kurulum ve…”

Source: RevenueBase Database · checked Sep 29, 2026
16Strong evidenceIstanbul, TürkiyeHQ checked Sep 29, 20261-103 contacts →

Strong evidence

“Noton Group is focused on Delivering Telephony and digital connectivity solutions to Contact Centers with highly skilled staff who have 10+ years experience.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceEsenyurt, TürkiyeHQ checked Sep 29, 202611-502 contacts →

Indirect evidence

“Our entrepreneurial activities are based on the commercial branch.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 17 of 43 omnichannel contact center consultants based in Türkiye

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Omnichannel contact center consultants based in Türkiye at a glance

As of Sep 29, 2026
22.6%Verified-email coverage
196.3Average contacts per company
11-50Median size (employees)
44.2%Largest-city concentration · Istanbul
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
6
11-50
23
51-200
4
201-500
1
501-1,000
1
1,001-5,000
7
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 43 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among omnichannel contact center consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Türkiye whose own description of what they do matches “omnichannel contact center consultants”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names omnichannel contact center consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among omnichannel contact center consultants, and records with no verified work email. Companies headquartered outside Türkiye are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,909 across the full list. 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 September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names omnichannel contact center consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many omnichannel contact center consultants are there based in Türkiye?

RevenueBase identified 43 omnichannel contact center consultants headquartered in Türkiye as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Turkcell Global Bilgi, headquartered in Beyoglu, tops this list with the largest team on record.

Which city has the most omnichannel contact center consultants?

Istanbul leads with 19 headquartered companies, followed by Ankara (3) and Atasehir (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,909 verified decision-maker contacts tracked across these 43 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.